Information theory

Catalog of Télécom SudParis courses

Code

IGSF SIC 4251

Level

M1

Graduate

Graduate

Semester

Fall

Domain

Signal et Communications

Program

Programme Ingénieur

Language

Anglais/English

ECTS Credits

2,5

Program Manager(s)

Department

  • Communications, Images et Traitement de l'information

Organisation

Cours/TD/TP/projet/examen :

Learning objectives

• To master the basics of Information Theory, of data compression algorithms and of error correction coding
• To be able to implement some classical lossless compression algorithms (Huffmann, Lempel-Ziv)
• To be able to determine the capacity of some simple noisy communication channels
• To be able to design the minimum distance decoding table of a linear code

Prerequisites

Basic knowledge in probability, in linear algebra and in analysis.

Content

• Introduction : main topics, some application domains
• Source of information (staionary random process, examples)
• Entropy/entropy rate of a source
• Asymptotic Equipartition Property, typical sequences, First Shannon Theorem
• Introduction to compression : lossless and lossy
• Lossless compression
o Uniquely decodable code, prefix code, Kraft inequality
o Huffmann Algorithm
o Universal Coding
o Lempel-Ziv algorithm
• Noisy communication channel
• Conditional entropy, mutual information
• Conditional Asymptotic Equipartition Property, channel capacity, Second Shannon Theorem
• Fano inequality, reciprocal of the second Shannon theorem
• Linear error correcting codes

Evaluation

Exam (3h)