Course detail

Multimedia signals and data

FEKT-KMSDAcad. year: 2010/2011

Elements of acoustic and visual perception. Image and acoustic data, objective and subjective quality. Properties of biomedical image data. Special methods of multimedia signal processing: image, audio- and video data, particularly processing, enhancement and analysis of image data. Methods and standards of lossless and lossy compression of image, audio and video data.

Language of instruction

Czech

Number of ECTS credits

5

Mode of study

Not applicable.

Guarantor

prof. Ing. Jiří Jan, CSc.

Department

Department of Biomedical Engineering (UBMI)

Learning outcomes of the course unit

Basic knowledge on particularly biomedical multimedia data characteristics, their perception, processing, analysis, transmission and archiving, in information systems and with respect to Internet applications

Prerequisites

Knowledge of elements of digital signal processing

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Teaching methods depend on the type of course unit as specified in the article 7 of BUT Rules for Studies and Examinations.

Assesment methods and criteria linked to learning outcomes

final written exam

Course curriculum

1. Multimedia signals and data, definitions and properties
2. Theory of multidimensional signals and systems - original domain and frequency domain
3. Multidimensional unitary transforms and their properties
4. Models of psychophysiology of human sight and hearing
5. Properties of biomedical image data (X-ray, CT, MRI, SPECT, PET)
6. Enhancement of images - contrast and colour transforms, geometrical transforms
7.Enhancement of images - sharpening and noise reduction. Principles of image restoration
8. Basics of image analysis - segmentation, texture analysis, time-development and motion analysis
10. Particularities of acoustic signal processing
11. Principles of multimedial data compression
12. Image and video data compression, properties and parameters
13. Acoustic data compression, properties and parameters

Work placements

Not applicable.

Aims

Gaining basic knowledge on multimedia signals and data, used in medicine, their relation to perception, corresponding technical characteristics, methods of processing, analysis and preparation for archiving or communication via data networks

Specification of controlled education, way of implementation and compensation for absences

computer labs

Recommended optional programme components

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

Jan, J.: Medical Image Processing, Reconstruction and Restoration

Recommended reading

J. Jan: Číslicová filtrace, analýza a restaurace signálů. VUTIUM 2002
R.J.Schalkoff: Digital Image Processing and Computer Vision, J.Willey & Sons 1989
V.Bhaskaran, K.Konstantinides: Image and Video Compression Standards (2nd ed.)Kluwer Acad.Publishers, 1997

Classification of course in study plans

  • Programme EECC Bc. Bachelor's

    branch BK-EST , 3 year of study, winter semester, elective specialised
    branch BK-MET , 3 year of study, winter semester, elective interdisciplinary

  • Programme EEKR-CZV lifelong learning

    branch EE-FLE , 1 year of study, winter semester, elective specialised

Type of course unit

 

Lecture

26 hod., optionally

Teacher / Lecturer

prof. Ing. Jiří Jan, CSc.

Syllabus

Elements of auditory and visual perception
Properties of acoustic and image signals, objective and subjective quality
Methods for acquisition and archiving of acoustic,image and video data
Basic processing of acoustic records
Basic processing of image data. Presentation of image data
Elements of analysis and sgmentation of images and video-sequencies, preseentation of scene. Connection to computer graphics
Editing of image, audio and video data.
Software means for image and audio processing
Compression of audiovisual data, based on perceptual limitations
Main characteristics of standards of compression and reconstruction of audio signals
Main characteristics of standards of compression and reconstruction of images and videosequencies
Formats of multimedia data files, means of copyright protection
Transmition and archiving of multimedia data in datat networks

Exercise in computer lab

26 hod., optionally

Teacher / Lecturer

prof. Ing. Jiří Jan, CSc.

Syllabus

Becoming acquinted with software means for multimedia
Measurement of properties of acoustic and image signals
Experimental acquisition and archiving of acoustic,image and video data
Basic processing of acoustic records
Basic processing of image data. Presentation of image data
Experimental analysis and sgmentation of images and video-sequencies
Computer editing of image, audio and video data.
Design and realisation of a multimedia presentation
Experiments with compression of audiovisual data
Working with standards of compression and reconstruction of audio signals
Working with standards of compression and reconstruction of images and video-sequencies
Testing formats of multimedia data files and means of copyright protection
Transmition and archiving of multimedia data on Internet