| Paper Abstract and Keywords |
| Presentation |
2016-01-19 10:35
Multiscale Transform for Dynamic Graph Signals Yohei Uchizono, Akie Sakiyama, Yuichi Tanaka (TUAT) IT2015-90 SIP2015-104 RCS2015-322 |
| Abstract |
(in Japanese) |
(See Japanese page) |
| (in English) |
In this report, we propose a multiscale transform for dynamic graph signals which consist of time varying signals located on vertices of underlying graphs. In the proposed method, we use a tensor to represent the dynamic graph signals. The multiscale transform employs a scheme which is similar to Laplacian pyramid for classical signal processing. We treat singular vectors of the tensor as basis of graph Fourier transform to realize a vertex--frequency transform for the dynamic graph signals.
By comparing denoising performances between the proposed method and the traditional method, our method showed better performance than the traditional one. |
| Keyword |
(in Japanese) |
(See Japanese page) |
| (in English) |
Graph signal processing / tensor / HOSVD / Laplacian pyramid / / / / |
| Reference Info. |
IEICE Tech. Rep., vol. 115, no. 395, SIP2015-104, pp. 231-236, Jan. 2016. |
| Paper # |
SIP2015-104 |
| Date of Issue |
2016-01-11 (IT, SIP, RCS) |
| ISSN |
Print edition: ISSN 0913-5685 Online edition: ISSN 2432-6380 |
Copyright and reproduction |
All rights are reserved and no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the publisher. Notwithstanding, instructors are permitted to photocopy isolated articles for noncommercial classroom use without fee. (License No.: 10GA0019/12GB0052/13GB0056/17GB0034/18GB0034) |
| Download PDF |
IT2015-90 SIP2015-104 RCS2015-322 |
| Conference Information |
| Committee |
RCS IT SIP |
| Conference Date |
2016-01-18 - 2016-01-19 |
| Place (in Japanese) |
(See Japanese page) |
| Place (in English) |
Kwansei Gakuin Univ. Osaka Umeda Campus |
| Topics (in Japanese) |
(See Japanese page) |
| Topics (in English) |
Signal Processing for Wireless Communications, Learning, Mathematical Science, Communication Theory, etc. |
| Paper Information |
| Registration To |
SIP |
| Conference Code |
2016-01-RCS-IT-SIP |
| Language |
Japanese |
| Title (in Japanese) |
(See Japanese page) |
| Sub Title (in Japanese) |
(See Japanese page) |
| Title (in English) |
Multiscale Transform for Dynamic Graph Signals |
| Sub Title (in English) |
|
| Keyword(1) |
Graph signal processing |
| Keyword(2) |
tensor |
| Keyword(3) |
HOSVD |
| Keyword(4) |
Laplacian pyramid |
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| 1st Author's Name |
Yohei Uchizono |
| 1st Author's Affiliation |
Tokyo University of Agriculture and Technology (TUAT) |
| 2nd Author's Name |
Akie Sakiyama |
| 2nd Author's Affiliation |
Tokyo University of Agriculture and Technology (TUAT) |
| 3rd Author's Name |
Yuichi Tanaka |
| 3rd Author's Affiliation |
Tokyo University of Agriculture and Technology (TUAT) |
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| Speaker |
Author-1 |
| Date Time |
2016-01-19 10:35:00 |
| Presentation Time |
25 minutes |
| Registration for |
SIP |
| Paper # |
IT2015-90, SIP2015-104, RCS2015-322 |
| Volume (vol) |
vol.115 |
| Number (no) |
no.394(IT), no.395(SIP), no.396(RCS) |
| Page |
pp.231-236 |
| #Pages |
6 |
| Date of Issue |
2016-01-11 (IT, SIP, RCS) |