A rate distortion approach to goal-oriented communication

Stavrou, Photios A.; Kountouris, Marios
ISIT 2022 IEEE International Symposium on Information Theory, 26 June-1st July 2022, Espoo, Finland

A variant of a robust description source coding framework motivated by goal-oriented semantic information transmission is studied here. Considering two individual distortion constraints and input and output data that takes values in finite sets, we prove a general result that provides in parametric form the various cases of optimal solutions of this problem. Then, we derive structural properties of the solution when this achieves the best rates. Capitalizing on these results, we examine the structure of the solution for one case study of general binary alphabets under Hamming distortions and solve in closed form a special case. We also solve another general binary alphabet case where a Hamming and an erasure distortion are used, as a means to highlight the importance of selecting the type of the distortion constraint in the problem.

DOI
Type:
Conférence
City:
Espoo
Date:
2022-06-26
Department:
Systèmes de Communication
Eurecom Ref:
6825
Copyright:
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PERMALINK : https://www.eurecom.fr/publication/6825