seminar aus computergrafik 186.175 - ws 2012/2013 przemyslaw musialski institute of computer...
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Seminar aus Computergrafik186.175 - WS 2012/2013
Przemyslaw MusialskiInstitute of Computer Graphics and Algorithms (E186)
Vienna University of Technologyhttp://www.cg.tuwien.ac.at/staff/PrzemyslawMusialski.html
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Organization (1)
• Important: Register in TUWEL!– This seminar is managed with the TUWEL platform.
• FORUM: All news will be announced in the News Forum. – Questions can also be posted in the forum.
• Registration is mandatory. – You can register starting
on 02.10.2012 until 29.10.2012 on TUWEL.
10/8/2012
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Organization (2)
• Starting today at 2pm the subscription will open in form of waiting lists– subscribe to 3 topics until today, 11pm. – Groups of two: write me an e-mail and subscribe to the
waiting-lists as usual.
• The final topic assignments we be available tomorrow before noon.
• After that the subscription to the remaining topics will stay open until 29th of October 2012.
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Organization (3)
• There will be regular meetings (up to 6) with the advisor– Meetings to be set up personally using TUWEL forum.
• Discussion per TUWEL-Forum is also possible– Ask questions– Explain your progress– Set up dates for appointments.
• Important: always submit any assignments to TUWEL!
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Seminar
• Mission statement:– Get an idea how scientific work is carried out (in CG)
• Practice to review literature and get familiar with a particular scientific topic– Selecting, reading and understanding– Summarizing and explaining (orally and written)– Comparing and discussing
• Practice to review the works of others• Practice to give a talk• Experience critical scientific discussion
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Seminar
Tasks:1. Submit initial literature list 2. 3 Lectures:
– „Wie halte ich einen Vortrag“ (Prof. Purgathofer),– „Forschung und wie sie funktioniert“ (Prof. Gröller), – „How to write a scientific paper“ (Prof. Wimmer)
3. Write a draft of your state-of-the-art report4. Review a draft of a colleague5. Give a presentation6. Active discussion participation7. Revision of final document10/8/2012
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Literature List
• Analyze some recent papers (select with advisor) – study relevant papers for topic understanding
• Use scientific portals and search engines:• Citeseer• Google Scholar• The Collection of Computer Science Bibliographies• Graphics Papers• ACM Digital Library, SIGGRAPH Proceedings• IEEE Computer Society Digital Library• Libra Academic Search
• Links are also online at TUWEL
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Written Report
• State-of-the-Art Report: STAR – 8-12 pages per student
• Preferably in English• Format reports in the style of a scientific paper
– Use LaTeX (ACM template on TUWEL)– A not so short introduction to LaTeX– MiKTeX, free distribution of LaTeX for Microsoft Windows– TexnicCenter is an IDE for developing LaTeX documents on
Microsoft Windows
• Students can work in groups of two– 15-16 pages common report
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Scientific Review
• Review of a paper:– Draft of the report must be submitted– Everyone gets a draft to review
• Typical review form of a conference (Eurographics) • Help author to improve the manuscript
• Read how to review a scientific paper:– Read Greg Turks Notes: http://
www.siggraph.org/s2008/submissions/juried/papers/review_writing.php
• Revision– You will receive 2 reviews (supervisor, student)– Improve final submission according to comments in
reviews10/8/2012
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Talk
• Use PowerPoint template for presentations– (download on TUWEL)
• 15 + 10 minutes talk
• Preferable in English
• Active discussion participation is mandatory and will be graded (5%)
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Grading
• The quality of the written report is worth 40% of the grade
• The quality of the talk is worth 30% of the grade
• The quality of the review is worth 20% of the grade
• Active discussion participation is worth 5% of the grade
• Attendance during the meetings is worth 5% of the grade
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Important Dates
• Attend 3 lectures :– 08.11. 17:00, “Forschung und wie sie funktioniert”– 13.11. 17:00, “Wie halte ich einen Vortrag”– 20.11. 15:00, “How to write a scientific paper”
• 29.10.12 Deadline: list of literature • 26.11.12 Deadline: draft of your paper• 04.12.12 Receive paper for review• 10.12.12 Deadline: review • 24.01.13 Presentations• 28.01.13 Deadline: final version
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TOPICS (number of students)
• Please prepare to take some notes...
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P. Musialski - Seminar aus Computergrafik WS2012/2013
– gemeinsam mit Architekturstudenten!– Betreuung: Peter Ferschin, Michael Jenewein– Vorbesprechung: Diensteg 09.10.2012, 10:00 Ugr– Seminarraum IEMAR (Treitlstr. 3, 1.Stock)– Recherche zu gewähltem Thema– Auseinandersetzg., Strukturierg., Beurteilg.– Kurzvortrag und schriftl. Beitrag
Special Topic: VR in der Architektur
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Topic: Image Stitching
• State-of-the-art Image Stitching methods for the generation of:– Large panorama views– Seamless import of source image regions into a destination
region
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Topic: Virtual Texturing
• History and state-of-the-art methods of texturing using one huge texture
“ MegaTexture“ used by id software
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Topic: Shape and Motion from Video
• Shape and Motion from Video (Smartphone Crowd)• Different smartphones at different times register the
same space – Characteristics are low quality, noisy data, missing data in
both space and time, position through accelerometer, GPS.
• Review state-of-the-art techniques to achieve aspects of that specific goal, given its characteristics.
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Topic: Simulation of Out-of-Core Data
• Review papers dealing with out-of-core data simulations, e.g. fluids (preferably with real-time and interactive focus).
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Topic: Robust Surface Reconstruction
• Robustness in Surface Reconstruction:– How to deal with
missing data – How to deal with noise– How to deal with outliers– How to reconstruct sharp
edges from models
• State-of the art methods in robust surface reconstruction from point clouds
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Topic: Wavelets in CG
Give an overview of state-of-the-art uses of wavelets in computer graphics.
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Topic: Video Stabilization
Give an overview of state-of-the-art methods in video stabilization and related improvements of video sources.
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Topic: Out-of-Core Surface Reconstruction
• Estimation of surfaces based on given point data• Huge initial data sets• Too big to fit into memory for processing
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Topic: Complexity Analysis
• Multidimensional data structures are used in many fields in computer graphics
• Data structures are chosen dependent on actual requirements• Operations on data structures can be classified according to time
complexity• TASK: research literature on multi-dimensional data structures
and provide a State-of-the-Art Report.
? O(log n)
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Topic: Point Cloud Navigation
• Visualization of architectural sites.
• Path planning, collision detection, and free navigation features.
• Point clouds, not geometric objects.
• Give overview on state of art
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Snap of Hanghäuser in Ephesostaken from Terapoints
a software for point clouds visualisation.
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Topic: Point Cloud Compression
• Recent laser scanners produce enormous point clouds.
• Compression is one way to handle.
• Give an overview of 3D points compression techniques.
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• Research state of the art techniques for rendering of hair in games and movies.
Topic: Hair Rendering
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• Research automatic algorithms for detection of man-made-objects or other human impact in satellite and aerial images.
Topic: Detection of Man-Made-Objects
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Topic: Procedural Texture Synthesis
• Procedural texture generation is well known as a powerful tool for synthesis of a large range of materials
• It is also known to be not easy to control• Provide a State-of-the-Art Report on that Topic
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Topic: Modeling with Quad-Meshes
• Quad Meshes are meshes which contain only quadrilateral elements (= quads)
• They are very useful in modeling and animation• Provide a State-of-the-Art Report on that Topic
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Topic: Overview of Interior Design Software
• Try out solutions for interior modeling and planning • compare capabilities, • Look for advanced features, • Collect background info and • Judge about the data
structures and algorithms
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Topic: Efficient BSP-Trees
• Provide an overview of state-of-the-art methods for:– manipulation, – compression, – optimization and – navigation
in BSP-Trees.
• This involves identification of topologically connected regions, removal of redundant nodes and balancing
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Topic: Autostereo Displays
• Review state-of-the-art– Software – Hardware
• Discuss– Technical Limitations– Perceptual Problems– User Acceptance– Future Trends
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Topic: Gaze-Contigent Displays
• Gaze-contingent displays attempt to tailor visual information displayed to the actual focus of the observer, which is determined through real-time eye movement sensing.
• Research:
10/8/2012Gaze-contigent 3D collision detection Gaze-contigent multi-resolution
– LOD Techniques• Object space• Image space
– Eye-related effects• Depth-of-field• HDR Tonemapping• 3D Stereo
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Seminar
Questions?Use TUWEL to communicate with your
supervisor.
https://tuwel.tuwien.ac.at/course/view.php?id=4186
10/8/2012