Kantoorautomatisering Prof. dr. ir. W. Philips Master Toegepaste Informatica Academiejaar 2010-2011 [email protected] philips/kantoorautomatisering

Kantoorautomatisering

Prof. dr. ir. W. Philips

Master Toegepaste Informatica

Academiejaar 2010-2011

[email protected]

http://telin.UGent.be/~philips/kantoorautomatisering/

Telecommunicatie en Informatieverwerking

UNIVERSITEIT GENT

Telecommunicatie en Informatieverwerking

UNIVERSITEIT GENT

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© W. Philips, Universiteit Gent, 2000-2011versie: 4/10/2010

Copyright noticeThis powerpoint presentation was developed as an educational aid to the renewed course “Office automation” (Kantoorautomatisering), taught at the University of Gent, Belgium as of the year 2000.This presentation may be used, modified and copied free of charge for non-commercial purposes by individuals and non-for-profit organisations and distributed free of charge by individuals and non-for-profit organisations to individuals and non-for-profit organisations, either in electronic form on a physical storage medium such as a CD-rom, provided that the following conditions are observed:

1. If you use this presentation as a whole or in part either in original or modified form, you should include the copyright notice “© W. Philips, Universiteit Gent, 2000-2002” in a font size of at least 10 point on each slide;

2. You should include this slide (with the copyright conditions) once in each document (by which is meant either a computer file or a reproduction derived from such a file);

3. If you modify the presentation, you should clearly state so in the presentation;4. You may not charge a fee for presenting or distributing the presentation, except to cover your costs pertaining to distribution. In other words, you or

your organisation should not intend to make or make a profit from the activity for which you use or distribute the presentation;5. You may not distribute the presentations electronically through a network (e.g., an HTTP or FTP server) without express permission by the author.

In case the presentation is modified these requirements apply to the modified work as a whole. If identifiable sections of that work are not derived from the presentation, and can be reasonably considered independent and separate works in themselves, then these requirements do not apply to those sections when you distribute them as separate works. But when you distribute the same sections as part of a whole which is a work based on the presentation, the distribution of the whole must be on the terms of this License, whose permissions for other licensees extend to the entire whole, and thus to each and every part regardless of who wrote it. In particular note that condition 4 also applies to the modified work (i.e., you may not charge for it).“Using and distributing the presentation” means using it for any purpose, including but not limited to viewing it, presenting it to an audience in a lecture, distributing it to students or employees for self-teaching purposes, ...Use, modification, copying and distribution for commercial purposes or by commercial organisations is not covered by this licence and is not permitted without the author’s consent. A fee may be charged for such use. Disclaimer: Note that no warrantee is offered, neither for the correctness of the contents of this presentation, nor to the safety of its use. Electronic documents such as this one are inherently unsafe because they may become infected by macro viruses. The programs used to view and modify this software are also inherently unsafe and may contain bugs that might corrupt the data or the operating system on your computer.If you use this presentation, I would appreciate being notified of this by email. I would also like to be informed of any errors or omissions that you discover. Finally, if you have developed similar presentations I would be grateful if you allow me to use these in my course lectures.

Prof. dr. ir. W. Philips E-mail: [email protected] of Telecommunications and Information Processing Fax: 32-9-264.42.95University of Gent Tel: 32-9-264.33.85St.-Pietersnieuwstraat 41, B9000 Gent, Belgium

Kennismakingsles

De lesgever

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De lesgeverSinds november 97: docent in de vakgroep TELIN (Telecommunicatie en informatieverwerking)

Onderzoeksdomein: beeld-en signaalverwerking

Verantwoordelijk voor drie opleidingsonderdelen in de richtingen •Master burg. ir. computerwetenschappen en elektrotechniek•Master toegepaste informatica (MTI)

Coördinaten •Bureau: TELIN, verdieping T, Technicum, linker ingang,

St.-Pietersnieuwstraat 41•Tel: 264 33 85 E-mail: [email protected]•Web: http://telin.UGent.be/~philips•Minerva

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Onderwijsactiviteiten

Opleidingsonderdelen•beeldverwerking

http://telin.UGent.be/~philips/beeldv/•optimalisatietechnieken

http://telin.UGent.be/~philips/optimalisatie/•kantoorautomatisering

http://telin.UGent.be/~philips/kantoorautomatisering

Afstudeerwerken•beelden signaalverwerking•toepassingssoftware (MTI)

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Onderzoeksactiviteiten

Onderzoeksdomein: beeld-en signaalverwerking

•beelden videorestauratie

•kwantitatieve analyse van video en beelden

•mobile mapping en geo-infomatie

•gedistribueerde videoverwerking

Onderzoeksgroep “Image Processing and Interpretation” (IPI)

•3 postdocs

•1 technologie-ontwikkelaar

•30 doctoraatsstudenten (waarvan een deel in samenwerking met Hogent)

Kennismakingsles

Enkele onderzoeksonderwerpen i.v.m.

beeldverwerking

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Enkele voorbeelden

Beeld- en videorestauratie•verscherpen van beelden•ruisonderdrukking•superresolutie

Beeld- en videoanalyse•segmenteren van medische beelden•mobile mapping en positiebepaling•mosaicking

Multicamera videoverwerking•verkeersbewaking•occupancy mapping

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Enkele voorbeelden




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IPI: Image processing and interpretation

Ruisonderdrukking

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Ruisonderdrukking

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Superresolutie

…20 beelden opgenomenmet een videocamera

origineel

onze methode

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bilinear deinterlacingSRone field

Superresolutie

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Videorestauratie

Doelstellingen•verwijderen van ruis en verscherpen van videosequenties•stabilisatie van videosekwenties

Toepassingen•infrarood camerabewaking op treinen•forensische problemen

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Enkele voorbeelden



Multicamera ideoverwerking•verkeersbewaking•occupancy mapping

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Hoofdmodellen uit MRI-beelden

Scalp

Brain tissue(WM+GM)

Brain

Skull

Fat

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Segmenteren van medische beelden

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Mobile mapping: GeoInvent

Belangrijk•bepalen camerapositie•calibratie

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Positiebepaling met camera’s

Voertuig bepaalt zijn positie en snelheid door observatie wegdek

Dient als correctie/aanvulling bij GPS

In samenwerking met Tele-Atlas en Hogeschool Gent

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Mosaicing

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Mosaicing

Samenwerking met VITO

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Beeld- en videoanalyse

Doelstellingen

•objecten ontdekken in de scène (segmentatie)

•volgen van bewegende objecten (tracking)

Toepassingen

•medische toepassingen: stellen van diagnoses, plannen van operaties

•opstellen van nauwkeurige kaarten en overzichtsfoto’s

•plaatsbepaling (b.v. als GPS niet werkt of onvoldoende nauwkeurig is)

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Enkele voorbeelden




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Multi-camera bewaking van tunnels

Bewaking gevaarlijke transporten

Craybeckxtunnel; 8 camera’s per koker

In samenwerking met Traficon

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Camerasamenwerking: positiebepaling

Occupance mapping: waar bevinden zich bewegende objecten?Resultaat uit doctoraat Linda Tessens en Marleen Morbée

In samenwerking met Wireless Sensor Networks lab

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Multi-camera videoanalyse

Doelstelling

•objecten ontdekken en volgen in de scène maar zonder beelden uit te wisselen

•oplossingen voor netwerken met tientallen of honderden slimme camera’s (camera’s met computers aan boord)

Toepassingen

•verkeersbewaking (inclusief voetgangers)

•domotica

•sportanalyse

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Wetenschappelijke conferenties

Advanced Concepts for Intelligent Vision Systems

Sydney Dec. 2010 http://acivs.org/acivs2010

ICDSC 2011: August 23..26Ghent Belgium, In collocation with ACIVS 2011

Documents

Kantoorautomatisering Prof. dr. ir. W. Philips Master Toegepaste Informatica Academiejaar 2010-2011 [email protected] philips/kantoorautomatisering