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All Technical Committee Conferences (Searched in: Recent 10 Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| HCS | 2025-03-13 16:05 |
Shizuoka | (Shizuoka) | Morphing Generation of Facial Expressions Using Latent Space of GAN and Measurement of Semantic Dimensions in Psychophysical Facial Expression Space Takumi Iino, Kouta Hamazaki, Jinhui Chao (Chuo Univ)  HCS2024-103 |
[more] | HCS2024-103 pp.86-91 |
| WBS, ISEC, IT, RCC | 2025-03-06 10:40 |
Osaka | Nakanoshima Center, Osaka University (Osaka) | Detection of Deepfake Images based on Embedding Geometry of Data Manifolds Han Wang, Hajime Tasaki, Jinhui Chao (Chuo Univ.) IT2024-104 ISEC2024-118 WBS2024-101 RCC2024-106 |
In recent years, deep learning has advanced remarkably, particularly drawing attention to image generation through gener... [more] | IT2024-104 ISEC2024-118 WBS2024-101 RCC2024-106 pp.202-207 |
| EMM, BioX, ISEC, SITE, ICSS, HWS, IPSJ-CSEC, IPSJ-SPT [detail] | 2024-07-23 10:05 |
Hokkaido | Sapporo Convention Center (Hokkaido) | Intrinsic Cause of Adversarial Examples by Geometric Analysis of Deep Learning Viewed from Data Manifold Hajime Tasaki, Jinhui Chao (Chuo Univ.) ISEC2024-48 SITE2024-45 BioX2024-58 HWS2024-48 ICSS2024-52 EMM2024-54 |
Adversarial example attacks are known to intentionally cause misclassification of classifiers using deep learning. Until... [more] | ISEC2024-48 SITE2024-45 BioX2024-58 HWS2024-48 ICSS2024-52 EMM2024-54 pp.261-266 |
| ISEC | 2024-05-15 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Tokyo) | Detection of Adversarial Example Attacks in Deep Learning Focusing on Data Manifolds and Inner Product Signs in Classifiers Hiroki Hisashige, Hajime Tasaki, Mao Fujita, Jinhui Chao (Chuo Univ.) ISEC2024-2 |
Adversarial example attacks against Deep Learning are known to lead misclassification by adding invisible perturbations ... [more] | ISEC2024-2 pp.7-12 |
| HCGSYMPO (2nd) |
2023-12-11 - 2023-12-13 |
Fukuoka | Asia pacific Import Mart (Kitakyushu) (Fukuoka, Online) (Primary: On-site, Secondary: Online) |
Estimation of effective global dimension and local dimension of expression space Daigo Mihira, Jinhui Chao (Chuo Univ.) |
The classification of facial expressions by linguistic categories, which is currently widely used in facial expression r... [more] | |
| HCGSYMPO (2nd) |
2023-12-11 - 2023-12-13 |
Fukuoka | Asia pacific Import Mart (Kitakyushu) (Fukuoka, Online) (Primary: On-site, Secondary: Online) |
Estimation and evaluation of Riemannian metric in high-dimensional facial expression space from low dimensional subspaces Keisuke Hosaka, Daigo Mihira, Jinhui Chao (Chuo Univ.) |
In facial expression research, there have been many studies on the psychophysical space of facial expressions based on t... [more] | |
| HCGSYMPO (2nd) |
2023-12-11 - 2023-12-13 |
Fukuoka | Asia pacific Import Mart (Kitakyushu) (Fukuoka, Online) (Primary: On-site, Secondary: Online) |
A New Estimation Method for Local Isometric Mapping of Color Spaces and its Application to Comparison and Transformation of Color Perceptions between Different Observers Tomoyo Kobayashi, Ryo Kamiyama, Jinhui Chao (Chuo Univ.) |
It is difficult to observe and compare the differences in colors perceived by different individuals. Existing methods us... [more] | |
| PRMU, IBISML, IPSJ-CVIM [detail] | 2023-03-02 11:40 |
Hokkaido | Future University Hakodate (Hokkaido, Online) (Primary: On-site, Secondary: Online) |
Novel Adversarial Attacks Based on Embedding Geometry of Data Manifolds Masahiro Morita, Hajime Tasaki, Jinhui Chao (Chuo Univ.) PRMU2022-84 IBISML2022-91 |
It has been shown recently that adversarial examples inducing misclassification by deep neural networks exist in the ort... [more] | PRMU2022-84 IBISML2022-91 pp.140-145 |
| HCGSYMPO (2nd) |
2022-12-14 - 2022-12-16 |
Kagawa | Onsite (Sunport Takamatsu) and Online (Kagawa, Online) (Primary: On-site, Secondary: Online) |
Morphing Generation Along Arbitrary Direction and Psychophysical Dimensions in Facial Expression Space Takahiro Tsukamoto, Jinhui Chao (Chuo Univ.) |
The dimension theory and circumplex model of facial expressions by Schlossberg and Russell et al. are well known and ha... [more] | |
| HCGSYMPO (2nd) |
2022-12-14 - 2022-12-16 |
Kagawa | Onsite (Sunport Takamatsu) and Online (Kagawa, Online) (Primary: On-site, Secondary: Online) |
Color Impression Compensation and Sharing Between Observers Based on Subjective Assessments Using Simplicial Maps Ryo Kamiyama, Jinhui Chao (Chuo Univ.) |
Interactive Evolutionary Computation (IEC) has been proposed as a method that enables color compensation by adjusting co... [more] | |
| PRMU | 2021-10-09 09:30 |
Online | Online (Online) | Explaining Adversarial Examples by the Embedding Structure of Data Manifold Hajime Tasaki, Yuji Kaneko, Jinhui Chao (Chuo Univ.) PRMU2021-19 |
It is widely known that adversarial examples cause misclassification in classifiers using deep learning. Inspite of nume... [more] | PRMU2021-19 pp.17-21 |
| HIP, HCS, HI-SIGCOASTER [detail] | 2020-05-14 14:40 |
Online | Online (Online) | On Effective Dimensions, Riemann Metric Tensor Estimation and Dimension Reduction of Facial Expression Space Masashi Shinto, Jinhui Chao (Chuo Univ.) HCS2020-2 HIP2020-2 |
In this paper we first present definitions of effective dimensions for Riemann manifolds and psychophysical spaces. Then... [more] | HCS2020-2 HIP2020-2 pp.7-12 |
| HIP | 2019-03-10 11:50 |
Kochi | (Kochi) | Compensation Adapted to Contents and Indication Purposes of Color Images and Impression Evaluation Yurino Kojima (Chuo Univ.), Rika Mochizuki, Masahiro Watanabe (NTT), Jinhui Chao (Chuo Univ.) HIP2018-95 |
Color images are usually viewed by users including not only people with normal color vision but also those with color-we... [more] | HIP2018-95 pp.63-68 |
| ICSS, IA | 2018-06-26 09:25 |
Ehime | Ehime University (Ehime) | A consideration on the possibility of automatic classifying for anomalous posts on Twitter Ryutaro Ushigome (NICT/Chuo Univ), Takeshi Matsuda (Univ of Nagasaki), Michio Sonoda, Takeshi Takahashi, Mio Suzuki (NICT), Jinhui Chao (Chuo Univ) IA2018-9 ICSS2018-9 |
A lot of information has been posted on the SNS, including not only erroneous information and inappropriate writing, but... [more] | IA2018-9 ICSS2018-9 pp.55-60 |
| HIP, ASJ-H | 2018-03-03 15:15 |
Okinawa | IT Souzoukan, Naha City (Okinawa) | Construction of Riemann normal coordinate system in facial expression space Runa Sumiya (Chuo Univ.), Reiner Lenz (Linkoping Univ.), Jinhui Chao (Chuo Univ.) HIP2017-98 |
Currently used spaces of facial expressions were psychological spaces built with subjective evaluation data such as SD s... [more] | HIP2017-98 pp.25-28 |
| HCGSYMPO (2nd) |
2017-12-13 - 2017-12-15 |
Ishikawa | THE KANAZAWA THEATRE (Ishikawa) | Evaluation of Color Compensation for Pictures of Foods Yurino Kojima (Chuo Univ.), Rika Mochizuki, Masahiro Watanabe (NTT), Jinhui Chao (Chuo Univ.) |
There are many images compensated by using color compensating method for color-weak people, and various evaluation exper... [more] | |
| HCGSYMPO (2nd) |
2017-12-13 - 2017-12-15 |
Ishikawa | THE KANAZAWA THEATRE (Ishikawa) | Construction of Facial Expression Space Based on Expression Discrimination Threshold and Its Significance Runa Sumiya (Chuo Univ.), Reiner Lenz (Linkoping Univ.), Jinhui Chao (Chuo Univ.) |
As a quantitative representation of facial expressions, a recent method uses relative contribution rate of basic categor... [more] | |
| PRMU, BioX | 2017-03-20 10:50 |
Aichi | (Aichi) | Structure Estimation of Topological Manifolds and Manifold Learning Hajime Tasaki (Chuo Univ.), Reiner Lenz (Linkoping Univ.), Jinhui Chao (Chuo Univ.) BioX2016-35 PRMU2016-198 |
Manifold learning algorithms try to find the low dimensional representation of high dimensional data for the visualizati... [more] | BioX2016-35 PRMU2016-198 pp.11-15 |
| HCS | 2017-03-15 15:40 |
Miyagi | (Miyagi) | Color-scheme enhancement of Web page by outline processing of letter and color-weak compensation Yurino Kojima (Chuo Univ.), Rika Mochizuki, Masahiro Watanabe (NTT), Jinhui Chao (Chuo Univ.) HCS2016-99 |
In this paper, we propose a method to improve visibility of Web contents by color-weak compensation of images and outlin... [more] | HCS2016-99 pp.51-56 |
| HIP | 2017-03-10 14:00 |
Osaka | CiNet (Osaka) | Measurement of discrimination thresholds in facial expression recognition and investigation on expression space Runa Sumiya, Hajime Tasaki (Chuo Univ.), Reiner Lenz (Linköping Univ.), Jinhui Chao (Chuo Univ.) HIP2016-89 |
Current representation of human facial expressions is a qualitative description by category classification into 6 basic ... [more] | HIP2016-89 pp.85-90 |
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