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course(s)
preface
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afterthought(s)
appendix
reference(s)
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QUESTIONS?
checklist
The questions that follow are only a sample of the questions that can be asked about multimedia.
Answering these questions requires insight and knowledge of concepts and technology.
multimedia
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1
questions
1. digital convergence
concepts
- Explain what is meant by digital convergence.
- Which kinds of (digital) convergence do we have?
- Discuss the relation between the medium and the message.
technology
- Give a brief sketch of the development of digital entertainment.
- Characterize: HDTV, SDTV, ITV.
- Discuss convergence with respect to platforms.
- Discuss convergence with respect to delivery.
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2
questions
2. information spaces
concepts
- Define the notion of information spaces?
- Indicate how multimedia objects may be placed (and queried for) in an information (hyper) space?
- Characterize the notion of hypermedia.
technology
- Discuss which developments make a large scale application of multimedia information systems possible.
- Give a characterization of an object, a query and a clue in an information space.
- Describe the Dexter Hypertext Reference Model.
- Give a description of the Amsterdam Hypermedia Model.
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3
questions
3. codecs and standards
concepts
- What is a codec?
- Give a brief overview of current multimedia standards.
- What criteria must a (multimedia) semantic web satisfy?
technology
- What is the data rate for respectively (compressed) voice, audio and video?
- Explain how a codec functions.
- Which considerations can you mention for choosing a compression method?
- Give a brief description of: XML, MPEG-4, SMIL, RM3D.
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4
questions
4. multimedia platforms
concepts
- Characterize the functionality of current multimedia platforms.
- Explain the notions of vertex shader and pixel shader.
- Indicate what solutions exist for merging video and 3D graphics.
technology
- Characterize the capabilty of current GPUs.
- What does HLSL stand for? Give some examples of what it is used for.
- What are the components of the DirectX 9 SDK?
- Explain how the VMR9 works. Give an example.
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5
questions
5. information retrieval
concepts
- How would you approach content-based description of images?
- What is the difference between a metric approach and the transformational approach to establishing similarity between images?
- What problems may occur when searching in text or document databases?
technology
- Give a definition of: shape descriptor and property descriptor. Give an example of each.
- How would you define edit distance?
- Characterize the notions precision and recall.
- Give an example (with explanation) of a frequency table.
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6
questions
6. content annotation
- (*) How can video information be made accessible? Discuss the requirements for supporting video queries.
concepts
- What are the ingredients of an audio data model
- What information must be stored to enable search for video content?
- What is feature extraction? Indicate how feature extraction can be deployed for arbitrary media formats.
technology
- What are the parameters for signal-based (audio) content?
- Give an example of the representation of frame-dependent en frame-independent properties of a video fragment.
- What are the elements of a query language for searching in video libraries?
- Give an example (with explanation) of the use of VideoSQL.
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7
questions
7. information system architecture
concepts
- What considerations would you have when designing an architecture for a multimedia information system.
- Characterize the notion of media abstraction.
- What are the issues in networked multimedia.
technology
- Describe (the structure of) a video database, using media abstractions.
- Give a definition of the notion of a structured multimedia database.
- Give an example (with explanation) of querying a hybrid multimedia database.
- Define (and explain) the notion of virtual objects in networked multimedia.
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8
questions
8. virtual environments
concepts
- What is meant by virtual context?
- Give an example of navigation by query, and indicate its possible advantages.
- Discuss the deployment of (intelligente) navigation agents.
technology
- Give a brief characterization of: VRML.
- What is a viewpoint transformation?
- What kinds of navigation can you think of?
- How may intelligent avatars be realized? Give an example.
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9
questions
9. digital content creation
concepts
- What guidelines can you give for the process of design?
- What is a portfolio? And, what criteria should it meet?
- What is to be understood by affordance? And, why is affordance important?
technology
- How would you characterize the following items: logo, sign, collage, story?
- Characterize the elements of game design.
- What factors play a role in emotional involvement?
- Explain how time constraints may be incorporated in the scene graph.
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10
questions
10. application development
concepts
- What phases do occur in the multimedia application development process?
- Characterize the notion of digital dossier.
- Explain the distinction between navigation and presentation, and discuss possible solutions for combining them.
technology
- What elements do you include in your checklist when you set up a project?
- What is a concept graph? And, how may it be used for navigation?
- What structures do you need to represent the information in a cultural heritage application? Describe what descriptive features these structures must have.
- What elements does the Dublin Core have? How can the these elements be integrated with for example the descriptive features of video?
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11
questions
11. game technology for serious applications
concepts
- What phases can you distinguish in the actual development of a game?
- Give arguments pro and con the use of a game engine.
- Discuss the notion of immersion, and explain why immersion does not necessarily imply illusion.
technology
- Characterize the built-in functionality that comes with a game engine.
- Give a characterization of the tools that come with the Source Half Life 2 SDK.
- Give a brief description of the history of immersive environments and application.
- Discuss, on a suitable level of abstraction, the immersive features of games.
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12
questions
12. towards an aesthetics for interaction
concepts
- Describe the model underlying game playing.
- Discuss how narrative(s) affect interaction in game playing.
- Characterize the notion of meaning from a semiotics point of view. Explain why meaning is dependent on cultural context.
technology
- How would you characterize the role of interaction in game playing?
- Give at least two construction rules for cinematographic narrative, and explain their use by an example.
- What is the difference between a signifier and a signified?
- Explain the role signifiers play in the aesthetic appreciation of an application.
[]
readme
course(s)
preface
I
1
2
II
3
4
III
5
6
7
IV
8
9
10
V
11
12
afterthought(s)
appendix
reference(s)
example(s)
resource(s)
_
(C) Æliens 18/6/2009
You may not copy or print any of this material without explicit permission of the author or the publisher. In case of other copyright issues, contact the author.