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Computação Multimédia

Código 14471
Ano 1
Semestre S2
Créditos ECTS 6
Carga Horária PL(30H)/T(30H)
Área Científica Informática
Learning outcomes Explain the difference between HDR image and LDR image.
Explain HDR image capture methods.
Know tone mapping operators for generating LDR images from HDR images.
Define the plenotic function.
Explain methods of capturing Light Fields.
Explain methods for creating holograms.
Explain how digital refocusing is processed.
Explain how to define different views.
Explain basic coding techniques.
Know the limits of human perception that affect the choices about digital representation. Design an encoder for the new image modalities presented.
Know objective and subjective quality assessment methods.
Syllabus 1) Multimedia tecnology (Image and video coding)
2) Quality of Experience (subjective evaluation, objective measures)
3) HDR Technology
4) Plenoptic models
4.1. Light Fields
4.2. Point clouds
4.3. Digital holography
Main Bibliography Slides.
Papers recommended in class.

R.M. Gray, "Entropy and Information Theory", Information Systems Laboratory, Elec- trical Engineering Department, Stanford University, Springer-Verlag, 1990.
F. Pereira, E. Silva, G. Lafruit, Image and Video Processing and Analysis and Computer Vision, 2018, Pages 75-111 - Chapter 2 - Plenoptic imaging: Representation and processing
M. Pereira, A. Pinheiro. JPEG XT verification tests by U.B.I., Covilha, Portugal. ISO/IEC JTC 1/SC 29/WG 1 N6590, (ITU-T SG16), Coding of Still Pictures, 2014.
A. Pinheiro, K., Pavel Korshunov, L. Krasula, M. Bernardo, M. Pereira, Touradj Ebrahimi, Performance evaluation of JPEG XT image compression, 67th meeting of ISO/IEC JTC 1/SC 29/WG 1, Strasbourg, France 2014.
P. Hanhart, M. Bernardo, P.Korshunov, M. Pereira, A. Pinheiro, and Touradj Ebrahimi, HDR image compression: a new challenge for objective quality metrics, 67th meeting of ISO/IEC JTC 1/SC 29/WG 1, Strasbourg, France 2014.
Language Portuguese. Tutorial support is available in English.
Data da última atualização: 2025-06-05
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