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Technical Committee on Information Theory (IT)
Chair: Tadashi Wadayama (Nagoya Inst. of Tech.) Vice Chair: Tetsuya Kojima (Tokyo Kosen)
Secretary: Takayuki Nozaki (Yamaguchi Univ.), Masanori Hirotomo (Saga University)
Assistant: Takahiro Ohta (Senshu Univ.)

===============================================
Technical Committee on Enriched MultiMedia (EMM)
Chair: Masaki Kawamura (Yamaguchi Univ.)
Vice Chair: Motoi Iwata (Osaka Prefecture Univ.), Masaaki Fujiyoshi (Tokyo Metropolitan Univ.)
Secretary: Masaki Inamura (Tokyo Denki Univ.), Kazuhiro Kono (Kansai Univ.)
Assistant: Madoka Hasegawa (Utsunomiya Univ.), Maki Yoshida (NICT)

DATE:
Thu, May 20, 2021 13:00 - 17:00
Fri, May 21, 2021 09:30 - 14:50

PLACE:
Online

TOPICS:
Information Security, Information Theory, Information Hiding, etc.

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Thu, May 20 PM EMM(1)/IT(1) (13:00 - 13:50)
Chair: Yasuyuki Nogami (Okayama Univ.)
----------------------------------------

(1) 13:00 - 13:25
An Improved Key Generation Method in Knapsack Cryptosystem using Shifted-odd and Super-increasing Sequence
Minami Sato, Yasuyuki Murakami (OECU)

(2) 13:25 - 13:50
The Achievable Rate Region of Wyner-Ahlswede-Korner Coding Problem for Mixed Sources
Daisuke Takeuchi, Shun Watanabe (TUAT)

----- Break ( 45 min. ) -----

----------------------------------------
Thu, May 20 PM EMM(2) (14:35 - 15:50)
Chair: Kazuaki Nakamura (Osaka Univ.)
----------------------------------------

(3) 14:35 - 15:00
A universal detector of CNN-generated images based on properties of checkerboard artifacts
Miki Tanaka, Hitoshi Kiya (Metro Univ.)

(4) 15:00 - 15:25
Improving a tracking accuracy using Artificial Fiber Patterns by applying a new image processing method
Hiroki Urakawa, Kitahiro Kaneda, Keiichi Iwamura (TUS)

(5) 15:25 - 15:50
Embedding Area Detection of Digital Watermarking with Transfer Learning
Sayoko Kakikura (TUS), Hyunho Kang (NITTC), Keiichi Iwamura (TUS), Naoto Kawamura (Kawamura Techno Lab.)

----- Break ( 20 min. ) -----

----------------------------------------
Thu, May 20 PM Invited Talk (16:10 - 17:00)
Chair: Ryouichi Nishimura (NICT)
----------------------------------------

(6) 16:10 - 17:00
[Invited Talk]
Secure Computation of Sparse Modeling
-- Edge AI with Lightweight and Small Amounts of Data --
Takayuki Nakachi (Univ. of the Ryukyus)

----------------------------------------
Fri, May 21 AM EMM(3) (09:30 - 10:20)
Chair: Akira Nishimura (Tokyo Univ. of Information Sciences)
----------------------------------------

(7) 09:30 - 09:55
An Audio Data Hiding Scheme Utilizing Artificial Flowing Water Sounds
Naoyuki Muraoka, Tetsuya Kojima, Raito Matsuzaki (NIT, Tokyo College)

(8) 09:55 - 10:20
Improvements on the Receiving Functions of Disaster Prevention Broadcasting Systems Based on Audio Data Hiding
Takafumi Otsuka, Tetsuya Kojima, Takashi Ikeguchi, Raito Matsuzaki (NIT, Tokyo College)

----- Break ( 20 min. ) -----

----------------------------------------
Fri, May 21 AM IT(2) (10:40 - 11:30)
Chair: Takuya Kusaka (Okayama Univ.)
----------------------------------------

(9) 10:40 - 11:05
Proximal Decoding for LDPC-coded Massive MIMO Channels
Tadashi Wadayama, Satoshi Takabea (Nitech)

(10) 11:05 - 11:30
OMP Algorithm with Prior Information for Identification and Channel Estimation on Multiple Access Fading Channel
Shan Lu, LianTian Wei, Hiroshi Kamabe (Gifu Univ.)

----- Break ( 100 min. ) -----

----------------------------------------
Fri, May 21 PM EMM(4) (13:10 - 14:50)
Chair: Masaki Inamura (Hiroshima City Univ.)
----------------------------------------

(11) 13:10 - 13:35
A Study of Detecting Adversarial Examples Using Sensitivities to Multiple Auto Encoders
Yuma Yamasaki, Minoru Kuribayashi, Nobuo Funabiki (Okayama Univ.), Huy Hong Nguyen, Isao Echizen (NII)

(12) 13:35 - 14:00
A Study on Feature Extraction Suitable for Double JPEG Compression Analysis Based on Statistical Bias Observation of DCT Coefficients
Daichi Takeshita, Minoru Kuribayashi, Nobuo Funabiki (Okayama Univ.)

(13) 14:00 - 14:25
An MSB Prediction-Based Method with Less Prediction Errors for Reversible Data Hiding in Encrypted Images
Kotaro Yamamura, Shoko Imaizumi (Chiba Univ.), Hitoshi Kiya (Tokyo Metropolitan Univ.)

(14) 14:25 - 14:50
A reversible data hiding method with high flexibility in compressive encrypted images
Ryota Motomura, Shoko Imaizumi (Chiba Univ.), Hitoshi Kiya (Tokyo Metropolitan Univ.)

# Information for speakers
General Talk will have 20 minutes for presentation and 5 minutes for discussion.
Invited Talk will have 50 minutes for presentation.

# CONFERENCE SPONSORS:
- This conference is co-sponsored by IEEE IT Society Japan Chapter.

# CONFERENCE ANNOUNCEMENT:
- [Notice] Depending on the status of the new coronavirus infection, this workshop may be changed to online.


=== Technical Committee on Information Theory (IT) ===
# FUTURE SCHEDULE:

Thu, Jul 8, 2021 - Fri, Jul 9, 2021: Online [Mon, May 17], Topics: Freshman session, General

# SECRETARY:
E-mail:it-c(to IT Secretaries)

=== Technical Committee on Enriched MultiMedia (EMM) ===
# FUTURE SCHEDULE:

Mon, Jul 19, 2021 - Tue, Jul 20, 2021: Online [Tue, May 18]
Wed, Aug 25, 2021 - Thu, Aug 26, 2021: Online [Mon, Jun 21]

# SECRETARY:
EMM Secretaries
E-mail:emm-adn


Last modified: 2021-05-09 22:16:09


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