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VISION-LIST Digest Volume 12 Issue 08

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VISION LIST Digest
 · 10 months ago

VISION-LIST Digest    Fri Feb 19 09:40:52 PDT 93     Volume 12 : Issue 8 

- ***** The Vision List has changed hosts to TELEOS.COM *****
- Send submissions to Vision-List@TELEOS.COM
- Vision List Digest available via COMP.AI.VISION newsgroup
- If you don't have access to COMP.AI.VISION, request list
membership to Vision-List-Request@TELEOS.COM
- Access Vision List Archives via anonymous ftp to FTP.TELEOS.COM

Today's Topics:

Optic Flow code added to the Vision List Archive
Physics-Based Vision and Color Books
Fingerprint images wanted
Lip-reading
boundary detection & feature extraction
Frame Grabber for Sun Sparc II
Line-Scan Cameras
Wanted help
Bibliographic details required
Request: Summer Schools
New Optical Music Recognition mailing list!
CFP: 12-ICPR, Int Conf Pattern Recognition, Jerusalem, 1994
CFP: Looking At People: Recognition and Interpretation of Human Action
CFP: Special Issue on Knowledge-Based Vision in Manufacturing
Summer school on Algebraic Geometry, Robotics and Vision
2nd CFP: Workshop on Computer Vision for Space Applications
CFP: Motion from Biomedical Images
2nd CFP: European Conference on Spatial Information Theory
IEE Third International Conference on ANN's (Registration Announcement)
Workshop On Computational Neuroscience
TR: Optical Flow Computation Using Extended Constraints

----------------------------------------------------------------------

From: John Barron <barron@csd.uwo.ca>
Date: Mon, 15 Feb 93 14:09:08 EST
Subject: Optic Flow code added to the Vision List Archive

[ Thanks to John and friends! Other contributions of useful code to the
Vision List Archive would be greatly appreciated. Please contact
Vision-List-Request@teleos.com for more info. phil... ]

This README written by John Barron

The directories contain various code and data used in our analysis of
optical flow techniques (see "Performance of Optical Flow Techniques"
in CVPR 92 and new TR - send me mail if you want a copy of the TR and
haven't received it by the end of August, 1992)

Directories:
TESTDATA - contains the input data as well as the correct data for syntatic input
in subdirectories.
SOFTWARE - contains error programs and programs for producing postscript files of
images or flow fields
LUCAS - contains the code and explanation for Lucas and Kanade's technique
FLEET - contains the code and explanatioon for Fleet and Jepson's technique
URAS - contains the code and explanatioon for Fleet and Jepson's technique
FLEET - contains the code and explanatioon for Fleet and Jepson's technique
NAGEL - contains the code and explanatioon for Nagel's technique
ANANDAN - contains the code and explanatioon for Anandan's technique
HORN - contains the code and explanatioon for Horn and Schunck's technique
SINGH - contains the code and explanatioon for Singh's technique

All programs for the techniques are in one file (plus maybe a second fortran
file) for convenience. The interfaces are reasonably the same. As well as using
our format for input image sequences all programs allow use of a -B option
to specify that raw binary image data is being used. Our data has a 32 byte
header, which among other things, contains the sizes of the individual images.

Programs, fleet.c, lucas.c and horn.c and singh.c were written in part or in whole
by John Barron while anandan.c, uras.c and nagel.c were written by Steven Beauchemin.
Two other programs, for Waxman et al.'s and Heeger's techniques will not be made
available. In the case of Waxman the result depends on good edge maps, which
cannot be computed from DOGS. In the case of Heeger, the interpretation of
the energy filter responses to derive velocity is ad hoc (to say the least)
and so may not be a good representation of Heeger's work.

When the program were being written I decided (for the ones I wrote) to keep
things as simple as possible. Hence I used static arrays and placed/processed
the data in the upper left hand corner. Two constants PIC_X and PIC_Y define
a maximum array size (which is usally 325). So you do not need to do anything
as long as the dimensions of you images are less than or equal to 315.
If you want to use bigger images just change the values of these constants and
re-compile. Depending on when the programs were written and by who PIC_X is the
number of columns and PIC_Y was the number of rows or vice-versa. Sorry about
that, I just don't have time to make them consistent.
The programs written by Beauchemin are done correctly, i.e. with dynamic
memory.
***************************************************************************
The programs are not state-of-the-art implementations, hence it is possible
to implement the algorithms in a more efficient manner. However, we believe
the algorithms are correct. The programs are provided as a way to
duplicate our results in the TR and CVPR paper (where appropriate)
****************************************************************************
If there is anything that needs further explanation please send me mail
(barron@csd.uwo.ca).

------------------------------

Date: Fri, 19 Feb 93 03:24:38 EST
Subject: Physics-Based Vision and Color Books
From: Steven_Shafer@IUS5.IUS.CS.CMU.EDU

In response to numerous inquiries I've received: My 3-volume Physics-
Based Vision book set (with Wolff and Healey), and color vision theses
(Klinker and a few others) are no longer published by Jones and Bartlett.
The editor for those books founded a new company, AK Peters Inc.,
which can be reached at 617-235-2210. I believe they may have
some discount pricing in effect for the time being.

------------------------------

Date: Mon, 15 Feb 93 14:06:31 GMT
From: J.Illingworth@ee.surrey.ac.uk
Subject: fingerprint images wanted

Hi, I want to start a student on a fingerprint recognition project
but have no data. Does anyone know of a set of good public domain (i.e. no
cost, I already know of the NIST dataset but its too expensive) fingerprint
images?
many thanks John Illingworth

Dr. J. Illingworth, | Phone: (0483) 509835
V.S.S.P. Group, | Fax : (0483) 34139
Dept of Electronic and Electrical Eng, | Email: J.Illingworth@ee.surrey.ac.uk
University of Surrey
Guildford
Surrey GU2 5XH
United Kingdom

------------------------------

Date: Fri, 19 Feb 93 10:56 GMT
From: "Mr. Magister" <MCRAMM@cluster.cc.dundee-tech.ac.uk>
Subject: Lip-reading

I'd be very interested to hear from anyone who has done some work on vision
systems for lip-reading. I'm ware of N. Michael Brookes work at Bath (UK),
but any other references would be greatly appreciated

Angus M. Marshall, MCRAMM@DCT.AC.UK,amarshal@mcs.dund.ac.uk, (+44 382) 308600
Then I was gone, and in my place - a cat with green eyes.
) <- Cheshire Smiley?
"My dear Doctor, you have been naive". Unattrib.

------------------------------

Date: Mon, 15 Feb 93 16:40:15 GMT-0600
From: hanceg@minuet.siue.edu
Subject: boundary detection & feature extraction

I am currently working on a project at SIUE involving skin
tumor research. My main objective is to segment out the border of the
tumor image. This will be done primarily using such features as
texture and color. One problem is obtaining a good algorithm for
approximating the overall global shape of the tumor boundary once
feature vectors for various regions of the image at different
resolutions have been formed. I am looking for tips on a good
boundary detection algorithm as well as any advice from someone that
has been involved in a similar type of research. Any references to
documentation, code, etc. would be appreciated.

Cheers & Thanks in Advance, Greg

Greg Hance E-MAIL: hanceg@minuet.siue.edu |
Southern Illinois University PHONE: (618)-692-2769 |
200 University Park
Edwardsville, IL 62026-1801

------------------------------

Date: Mon, 15 Feb 93 16:57:59 GMT-0600
From: hanceg@minuet.siue.edu
Subject: Frame Grabber for Sun Sparc II

I am currently doing research on a Sun SparcStation II with a
24 bit GS graphics board installed. We are looking for a good frame
grabber board that can be installed given this setup (Sparc II w/ 24
bit GS graphics board.) If anyone else is doing image processing on a
similar platform your advice would greatly be appreciated as to what
king of image processing hardware works the best, etc.

We have a color camera but need hardware (and software) to grab
digitized frames into memory.
Also... if anyone knows of any good graphics libraries that
have drivers for the GS board I would also be interested in hearing
about that.

So... I guess in summary, if you are doing image processing
on a Sun Sparc II w/ a GS board and are happy with your setup -- I
would like to know more about it.

-Cheers & Thanks in advance, Greg

| Greg Hance E-MAIL: hanceg@minuet.siue.edu |
| Southern Illinois University PHONE: (618)-692-2769 |
| 200 University Park |
| Edwardsville, IL 62026-1801 |

------------------------------

Date: Thu, 18 Feb 93 14:21:07 NZD
From: david@auck.irl.cri.nz (David Penman)
Subject: Line-Scan Cameras

We are about to purchase some more Line Scan Camera equipment.

I was wondering if anyone has any good or bad experiences to share, advice to
offer, or other comments on the subject.

What companies do you know who handle these products?

We are interested in
1) Analogue output Line-Scan cameras
2) Digital output Line-Scan cameras
3) Time Delay and Integration (TDI) cameras.

If I get much response I will post a summary to the list.

Does anyone know what has happened to two comapanies, that viewed from this
part of the world seem to have gone out of existence.
Eikonix Corporation
and Fairchild CCD Imaging

Thanking you
David W Penman

Email david@auck.irl.cri.nz Industrial Research Ltd
(Formerly DSIR Industrial Development)
Telephone 64 - 9 - 303 4116 PO Box 2225
Fax 64 - 9 - 307 0618 Auckland, New Zealand

------------------------------

Date: Thu, 11 Feb 93 21:12:52 +0900
From: chen@kuri.ces.kyutech.ac.jp (Chen Ke)
Subject: Wanted help

Hi, everybody,

At present, I am interested in context-based 3-D object recognition by means
of artificial neural networks. I would appeciate it if anyone can give an
answer to a basic question or supply some related materials and information.
Question:
If we have some prior knowledge about the relations the image recognized
and some features, how to model these knowledge as learning patterns to
train a feedforward network? (some examples are perfered, if possible.)

Answers are prefered with Email.

regards,
Ke Chen, Ph.D.
Masumi-Ishikawa Research Group
Dept. of Control Engineering and Science
Kyushu Institute of Technology
Iizuka, Fukuoka 820, Japan

Phone +81-948-29-7738(office)
Fax +81-948-29-7709
Email chen@kuri.ces.kyutech.ac.jp

------------------------------

Date: Wed, 17 Feb 1993 08:03:47 GMT
From: timpatt@augean.eleceng.adelaide.edu.au (tim pattison)
Subject: Bibliographic details required
Organization: Electrical and Electronic Eng., University of Adelaide
Status: R

Dear vision community,

I have been handed the following paper, for which I have only
incomplete bibliographic details.

@techreport{Paler??,
author = {Paler, K. and Bowler, I. W.},
institution = {Rutherford Appleton Laboratories, UK},
title = {{G}abor Filters Applied to Electronic Speckle Pattern
Interferometer Images},
year = {??},
annote = {Application of Gabor functions to fringe pattern recognition in
speckle pattern interferometric images.
``Magnitude'' information squared - ``Gabor Energy''.
Remove dc from image before passing through Gabor functions.
Odd-symmetric GF similar to Canny edge operator.
Even-symmetric GF similar to DOG zero-crossing operator
}
}

I surmise on the basis of the layout that it was in fact a conference paper.
Could some kind soul please fill in the missing details? Please
reply by email to:

timpatt@eleceng.adelaide.edu.au

Thanks in advance for your assistance.

Tim Pattison
Dept of Electrical and Electronic Eng.
University of Adelaide

------------------------------

Date: Mon, 15 Feb 1993 14:35:35 GMT
From: bas@cs.ruu.nl (Bas Haring)
Organization: Utrecht University, Dept. of Computer Science
Subject: Request: Summer Schools

Does anybody know whether there are Summer Schools this year concerning
something like "Neural Networks and Computer Vision". I am interested in both
the mathematical, the biological and psychological aspects involved in this
field, as well as in applications.

Thank you in advance,

------------------------------

Date: Wed, 17 Feb 1993 20:23:26 GMT
From: roth@sitter.ips.id.ethz.ch (Martin Roth)
Organization: ETH Zurich (Swiss Federal Institute of Technology)
Subject: New Optical Music Recognition mailing list!
Summary: OMR mailing list - subscribe by email to omr-request@ips.id.ethz.ch
Keywords: pattern recognition, music, notation, OCR

I have set up a new mailing list for people interested
in Optical Music Recognition. (The list uses emails and
has nothing to do with the newsgroups - mails sent to
the list get automatically distributed to all people
subscribed).

Optical Music Recognition is automatic recognition of a
scanned page of printed (or handwritten) music notation.
Something like OCR (Optical Character Recognition), but
instead of text, OMR recognizes music - notes, rests, etc.

The research on this topic is conducted at different loca-
tions in the world. The purpose of this list is to provide
a forum for developers and others interested to discuss
ideas and techniques used and also to inform about new papers.

The list is open to everyone (with a working internet mail
address). Requests to be added (or removed) must be directed
to
omr-request@ips.id.ethz.ch

by a short e-mail. I'll then add you to the list in a few
days time.


-Martin Roth (omr-request@ips.id.ethz.ch) 2/93

(NO FOLLOWUPS TO THIS ARTICLE PLEASE - QUESTIONS BY EMAIL)

------------------------------

Date: Tue, 16 Feb 1993 18:35:47 +0200
From: Shmuel Peleg <peleg@CS.HUJI.AC.IL>
Organization: Institute of Computer Science, The Hebrew University of Jerusalem
Subject: CFP: 12-ICPR, Int Conf Pattern Recognition, Jerusalem, 1994

CALL FOR PAPERS - 12th ICPR
International Conferences on Pattern Recognition
Oct 9-13, 1994, Jerusalem, Israel

The 12th ICPR of the International Association for Pattern Recognition will be
organized as a set of four conferences, each dealing with a special topic. The
program for each individual conference will be organized by its own Program
Committee. Papers describing applications are encouraged, and will be reviewed
by a special Applications Committee. An award will be given for the best
industry-related paper presented at the conference. Considerations for this
award will include innovative applications, robust performance, and
contributions to industrial progress. An exhibition will also be held.
The conference proceedings are published by the IEEE Computer Society Press.

GENERAL CO-CHAIRS: S. Ullman - Weizmann Inst. (shimon@wisdom.weizmann.ac.il)
S. Peleg - The Hebrew University (peleg@cs.huji.ac.il)
LOCAL ARRANGEMENTS: Y. Yeshurun - Tel-Aviv University (hezy@math.tau.ac.il)
INDUSTRIAL & APPLICATIONS LIAISON: M. Ejiri - Hitachi (ejiri@crl.hitachi.co.jp)

CONFERENCE DESCRIPTIONS

1. COMPUTER VISION AND IMAGE PROCESSING, T. Huang - University of Illinois
Early vision and segmentation; image representation; shape and texture
analysis; motion and stereo; range imaging and remote sensing; color;
3D representation and recognition.

2. PATTERN RECOGNITION AND NEURAL NETWORKS, N. Tishby - The Hebrew University
Statistical, syntactic, and hybrid pattern recognition techniques; neural
networks for associative memory, classification, and temporal processing;
biologically oriented neural networks models; biomedical applications.

3. SIGNAL PROCESSING, D. Malah - Technion, Israel Institute of Technology
Analysis, representation, coding, and recognition of signals; signal and
image enhancement and restoration; scale-space and joint time-frequency
analysis and representation; speech coding and recognition; image and video
coding; auditory scene analysis.

4. PARALLEL COMPUTING, S. Tanimoto - University of Washington
Parallel architectures and algorithms for pattern recognition, vision, and
signal processing; special languages, programming tools, and applications of
multiprocessor and distributed methods; design of chips, real-time hardware,
and neural networks; recognition using multiple sensory modalities.

PAPER SUBMISSION DEADLINE: February 1, 1994.
Notification of Acceptance: May 1994. Camera-Ready Copy: June 1994.

Send four copies of paper to: 12th ICPR, c/o International, 10 Rothschild blvd,
65121 Tel Aviv, ISRAEL. Tel. +972(3)510-2538, Fax +972(3)660-604

Each manuscript should include the following:
1. A Summary Page addressing these topics:
- To which of the four conference is the paper submitted?
- What is the paper about? - What is the original contribution of this work?
- Does the paper mainly describe an application, and should be reviewed by
the applications committee?
2. The paper, limited in length to 4000 words. This is the estimated length
of the proceedings version.

For further information contact the secretariat at the above address, or use
E-mail: icpr@math.tau.ac.il .

------------------------------

Date: Mon, 15 Feb 93 12:38:14 EST
From: Sandy (Alex) Pentland <sandy@westminster.media.mit.edu>
Subject: CFP: Looking At People: Recognition and Interpretation of Human Action

CALL FOR PAPERS

LOOKING AT PEOPLE:
Recognition and Interpretation of Human Action

A one-day workshop at IJCAI-93,
Chambery, France, Monday August 30, 1993

In recent years machine vision has had considerable success at face
detection and recognition, especially for ``mug shots,'' i.e., head-on
face pictures with controlled illumination and scale. These results
have encouraged researchers around the world to to attempt to extend
this success to more general viewing situations, to expression
recognition, and to gesture recognition.

This workshop will bring together researchers working on promising new
approaches to recognizing and interpreting human action. Because the
topic is so new, it is hoped that this workshop will help to define
the problems we face, and crystalize thought about the promise offered
by various approaches to the problem. Papers addressing the more
difficult problems of gesture and expression recognition will receive
the highest priority, papers addressing ``mug shot'' face recognition
will receive lower priority.

Instructions and Deadlines:

March 1, 1993: Submit a four-page summary of your paper to the
chairman (address below); no electronic submissions. Be sure to
include your electronic mail address as well as your surface mail
address.

April 1, 1993: Notification of acceptance. No more than 18 papers
will be accepted for oral presentation; up to 18 more will be accepted
as posters.

June 1, 1993: Final papers due. Oral presentation papers can be up to
10 pages, poster papers up to 5 pages. Papers must be formatted using
LaTex; standard formatting macros will be provided.

Chair:

Prof. Alex Pentland,
Head, Perceptual Computing
Room E15-387, The Media Laboratory, M.I.T.
20 Ames St., Cambridge, MA 02139 USA
sandy@media.mit.edu

Note:

Each workshop attendee must registered for the main conference. An
additional fee of 300 FF will be required for the workshop. No
attendance to a workshop will be accepted without registration to
IJCAI-93.

------------------------------

Date: Thu, 18 Feb 93 16:04:15 PST
From: flynn@eecs.wsu.edu
Subject: CFP: Special Issue on Knowledge-Based Vision in Manufacturing

CALL FOR PAPERS
Special Issue of _Applied Intelligence_

Papers on the topic of Knowledge-Based Vision for Intelligent Manufacturing are
solicited for a Special Issue of _Applied Intelligence_. The issue is scheduled
for publication in February 1995. The guest editors for the special issue are
H. R. Keshavan and R. Hoffman of Northrop Corporation, Palos Verdes Peninsula,
CA; and P. Flynn of Washington State University, Pullman, WA.

Research in vision for manufacturing has been largely fueled by the promise of
large reductions in production costs and improved competitiveness that would
result from driving manufacturing processes by information, sensors, and
automata rather than by manual ministration. However, such research has
failed to live up to expectations because only `toy' systems have thus far
been produced. Existing systems do not gracefully scale up when objects
become more complex, databases become larger, or the environment becomes
less structured. In addition, these toy domains are often expressed in a
home-grown CAD format that cannot be readily generated from CAD formats used
by industry. In short, reality impinges upon implicit assumptions made by
such systems, preventing them from being useful in realistic manufacturing
environments.

The goal of this special issue is to gather significant research results on
knowledge-based vision for intelligent manufacturing that show promise of
applicability to modern manufacturing enterprises. Of particular interest
are papers that address:

* Techniques of integrating vision with realistic manufacturing databases.
In particular:
-- recognizing sculptured objects defined in terms of geometrically
rich CAD primitives such as NURBS and hyperpatches, and
-- deriving such models from imagery.

* Common-sense or spatial reasoning techniques for in-process
tasks such as pose estimation, inspection, and part tracking.

* Critiques of current standards for CAD data interchange, with emphasis on
weaknesses and strengths for use of this data in model-based vision systems.

* Techniques (such as active sensing strategies) that do not degrade
precipitously under increased database size, model complexity, or
visual clutter.

Theoretical results should be supplemented with appropriate experiments
and performance evaluation.

All papers will be subjected to the standard review process. Please
submit six copies of your paper to:

Dr. Patrick J. Flynn (flynn@eecs.wsu.edu)
School of Electrical Engineering and Computer Science
Washington State University
Pullman, WA 99164-2752

The deadline for submission is October 1, 1993.


------------------------------

Date: 11 Feb 93 13:51:14 GMT
From: faugeras@capri.inria.fr (Olivier Faugeras)
Organization: Inria Sophia Antipolis
Subject: Summer school on Algebraic Geometry, Robotics and Vision
Keywords: Algebraic Geometry, Robotics and Vision

Dear colleagues
here is an announcement for a school in Algebraic Geometry, Robotics
and Vision that might be of interest to you or some of your colleagues. Feel free to
advertise the course.


CIMI/EUROPROJ
INRIA/EVS (European Vision Society)
Algebraic Geometry, Robotics and Vision
June 1 - 5, 1993

Domaine des Courmettes, Nice, France.

The European Network of Algebraic Geometry EuroProj and CIMI (Inter-
national Centre for Mathematics and Informatics) are organizing a school
on Algebraic Geometry, Vision, and Robotics at Domaine des Courmettes, near Nice,
France. Marie-Line centralise les demandes.


LECTURERS AND SCIENTIFIC COMMITTEE :
Scientific Directors : Olivier Faugeras, Dan Laksov.

Algebraic Geometry :
S. Abhyankar (USA)
M. Galbiati (Italy)
D. Laksov (Sweden)
K. Loensted (Denmark)
M. Merle (France)
J.J. Risler (France)
L. Svensson (Sweden)
A. Thorup (Denmark).

Vision and Robotics :

T. Buchanan (Germany)
O. Faugeras (France)
D. Forsyth (USA)
T. Huang (USA)
S. Maybank (GB)
J.P. Merlet (France)


Programme :
**********
There will be daily conferences on vision and introductory lectures
on topics from algebraic geometry that are used in vision.
Furthermore there will be discussions on the future interaction between
vision and algebraic geometry.

Objective :
**********
To allow young researchers in Vision to become familiar with
modern Algebraic geometry tools and make mathematicians aware
of problems raised by vision .

Working languages : English, French.

Prerequisite : Vision or Algebraic Geometry PhD.

Deadline for application : March 15, 1993.

Number of participants : 40.
Registration fee : 2000FF.

APPLICATION FORM


Name:


Surname :


Address :


Your Institution :

Tel :

Fax :

Email :


Name of the School : Algebraic Geometry and Vision

Date of the School : June 1 -4, 1993



PLEASE SEND A COMPLETE FILE INCLUDING :

A Curriculum Vitae.
One recommendation letter.
A letter stating your motivation current interest and scientific
works.
A description of the financial arrangements (travel, lodging,
registration fee).
One passport photograph.

Europroj and the Scientific Comittee of the School will evaluate
applications and may waive registration fee and award a limited
number of scholarships (travel and/or living expenses) to some participants
unable to find other sources of support.


to EUROPROJ 1, rue Edith Cavell, 06000 Nice
Tel 93 53 18 43 Fax 93 81 73 48
europroj@taloa.unice.fr

------------------------------

Date: 16 Feb 93 17:21:08 GMT
From: giraudon@satie.inria.fr (Gerard Giraudon)
Subject: 2nd CFP: Workshop on Computer Vision for Space Applications
Organization: Inria Sophia Antipolis

Second Call for papers
WORKSHOP ON COMPUTER VISION FOR SPACE APPLICATIONS

Antibes-France
September 22-23-24 1993

Co-Chairmen: Plancke (ESA/ESTEC) and Giraudon (INRIA-fr)

Program Committee: Berthod (INRIA)
Bolles (SRI)
Buxton (GEC)
Elvfing (ESA/ESTEC)
Eklund (RIT)
Faugeras (INRIA)
Henderson (University of Utah)
Matthies (JPL/NASA)
Menardi (ESA/ESTEC)
Proy (CNES)
Scoon (ESA/ESTEC)


We would like to invite computer vision researchers and aerospace
specialists to participate in a workshop on Computer Vision for Space
Applications to be held in Antibes, France, September 22-23-24,
1993.

Many industrial and government laboratories around the world are
developing systems for space missions, such as the exploration of Mars, or
the construction of a space station. Computer vision
is one of the key components for the automation of such systems. The
goal of this workshop is to bring together an international forum of
academic, industrial, and government researchers/engineers to present
and discuss possible applications of computer vision in space, and
then present and discuss computer vision techniques which can be transfered
to these applications.

The core of the workshop will be the presentation and discussion of
about 40 high-quality papers. We are soliciting papers
in the following areas~:
\begin{itemize}
\item
Planetary Exploration:
vision for mobile robots, navigation, landing systems, and in situ
operations \lodts
\item
Orbital Systems:
vision for space station construction and extra vehicular
operations, internal automation and
robotics, telescience \lodts
\item
Fundamental Aspects of Computer Vision:
segmentation, stereo and motion,
active vision, spatial reasoning, and scene analysis \lodts
\item
System Building:
system architecture, special-purpose hardware, and sensors. \lodts
\end{itemize}

SUBMISSIONS : Three (3) copies of each paper or extended abstract
(in English) should be sent
to the following address by March 31, 1993~:\\
\begin{center}
Gerard Giraudon\\
INRIA\\
B.P 93\\
06902 Sophia-Antipolis Cedex\\
FRANCE
\end{center}

The submitted papers are limited to 15 double-spaced pages,
including figures, using a 12-point font.\\
Notification of acceptance/rejection will be sent to
authors by May 30, 1993.

For additional information or for a copy of the advance program, when
available, contact juncker@sophia.inria.fr

------------------------------

Date: Fri, 12 Feb 1993 16:20:51 GMT
From: vision@iro.umontreal.ca (Vision Vision)
Organization: Universite de Montreal, Canada
Subject: CFP: Motion from Biomedical Images
Summary: Motion from Biomedical Images
Keywords: biomedical images ITBM motion

Call for papers

A Special issue of "Innovation and Technology in Biology and Medicine" on
Motion Computation and Analysis in Biomedical Imaging will appear in December
1993.

The goal of this special issue is to gather original research results on
the state of the art techniques and methods to compute motion from
biomedical images. Authors are encouraged to submit papers in one or
more of the following topics:

- Image formation and modeling
- Difference and correlation (matching) techniques
- Optical flow approaches
- 3-D motion assessmen
- Transformations (Fourier, Gabor, wavelets) methods
- Multiresolution approaches
- Neural networks and AI
- Other related works about "Motion in Medical Imaging"

Papers containing original results are encouraged.
Surveys containing critical evaluation of the revelant techniques can
also be submitted.

Please send your paper (English or French) to one of the following Guest Editors

Michel Bertrand Jean Meunier
or Rosaire Mongrain Departement d'informatique et
Institut de genie biomedical recherche operationnelle
Ecole Polytechnique Universite de Montreal
PO Box 6079, Station "A" PO Box 6128, Station "A"
Montreal, (Quebec) Montreal, (Quebec)
Canada Canada
H3C 3A7 H3C 3J7
bertrand@igb.polymtl.ca meunier@iro.umontreal.ca

The editors must received a tentative title and a short abstract (300 words)
before March 15, 1993. The other deadlines for the paper are the following:

March 15: Tentative title and short abstract (300 words)
July 15 : Manuscript (10 to 15 pages including drawings and
biography)
August 15: Applicants are notified of acceptance
September 15: Final manuscript
December 1993: Publication of the special issue of "Innovation and
Technology in Biology and Medicine"


***************************
Annonce d'un numero special
***************************

Un numero special de la revue "Innovation et Technologiques en Biologie
et Medecine"
, intitule Calcul Numerique et Analyse du Mouvement en
Imagerie Medicale, paraitra en decembre 1993.

Le but principal du numero special est de rassembler des resultats
de recherche a la fine pointe de la technologie afin d'illustrer
les approches actuellement en usage et en developpement pour inferer le
mouvement en imagerie biomedicale.

Les auteurs sont invites a soumettre des resultats originaux
sur un ou plusieurs des themes suivants:

- Modelisation et formation d'images
- Technique de difference et de correlation
- Methodes de flux optique
- estimation du mouvement 3D
- Transformee (Fourier, Gabor, ondelettes)
- Approches multiresolution
- Reseaux de neurones et IA
- Autres techniques connexes portant sur l'etude du mouvement en
imagerie biomedicale


Des articles d'evaluations critiques peuvent aussi etre soumis.

Les articles (en francais ou en anglais) doivent etre adresses a l'un des editeurs suivants:

Michel Bertrand Jean Meunier
ou Rosaire Mongrain Departement d'informatique et
Institut de genie biomedical recherche operationnelle
Ecole Polytechnique Universite de Montreal
C.P. 6079, Succ "A" C.P. 6128, Succ. "A"
Montreal, (Quebec) Montreal, (Quebec)
Canada Canada
H3C 3A7 H3C 3J7
bertrand@igb.polymtl.ca meunier@iro.umontreal.ca

Les editeurs desirent recevoir le titre (provisoire) ainsi qu'un bref resume
(300 mots) de l'article avant le 15 mars 1993. L'echeancier pour les articles
est le suivant:

15 mars: Titre provisoire et bref resume (300 mots)
15 juillet: Manuscrit (10 a 15 pages incluant dessins et biographie)
15 aout: Rapports des arbitres expedies aux auteurs
15 Septembre: Manuscrit final
Decembre 1993: Publication du numero special de la revue Innovation et
Technologie en Biologie et Medecine

Jean MEUNIER
professeur adjoint
Laboratoire de Vision et Modelisation Geometrique
Dep. d'informatique et de Recherche Operationnelle
Universite de Montreal
C.P. 6128, Succursale A
Montreal CANADA
H3C 3J7

tel: (514) 343-7107
fax: (514) 343-5834
e-mail: meunier@iro.umontreal.ca

------------------------------

Date: Tue, 16 Feb 93 17:25:16 MEZ
From: Cosittagung <cosit@geoinfo.tuwien.ac.at>
Subject: 2nd CFP: European Conference on Spatial Information Theory

EUROPEAN CONFERENCE ON SPATIAL INFORMATION THEORY

COSIT'93
September 19-22, 1993
Marciana Marina, Elba Island, Italy

Second Announcement
Call for Papers

Chairs: Andrew U. Frank (Technical University Vienna)
Irene Campari (Technical University Vienna)

American Co-Chair: David Mark (NCGIA, NY St. Univ. at Buffalo)

Chair of Organizing Committee: Ubaldo Formentini (Univ. of Pisa)


The COSIT Symposium will concentrate on theoretical aspects of
spatial information and deal with all aspects of 'large scale' or
'geographic' space and description of objects, processes or events in
large scale space. Spatial information theory is the basis for the
construction of GIS but necessary for other uses of geographic
information. The use of the technology reveals a large number of
interesting research questions, which require an interdisciplinary
approach to their solution. COSIT intends to bring together
researchers from different disciplines, e.g.

Geography
Engineering
Geodesy
Computer science
Cognitive science
Environmental psychology
Artificial intelligence
Administration
History
Sociology

The conference organizers welcome all contributions on spatial
information theory. The following list of topics is indicative of the
field of interest and does not intend to exclude other research areas.

Structure of geographic information
Languages of spatial relation
Cognitive structure of space
Time in geography and geographic information
Spatial and temporal reasoning in geographic space

Data quality aspects of geographic information
Treatment of incomplete or imprecise spatial data

Computational geography
Spatial analysis and modeling
Simulation of processes in geographic space

User Interface design
Design of generally useful elements for GIS interfaces
Metaphors for GIS
Virtual Reality

Presentation of spatial information
Cartographic generalization

Spatial data integration
Cooperative work with spatial information

One day of the Conference will be devoted to papers discussing
aspects of CULTURAL DIFFERENCES in spatial information
treatment, which may be found in many of theabove topics.

The conference program will be selected by an international,
interdisciplinary Program Committee. The conference is the place to
present results from recent work and discuss advanced 'work in
progress'. The research contributions will be selected through rigorous
review of full papers, and proceedings will be printed before the
Conference.

Three planned INVITED LECTURES by eminent scientists in the
field will start each day of the conference. PANELS will discuss
relevance of research questions and compare possible approaches.
Before the conference, TUTORIALS introducing the topics of the
Conference will be organized. They will last from half a day to two
days. One tutorial will discuss the preparation of scientific papers for
conferences and their presentation. After the Conference, TOPICAL
MEETINGS ("birds of a feather sessions") can be organized after
the research conference and proposals from 'convenors' are welcome.
A ROMANCE LANGUAGE round table will be scheduled.


NOTE FOR AUTHORS:

Deadline for submitting papers: MARCH 15, 1993
for papers received later, review, and therefore consideration
for theProgram Committee meeting, cannot be guaranteed.
Program committee meeting: APRIL 25, 1993
Information on acceptance sent out: MAY 1, 1993
Revised paper in camera-ready form due: JUNE 10, 1993


Authors are requested to submit full papers in English, not abstracts,
to the program chairs. The title page of the paper should contain the
title, author(s), affiliation(s), the submitting author's mailing address,
telephone number, fax number and e-mail address, and an abstract.
Total length of a paper is expected to be less than 18 pages double
spaced (less than 6000 words) including figures and bibliography. The
Program Committee will evaluate the papers based on scientific
significance, relevance to the conference, novelty, relation to
previously published literature, and clarity of presentation. The papers
may be sent by postal mail, fax or e-mail to:

Andrew Frank - Irene Campari
COSIT'93
Dept. of Geoinformation E127/1
Technical University Vienna
Gusshausstrasse 27/29
A - 1040 Vienna, Austria
Phone: +43 1 588 01 3786/3791
Fax: +43 1 5043535

irene@vm.cnuce.cnr.it
frank@geoinfo.tuwien.ac.at

The Conference will be mostly organized using e-mail. We request
that you further distribute this Call for Papers either by e-mail or by
conventional means. We are particularly grateful for inclusion of this
text in newsletters etc.


PROGRAM COMMITTEE

Norbert Bartelme (Technical University of Graz, Austria)
Benedetto Biagi (IEI-CNR, Pisa, Italy)
Flavio Bonfatti (Universita' di Modena, Italy)
Peter Burrough (University of Utrecht, The Netherlands)
Kai-U Carstensen (University of Osnabrueck, Germany)
Nick Chrisman (University of Washington, Seattle, USA)
Helen Couclelis (University of California, Santa Barbara, USA)
David Cowen (University of South Carolina, USA)
Leila De Floriani (Universita' di Genova, Italy
Costancio De Castro (Universidad de Pamplona, Spain)
Pierre Dumolard (Universite' de Grenoble)
Max Egenhofer (NCGIA, University of Maine, Orono,, USA)
Giorgio Faconti (CNUCE-CNR, Pisa)
Giacomo Ferrari (Universita' di Pisa, Italy)
Manfred Fischer (University of Vienna, Austria)
Ubaldo Formentini (Universita' di Pisa, Italy)
Christian Freksa (University of Hamburg, Germany)
Dieter Fritsch (University of Stuttgart, Germany)
Paolo Ghelardoni (Universita' di Parma, Italy)
Chris Gold (Universite' Laval, Laval, Canada)
Reg Golledge (University of California, Santa Barbara, USA)
Mike Goodchild (NCGIA, Univ. of California, Santa Barbara, USA)
Georg Gottlob (Technical University of Vienna, Austria)
Dietmar Gruenreich (University of Hannover, Germany)
Giuseppe Guarrasi (Universita' di Palermo, Italy)
Oliver Guenter (University of Ulm, Germany)
John Herring (Intergraph Corporation, USA)
Stephen Hirtle (University of Pittsburg, USA)
Bob Jacobson (Seattle, Washington, USA)
Erland Jungert (FOA, Sweden)
Fritz Kelnhofer (Technical University of Vienna, Austria)
Milan Konecny (Masarik University, Brno, Czechoslovakia)
Karl Kraus (Technical University of Vienna, Austria)
Werner Kuhn (Technical University of Vienna, Austria)
Ewald Lang (Wuppertal University, Germany)
Robert Laurini (University of Lyon, France)
Duane Marble (Ohio State University, Columbus, USA)
Jan Masser (University of Sheffield, UK)
Mark Monmonnier (University of Syracuse, USA)
Jean-Claude Muller (ITC, Enschede, The Netherlands)
John O'Callaghan (CSIRO, Camberra, Australia)
Harlan Onsrud (University of Maine, USA)
Stan Openshaw (University of Leeds, UK)
Giuseppe Papagno (Universita' di Parma, Italy)
Edoardo Politano (Consultant of Ministry of Environment, Italy)
Alina Potrikovska (Polish Academy of Sciences, Warsaw, Polland)
Francois Salge' (CERCO-IGN, Paris, France)
Hans-Jorge Schek (Univerity of Zuerich, Switzerland)
Michel Scholl (INRIA, Paris, France)
Timos Sellis (Technical University of Athens, Greece)
Joseph Strobl (University of Salzburg, Austria)
M. Tinacci Mossello (Universita' di Firenze, Italy)
A Min Tjoa (University of Vienna, Austria)

REGISTRATION

The registration fee is 450.000 L (approx. $300) with a reduction to
400.000 L for registration before April 15, 1993. Registration for
students will be 100.000 L. (approx. $100). The registration fee
includes: participation at the Conference, Proceedings, lunches, coffee
breaks. The registration fee does not include gala dinner. A transfer,
via bus and boat, from Pisa airport to Marciana Marina assited by
hostesses will be organized for an additional fee.

More information about the transportation services will be available in
later announcements.

A NOTE ON THE SITE
The island of Elba is one of the nicest island in the Mediterranean sea,
and September is the best month to visit it. The weather should still
permit swimming in the clean sea. It is easily reachable by ship from
the port of Piombino, which is well connected by train with Pisa and
Rome. Marciana Marina is a small town on the western end of the
island. It offers a choice of hotels etc. and should provide ample
opportunity for serendipitous meetings in many small restaurants.
There are a considerable number of hotels but September is still high
season and we suggest that you plan ahead.

REPLY FORM

If you intend
to participate,
present a paper,
convene a topical meeting (before or after)
propose a tutorial or
suggest a panel,

then please inform us at the following addresses:

afrank@geoinfo.tuwien.ac.at
irene@vm.cnuce.cnr.it
or by fax to
Fax: +43 1 504 3535

COSIT'93
European Conference on Spatial Information Theory
Marciana Marina, Elba, Italy
September 19-22, 1993
If you intend to registrate please contact or send registration fee to:

Nahid Nayyeri
ARA Congressi
V.le Marconi 26, 57125 Livorno (Italy)
Tel. 0586-856508
Fax 0586-862611

Bank account: CC 37828/Nahid Nayyeri
% Banca di Roma Filiale 3900 Livorno 1
via Cairoli, Livorno (Italy)

------------------------------

Date: Fri, 12 Feb 93 14:56 GMT
From: "John V. Black @ DRA Malvern" <"MVUB::BLACK%hermes.mod.uk"@relay.MOD.UK>
Subject: IEE Third International Conference on ANN's (Registration Announcement)

CONFERENCE ANNOUNCEMENT
=======================

IEE Third International Conference on
Artificial Neural Networks

Brighton, UK, 25-27 May 1993.

This conference, organised by the Institute of Electrical Engineers
will cover up-to-date reports on the curent state of research
on Artificial Neural Networks, including theoretical understanding
of fundamental structures, learning algorithms, implementation and
applications.
Over 70 papers will be presented in formal and poster sessions
under the following headings

APPLICATIONS ARCHITECTURES
VISION CONTROL & ROBOTICS
MEDICAL SYSTEMS NETWORK ANALYSIS

In addition there will be a small exhibition and publishers display,
Civic Reception and Conference Dinner.

Registration fees are as follows:

Member(IEE/associated societies) 235 pounds sterling (inc 35 pounds vat)
Non-member 294 " " (inc 43.79 " ")
Research Student or Retired 83 " " (inc 12.36 " ")


Further information including full programme available from

Sheila Griffiths
ANN93 Secretariat
Conferemce Services
Institute of Electrical Engineeers
Savoy Place
London WC2R 0BL, UK
Tel: 071 344 5478/5477
Fax: 071 497 3633
Telex: 261776 IEE LDN G


John Black (jvb%hermes.mod.uk@relay.mod.uk)
E-mailing for David Lowe


------------------------------

Date: Thu, 18 Feb 93 10:31:57 CST
From: mwitten@hermes.chpc.utexas.edu
Subject: Workshop On Computational Neuroscience

** UNIVERSITY OF TEXAS SYSTEM CENTER FOR HIGH PERFORMANCE COMPUTING **
** **
** Workshop Series In Computational Medicine And Public Health**
** **
** Announces **
** **
** A Workshop On Computational Neurosciences **
** **
** 14-15 May 1993 **
** Austin, Texas **


Workshop Director:

Dr. Matthew Witten
Associate Director,
University of Texas System - CHPC
Balcones Research Center
10100 Burnet Road, CMS 1.154
Austin, TX 78758-4497 USA
Phone: (512) 471-2472 or (800) 262-2472
Fax : (512) 471-2445
email: m.witten@chpc.utexas.edu
m.witten@uthermes.bitnet

***** Peliminary Program *****

LIST OF CURRENT SPEAKERS:

Dr. Peter Fox, Director Research Imaging Center, UT HSC San Antonio

Dr. Terry Mikiten, Associate Dean, Grad School of Biomedical Sciences, UT HSC
San Antonio

Dr. Robert Wyatt, Director, Institute For Theoretical Chemistry, UT Austin

Dr. Elizabeth Thomas, Department of Chemistry, UT Austin

Dr. George Adomian, Director, General Analytics Corporation, Athens, Georgia

Dr. George Moore, Department of Biomedical Engineering, University of
Southern California, Los Angeles, CA

Dr. William Softky, California Institute of Technology, Pasadena, CA

Dr. Cathy Wu, Department of Biomathematics and Computer Science, UT Health
Center, Tyler, TX

Dr. Dan Levine, Department of Mathematics, University of Texas at Arlington,
Arlington, TX

Dr. Michael Liebman, Senior Scientist, Amoco Technology Company, Naperville,
Illinois

Dr. George Stanford, Learning Abilities Center, UT Austin

Dr. Tom Oakland, School of Education, UT Austin

Dr. Matthew Witten, Associate Director, UT System - CHPC



OBJECTIVE, AGENDA AND PARTICIPANTS:

The 1990's have been declared the Decade of the Mind. Understanding the
mind requires the understanding of a wide variety of topics in
the neurosciences.

This Workshop is part of an ongoing series of workshops being held at
the UT System Center For High Performance Computing; addressing issues
of high performance computing and its role in medicine, dentistry,
allied health disciplines, and public health. Prior workshops have
covered Computational Chemistry and Molecular Design, and Computational
Issues in the Life Sciences and Medicine. Upcoming workshops will
focus on the subject areas of Computational Molecular Biology and Genetics,
Biomechanics, and Physiological Modeling and Simulation.

The purpose of this Workshop On Computational Neurosciences
is to bring together interested scientists
for the purposes of introducing them to state-of-the-art thinking and
applications in the domain of neuroscience. Topics to be discussed range
across the disciplines of neurosimulation, cognitive neuroscience, neural
nets and their theory/application to a variety of problems, methods for
solving numerical problems arising in neurology, learning
abilities and disabilities, and neurological imaging.

Lectures will be presented in a tutorial fashion, and time for questions
and answers will be allowed.

Attendence is open to anyone. A background in the neurosciences is
not required. The size of the workshop is limited due to
seating constraints. It is best to register as soon as possible.

SCHEDULE:

14 May 1993 - Friday

8:00am - 9:00am Registration and Refreshments
9:00am - 9:15am Opening Remarks - Dr. James C. Almond, Director,
UT System CHPC
9:15am - 10:00am Conference Overview - Dr. Matthew Witten
10:00am - 11:00am Dr. Peter Fox
11:00am - 11:30am Coffee Break
11:30am - 12:30pm Dr. Dan Levine
12:30pm - 1:30pm Lunch Break
1:30pm - 2:30pm Dr. Michael Liebman
2:30pm - 3:30pm Dr. Cathy Wu
3:30pm - 4:00pm Coffee Break
4:00pm - 5:00pm Dr. Terry Mikiten


15 May 1993 - Saturday

8:00am - 9:00am Registration and Refreshments
9:00am - 10:00am Dr. George Moore
10:00am - 11:00am Dr. Robert Wyatt and Dr. Elizabeth Thomas
11:00am - 11:30am Coffee Break
11:30am - 12:30pm Dr. George Adomian
12:30am - 1:30pm Lunch Break
1:30am - 2:30pm Dr. George Stanford and Dr. Tom Oakland
2:30am - 3:30pm Dr. William Softky
3:30pm - 4:00pm Coffee Break
4:00pm - 5:00pm Closing Discussion and Remarks

POSTER SESSIONS:

While no poster sessions are planned, if enough conference
participants indicate a desire to present a poster, we will
make every attempt to accommodate the requests. If you are interested
in presenting a poster presentation at this meeting, please contact
the workshop director.

CONFERENCE PROCEEDINGS:

We will make every attempt to have a publication quality
conference proceedings. All of the speakers have been asked to
submit a paper covering the talk material. The proceedings will
appear as a special issue of the series Advances In Mathematics And
Computers In Medicine, which is part of the International Journal
of Computers and Mathematics With Applications (Pergamon Press).
Individuals wishing to have an appropriate paper included in this
proceedings should contact the workshop director for manuscript
details and deadlines.

CONFERENCE COSTS AND FUNDING:

A nominal registration fee of US $50.00 will be charged by 1 April 93, and
US $60.00 after that date. The conference proceedings will be an additional
US $10.00 . The conference registration fee includes luncheon and
refreshments for both days of the workshop.

ACCOMODATIONS:

There are a number of very reasonable hotels near the UT System CHPC.
Additional information may be obtained by contacting the workshop coordinator
at the address below.

REGISTRATION AND INFORMATION:

Registration requests and further questions should be directed to:

Ms. Leslie Bockoven
Administrative Associate
Workshop On Computational NeuroSciences
UT System - CHPC
Balcones Research Center
10100 Burnet Road, CMS 1.154
Austin, TX 78758-4497
Phone: (512) 471-2472 or (800) 262-2472
Fax : (512) 471-2445
Email: neuro93@chpc.utexas.edu
neuro93@uthermes.bitnet


------------------------------

Date: Tue, 16 FEB 93 17:17 N
From: NESI@ingfi1.cineca.it
Subject: TR: Optical Flow Computation Using Extended Constraints

The following Technical Reports are available from anonymous ftp.
Please post this in Vision-List.

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

"Optical Flow Computation Using Extended Constraints"

Alberto Del Bimbo, Paolo Nesi, Jorge L. C. Sanz

Dipartimento di Sistemi e Informatica, Universit\`{a} di Firenze,
Facolt\`{a} di Ingegneria, Firenze, Italy.
Computer Science Department, IBM Almaden Research Center, Ca, USA.
Computer Research and Advanced Applications Group, IBM Argentina.

ABSTRACT

Several approaches for optical flow estimation use partial differential
equations to model changes in image brightness features throughout
time. A commonly used equation is the so-called Optical Flow
Constraint (OFC), which assumes that the image brightness is stationary
with respect to time. More recently, a different constraint referred
to as Extended Optical Flow Constraint (EOFC) has been introduced,
which also contains the divergence of the flow field of image
brightness features. There is not an agreement in the literature about
which of these constraints provides the best estimation of velocity
field. In this paper, two new solutions for optical flow computation
using the EOFC, which are based on an approximation of the constraint
equation, are proposed. Correspondingly, two new OFC-based solutions
have been also derived. Results achieved by using these solutions have
been compared with several well-known computational methods for optical
flow estimation in different motion conditions. Estimation errors have
been also measured and compared for different types of motion.
{\bf Index term}: computer vision, motion analysis, motion estimation,
image flow, optical flow, constraint equation.

*****

To get the PostScript file you have to connect to 150.217.11.13
(aguirre.-----) by using ftp with anonymous username and leave your
bitnet address as password. The file name is

eofccomp.ps.Z

and it is located in the directory /pub/motion, so:

% ftp 150.217.11.13
Connected to aguirre
Name: anomymous
Password: <your bitnet address>
ftp> cd pub/motion
ftp> binary
ftp> get eofccomp.ps.Z
ftp> by
% compress -d eofccomp.ps.Z
% lpr -P<nome your printer> eofccomp.ps

******

For additional information or comments do not esitate to contact:

Dr. Paolo Nesi
Dip. Systems and Informatics
University of Florence
NESI@INGFI1.CINECA.IT



------------------------------

End of VISION-LIST digest 12.8
************************

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