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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MVE, IMQ, IE, CQ (Joint) [detail] |
2021-03-01 13:50 |
Online | Online | Image Compression based on Deep Learning with Visual Spatial Frequency Characteristics Naoki Tada (Chiba Univ.), Tatsuki Adaniya (ADAWARP JAPAN Inc.), Keita Hirai (Chiba Univ.)  IMQ2020-13 IE2020-53 MVE2020-45 |
(To be available after the conference date) [more] | IMQ2020-13 IE2020-53 MVE2020-45 pp.17-18 |
| MVE, IMQ, IE, CQ (Joint) [detail] |
2021-03-01 14:15 |
Online | Online | Experimental Study on Spectral Characteristics of Displays and Color Perception considering ipRGC Masaya Ohtsu, Keita Hirai (Chiba Univ.) IMQ2020-14 IE2020-54 MVE2020-46 |
[more] | IMQ2020-14 IE2020-54 MVE2020-46 pp.19-22 |
| IMQ | 2020-12-18 09:15 |
Online | Online | Analysis of Scene-Adaptive Tone Mapping Methods Using Deep Learning Hirofumi Sasaki, Keita Hirai (Chiba Univ.) IMQ2020-7 |
Although high dynamic range (HDR) images can reproduce a wide range of colors and brightness, tone mapping is necessary ... [more] | IMQ2020-7 pp.1-4 |
| ITS, WBS, RCC | 2020-12-15 11:35 |
Online | Online | A Study on Stress Prediction Model based on Simultaneous Measurement of Environmental and Emotional Data Koshiro Maeda, Tomoki Hashiguchi, Nobuyoshi Komuro, Keita Hirai (Chiba Univ.) WBS2020-26 ITS2020-22 RCC2020-29 |
Emotion estimation technology has attracted attention in terms of work style reform, classroom support, and car driving ... [more] | WBS2020-26 ITS2020-22 RCC2020-29 pp.103-108 |
| IMQ | 2019-12-20 16:20 |
Tokyo | A Preliminary Study on BTF Image Database Generation using Deep Learning Naoki Tada, Keita Hirai (Chiba Univ.) IMQ2019-10 |
A method using Bidirectional Texture Function (BTF) is one of the methods to reproduce a realistic image in Computer Gra... [more] | IMQ2019-10 pp.3-8 |
|
| IMQ | 2019-12-20 16:45 |
Tokyo | Effect of Visual and Auditory Adaptation on Material Perception Takumi Nakamura, Kuangzhe Xu, Toshihiko Matsuka, Keita Hirai (Chiba Univ) IMQ2019-11 |
In this paper, we investigated the effects of visual and auditory adaptation on material perception. The target material... [more] | IMQ2019-11 pp.9-13 |
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| EID, ITE-IDY, ITE-HI, ITE-3DMT, IEE-OQD, SID-JC [detail] | 2019-10-24 13:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Construction of HDR Image Database with Subjective Evaluation Scores for Deep Learning Hirofumi Sasaki, Keita Hirai, Takahiko Horiuchi (Chiba Univ.) EID2019-1 |
For displaying a high dynamic range (HDR) image on a standard monitor, it is necessary to apply a tone mapping method to... [more] | EID2019-1 pp.5-8 |
| EID, ITE-IDY, ITE-HI, ITE-3DMT, IEE-OQD, SID-JC [detail] | 2018-10-25 14:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg | A Study on Color Perception of Scene Images on Head-mounted Display Tomonori Nishimura, Keita Hirai, Takahiko Horiuchi (Chiba Univ.) EID2018-1 |
In a previous study, subjective evaluation experiments using color patch stimulus were conducted to investigate the diff... [more] | EID2018-1 pp.13-16 |
| SIS, IPSJ-AVM, ITE-3DMT [detail] | 2018-06-07 13:00 |
Hokkaido | Jozankei View Hotel | [Invited Talk]
* Keita Hirai, Takahiko Horiuchi (Chiba Univ.) |
[more] | |
| EID, ITE-IDY, ITE-HI, ITE-3DMT, IEE-OQD, SID-JC [detail] | 2017-10-26 14:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg | A Study on Color and Brightness Perception in Virtual Reality Space Shingo Dozaki, Keita Hirai, Takahiko Horiuchi (Chiba Univ.) EID2017-9 |
(To be available after the conference date) [more] | EID2017-9 pp.15-18 |
| EID, ITE-IDY, ITE-HI, ITE-3DMT, IEE-OQD, SID-JC [detail] | 2016-10-28 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg | Object Surface Retexturing System using Perceptual Quality Indexes Yoshimitsu Yamada, Wataru Suzuki, Keita Hirai, Takahiko Horiuchi (Chiba Univ.) EID2016-5 |
This Report presents an intuitive retexturing system for editing object surfaces in images interactively. For the intuit... [more] | EID2016-5 pp.1-4 |
| IMQ | 2016-05-27 14:40 |
Chiba | Chiba Univ. | [Invited Lecture]
Development and Evaluation of Multispectral Image Projector and its Application to Imaging Technology Keita Hirai, Takahiko Horiuchi (Chiba Univ.) IMQ2016-3 |
This paper presents development and evaluation of a multi-primary image projector. Our projector is primarily configured... [more] | IMQ2016-3 pp.13-18 |
| EID, ITE-IDY, ITE-HI, ITE-3DMT, IEE-OQD, SID-JC [detail] | 2015-11-06 15:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg | Calibration Techniques based on Multi-primary Image Projector for Imaging Systems Keita Hirai, Daisuke Irie, Takahiko Horiuchi (Chiba Univ.) EID2015-7 |
(To be available after the conference date) [more] | EID2015-7 pp.13-16 |
| EID, ITE-IDY, ITE-HI, ITE-3DMT, IEE-OQD, SID-JC [detail] | 2014-10-15 14:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg | Color Breakup Assessment of DLP Projectors based on Perceived Image Simulation Keita Hirai, Naoko Torige, Takahiko Horiuchi, Shoji Tominaga (Chiba Univ.), Takeshi Shibuya, Fumihiro Hasegawa, Masaki Nose (Ricoh) EID2014-10 |
This paper presents image quality metrics for evaluating the color breakups of DLP projectors. In general, color breakup... [more] | EID2014-10 pp.9-12 |
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