Paper Abstract and Keywords |
Presentation |
2024-11-07 09:35
Efficient Semantic Communication with Bandwidth Adaptation Chao Wu, Yangfei Lin, Zhaoyang Du, Celimuge Wu, Tsutomu Yoshinaga (UEC) |
Abstract |
(in Japanese) |
(See Japanese page) |
(in English) |
In semantic communication systems, the extraction of semantic information effectively reduces the volume of trans- mitted data. However, under bandwidth constraints, users may still encounter significant delays, adversely impacting the quality of service. To address this issue, we propose a bandwidth-adaptive semantic communication system that dynamically adjusts the quality of non-region-of-interest (Non-ROI) areas in images. By leveraging instance segmentation, the system distinguishes between regions of interest (ROI) and Non-ROI, where Non-ROI typically comprises background elements providing contextual information. To optimize data transmission, we design a bandwidth selection strategy and a modulation module that adaptively adjusts the compression quality of Non-ROI based on the available bandwidth. Experimental results show that our system achieves substantial image compression (up to 16-fold) under low bandwidth conditions (11-15 Mbps) while maintaining high image quality with a peak signal-to-noise ratio (PSNR) of up to 29.89. |
Keyword |
(in Japanese) |
(See Japanese page) |
(in English) |
semantic communication / wireless image transmission / bandwidth selection / region of interest / / / / |
Reference Info. |
ITE Tech. Rep. |
Paper # |
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Date of Issue |
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ISSN |
Online edition: ISSN 2424-1970 |
Download PDF |
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Conference Information |
Committee |
IEICE-OFT IEICE-OCS IEE-CMN BCT IEICE-CQ |
Conference Date |
2024-11-07 - 2024-11-08 |
Place (in Japanese) |
(See Japanese page) |
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Topics (in Japanese) |
(See Japanese page) |
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Paper Information |
Registration To |
IEICE-CQ |
Conference Code |
2024-11-OFT-OCS-CMN-BCT-CQ |
Language |
English |
Title (in Japanese) |
(See Japanese page) |
Sub Title (in Japanese) |
(See Japanese page) |
Title (in English) |
Efficient Semantic Communication with Bandwidth Adaptation |
Sub Title (in English) |
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semantic communication |
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wireless image transmission |
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bandwidth selection |
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region of interest |
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1st Author's Name |
Chao Wu |
1st Author's Affiliation |
The University of Electro-Communications (UEC) |
2nd Author's Name |
Yangfei Lin |
2nd Author's Affiliation |
The University of Electro-Communications (UEC) |
3rd Author's Name |
Zhaoyang Du |
3rd Author's Affiliation |
The University of Electro-Communications (UEC) |
4th Author's Name |
Celimuge Wu |
4th Author's Affiliation |
The University of Electro-Communications (UEC) |
5th Author's Name |
Tsutomu Yoshinaga |
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The University of Electro-Communications (UEC) |
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Speaker |
Author-2 |
Date Time |
2024-11-07 09:35:00 |
Presentation Time |
25 minutes |
Registration for |
IEICE-CQ |
Paper # |
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Volume (vol) |
vol.48 |
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