Kensuke Tobitani

J-GLOBAL         Last updated: Oct 11, 2019 at 19:27
 
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Name
Kensuke Tobitani
E-mail
tobitanikwansei.ac.jp
Affiliation
Kwansei Gakuin University

Published Papers

 
藤井宏樹, 飛谷謙介, 谿雄祐, 亀井光仁, 長田典子, 赤木俊夫, 高橋一浩, 山村咲弥
電子情報通信学会論文誌 D(Web)   J102-D(6) 464‐472 (WEB ONLY)   Jun 2019
Tani Yusuke, Fujiwara Taishi, Takemoto Atsushi, Tobitani Kensuke, Imura Masataka, Nagata Noriko
Transactions of the Virtual Reality Society of Japan   23(3) 115-118   2018
<p>It is said that the form of the perceptual cross-modal integration, including visuo-tactile integration, is basically weighted average. In this study, we investigated whether the visuo-tactile information about the impression, the product of th...
片平建史, 武藤和仁, 橋本翔, 飛谷謙介, 長田典子
日本感性工学会論文誌(Web)   17(4) 453‐463(J‐STAGE)-463   2018
In this study, by proposing a model with a hierarchical relationship, we reconsidered the methodology utilizing the semantic differential technique. The proposed approach divided the subjective evaluation into the evaluative aspect and descriptive...
飛谷謙介, 松本達也, 谿雄祐, 藤井宏樹, 長田典子
映像情報メディア学会誌(Web)   71(11) J259‐J268(J‐STAGE)-J268   Jan 2017
素肌の質感表現はコンヒュータグラフィックス (CG: Computer Graphics) の分野や化粧品分野等, 幅広くニーズが存在する.しかしながら, 肌はその構成物質や構造に起因する複雑な物理特性を持つため, 正確な質感表現は困難な技術課題といえる.そこで本研究では, 素肌に対する印象の潜在的な要因を明らかにし, 印象と物理特性の関係性を体系的にモデル化することを目的とする.これにより, 直感的な肌の質感表現が可能になるだけでなく, 素肌に対する人間の認知機序の解明の一助となり得る....
KATAHIRA Kenji, KAWASAKI Keigo, NIKATA Kunio, ASANO Takashi, MUTO Kazuhito, LEE Nayoung, TOBITANI Kensuke, SHIRAIWA Aya, NAKAJIMA Kae, NAGATA Noriko, KISHINO Fumio, YAMAMOTO Michiya
Transactions of Japan Society of Kansei Engineering   15(4) 563-570   2016
In the present study, the subjective evaluation experiment for abstract 3D shapes was conducted as the first step of construction of a system that allows non-design-professional users to design 3D shapes via subjective evaluation words intuitively...
岡田明大, 飛谷謙介, 石田適志, PARK Lisa, 長田典子
日本化粧品技術者会誌   49(1) 22-31   Mar 2015
Pearls have attracted attention for their elegant beauty. The unique luster of pearls is the result of complex optical phenomena caused by their multilayer structure which creates a lustrous appearance. Our aim was to apply the same lustrous effec...
白岩史, 片平建史, 饗庭絵里子, 飛谷謙介, 長田典子, 藤巻志保, 吉田功, 小村規夫
電子情報通信学会論文誌 D(Web)   J98-D(2) 300-308 (WEB ONLY)   Feb 2015
飛谷謙介, 水嶋彬貴, 長田典子
精密工学会誌(Web)   80(12) 1213-1218 (J-STAGE)-1218   Dec 2014
As the recent improvements in appearance rendering capabilities of computer graphics(CG), CG technologies are widely applied to various field. In this research, we intend to generate high quality CG of woven cloth, and focus attention on fluoresce...
片平建史, 饗庭絵里子, 矢野浩範, 松浦周平, 飛谷謙介, 長田典子, 宮一普, 古川誠司
人間工学   50(1) 29-34   Feb 2014
入浴には心理的・身体的なリラックスを得る効果が期待されている。近年、入浴の心理的・生理的効果を促進する働きが指摘される微細気泡浴について、心理的効果を主観評価によって測定し、さら湯との比較によってその効果を検証した。特に、主観評価に複数の項目で構成された心理尺度を用いることで、微細気泡浴がどのような心理的側面で効果を持つか明らかにすることを試みた。12名の男子大学生を対象とした実験の結果、主成分分析を用いた検討により、気分状態の評価構造に快適感と覚醒感の2つの主要な軸が見出された。これらの...
飛谷謙介, 饗庭絵里子, 東祐介, 相田恭平, 長田典子
映像情報メディア学会誌(Web)   68(7) J276-J284 (J-STAGE)-J284   Jan 2014
近年,コンピュータやセンサの発達に伴って,ユニークなフィードバックやインタフェースを利用したアート表現の一つとして,メディアアートが提案されている.その中でも,光や水をテーマとしたアート作品は現実世界において体験することの難しい独特な空間を作り出す.本研究は,水の流れ等の物理的な刺激によって発光する性質を持つ「夜光虫」に注目し,夜光虫をモチーフとしたメディアアート作品"バーチャル夜光虫"を提案する.夜光虫の大きな特徴として,物理的な刺激により発光する性質が挙げられる.また,海洋性のプランク...
村絵美, 飛谷謙介, 加藤邦人, 永井元
日本味と匂学会誌   20(3) 335-338   Dec 2013
新たに開発した非侵襲・非接触の嚥下運動計測システムを用い、飲料摂取時の飲み心地の評価を試みた。この計測システムは、被験者を撮影した動画から照度差ステレオ法とテンプレートマッチングにより甲状軟骨の動きを高精度に追跡して計測し、解析するものである。飲料の好みによる嚥下運動の測定では、被験者14名中8名の甲状軟骨の追跡が可能で、そのうち2名を解析対象とした。SD法で評価した嗜好度は、食塩水が水に比べて有意に低かった。嚥下波形解析の結果、嚥下時間は食塩水摂取時はコントロールと比較して延長する傾向で...
飛谷謙介, 石田適志, 野村周平, 長田典子
精密工学会誌   79(11) 1165-1170   Nov 2013
The need for rendering woven fabrics arises frequently in computer graphics. Woven fabrics have a specific appearance, sheen, and transparency. A BRDF (bidirectional reflectance distribution function)/BTDF(bidirectional transmittance distribution ...
白岩史, 白岩史, 飛谷謙介, 下斗米貴之, 猪目博也, 藤澤隆史, 饗庭絵里子, 長田典子, 北村泰彦
精密工学会誌   79(11) 1159-1164   Nov 2013
Recently, the number of emergency vehicles equipped with light-emitting diode (LED) warning lights has increased. Unlike traditional beanie lights, LED warning lights can display various flickering patterns because these patterns are controlled by...
TOBITANI Kensuke, TSUCHIYA Shin, FUJISAWA Takashi X., AIBA Eriko, NAGATA Noriko
IEEJ Transactions on Industry Applications   133(2) 240-245   Feb 2013
Light-emitting diode (LED) lights are expected to improve the visibility of emergency vehicles. We propose a two-stage method for evaluating the flash patterns of LED warning lights. In the first stage, we identify the visibility of many kinds of ...
Kensuke Tobitani, Kunihito Kato, Kazuhiko Yamamoto
IEEJ Transactions on Electronics, Information and Systems   133 2-7   Jan 2013
In our lives, we look at a specific object mainly in central vision and peripheral vision is an auxiliary. However, peripheral vision has some outstanding features such as sensitiveness to light-dark change and moving target. In recent years, thes...
TOBITANI Kensuke, KATO Kunihito, YAMAMOTO Kazuhiko
IEEJ Transactions on Industry Applications   131(4) 586-591   Apr 2011
In this study, we focused on the basic taste stimulation for the analysis of real facial expressions. We considered that the expressions caused by taste stimulation were unaffected by individuality or emotion, that is, such expressions were involu...
TOBITANI Kensuke, YAMAMOTO Kazuhiko, KATO Kunihito
IEEJ Transactions on Electronics, Information and Systems   129(5) 786-791   May 2009
In this study, we are concerned with calligraphy education support system. In current calligraphy education in Japan, teachers evaluate character written by students and they teach correct writing process based on the evaluation of the written cha...
飛谷謙介, 山本和彦, 加藤邦人
精密工学会誌(CD-ROM)   75(2) 295-299   Feb 2009
In recent years, accidents of factories especially nuclear power plants by human errors and natural disaster by tsunami and earthquake has been happened so many times. Therefore, much research on computer warning systems at these various disasters...

Conference Activities & Talks

 
Yoichi Yamazaki, Masataka Imura, Kensuke Tobitani, Yusuke Tani, Noriko Nagata
Proceedings of the Seventh Asia International Symposium on Mechatronics   Sep 2019   
Hidemichi Suzuki, Atsuhiro Yamada, Kensuke Tobitani, Sho Hashimoto, Noriko Nagata
HCI International 2019 Posters - Part I (HCII 2019)   Jul 2019   
Atsushi Takemoto, Kensuke Tobitani, Yusuke Tani, Taishi Fujiwara, Yoichi Yamazaki, Noriko Nagata
2019 IEEE International Conference on Consumer Electronics, ICCE 2019   6 Mar 2019   
© 2019 IEEE. We propose a texture synthesis method with desired visual impressions, to realize product designs suitable for individual needs. First, we conducted an evaluation experiment and quantified visual impressions of texture images. After t...
Taishi Fujiwara, Yusuke Tani, Atsushi Takemoto, Kensuke Tobitani, Noriko Nagata
2019 IEEE International Conference on Consumer Electronics, ICCE 2019   6 Mar 2019   
© 2019 IEEE. The interaction among modalities is useful in the field of virtual reality and augmented reality. However, the effects of sensory interaction have yet to be fully elucidated. In this research study, we investigated the interaction bet...
Natsuki Sunda, Kensuke Tobitani, Atsushi Takemoto, Iori Tani, Yusuke Tani, Taishi Fujiwara, Noriko Nagata, Nobufumi Morita
Proceedings of the ACM Symposium on Virtual Reality Software and Technology, VRST   28 Nov 2018   
© 2018 Copyright held by the owner/author(s). In this study, we aimed to construct impression estimation models of clothing patterns based on style features and Kansei metric. We first conducted a subjective evaluation experiment and a factor anal...
Asai, T., Yamazaki, Y., Tani, Y., Tobitani, K., Yamamoto, H., & Nagata, N.
IFSCC 2018 CONGRESS   Sep 2018   
Kensuke Tobitani, Yusuke Tani, Tatsuya Matsumoto, Noriko Nagata
MMArt and ACM 2018 - Proceedings of the 2018 International Joint Workshop on Multimedia Artworks Analysis and Attractiveness Computing in Multimedia, Co-located with ICMR 2018   6 Jun 2018   
© 2018 Association for Computing Machinery. There is a wide range of requirements for representing skin quality in various fields, such as computer graphics and cosmetics. However, accurate representation of skin quality is a difficult technical i...
The integration of visual and haptic impressions felt form synthetic resin texture
Fujwara, T., Takemoto, A., Tani, Y., Tobitani, K., & Nagata, N.
The 11th IEEE Pacific Visualization Symposium (PacificVis 2018)   Apr 2018   
Takemoto, A., Fujiwara, T., Tobitani, K., Tani, Y., & Nagata, N.
The 11th IEEE Pacific Visualization Symposium (PacificVis 2018)   Apr 2018   
Koichi Taguchi, Manabu Hashimoto, Kensuke Tobitani, Noriko Nagata
IS and T International Symposium on Electronic Imaging Science and Technology   Jan 2018   
© 2018 Society for Imaging Science and Technology. In this paper, we propose a method for automatically estimating three typical human-impression factors, "hard-soft", "flashy-sober", and "stable-unstable" which are obtained from objects by analyz...
A proposal of 3D local feature for estimating human’s impression factor to shape of object
Taguchi, K., Sasaki, K., Hashimoto, M., Tobitani, K., & Nagata, N.
International Workshop on Advanced Image Technology (IWAIT2017)   Jan 2017   
Effect of the refractive index on evaluation of non-visual features of bounding elastic objects
Tani, Y., Nakanishi, K., Tobitani, K., & Nagata, N.
The 33rd Annual Meeting of the International Society for Psychophysics   2017   
Tatsuya Matsumoto, Kensuke Tobitani, Yusuke Tani, Hiroki Fujii, Noriko Nagata
SIGGRAPH 2016 - ACM SIGGRAPH 2016 Posters   24 Jul 2016   
The visual expression of a surface quality of human skin is required in a wide range of fields, such as in cosmetics industry. It is much harder, however, to generate intuitively and accurately a computer graphics (CG) image of human skin that has...
The difference in self-evaluation of the preference of make-up face and the skin condition between ages
Tani, Y., Tobitani, K., Muramatsu, S., Kobayashi, S., Nagata, N.
31st International Congress of Psychology (ICP2016)   Jul 2016   
Visibility study on design pattern of car tail lamp using perceptual sensitivity on face recognition abilities.
Tobitani, K., Nakajima, K., Katahira, K., Nishijima, K., and Nagata, N.
22nd Korea -Japan Joint Workshop on Frontiers of Computer Vision (FCV2016)   Mar 2016   
Modeling of "High-Class Feeling" on a cosmetic package design
Nakajima, K., Lee, N., Tobitani, K., Katahira, K., Nagata, N., Shiraiwa, A., Nikata, K., Arakawa, K., Ishii, K., Tsukiyama, F., & Kobayashi, S.
22nd Korea-Japan Joint Workshop on Frontiers of Computer Vision (FCV2016)   Mar 2016   
The psychological evaluation of spacious impression using CG images of vehicle interiors.
Shiraiwa, A., Yasumoto, T., Kaji, S., Tobitani, K., & Nagata, N.
The 2nd International Conference on Digital Fabrication (ICDF2016)   Mar 2016   
A Comparison Study on 3D Features in Term of Effective Representation for Impression of Shape
Tobitani, K., Akizuki, S., Katahira, K., Hashimoto, M., & Nagata, N.
The 2nd International Conference on Digital Fabrication (ICDF2016)   Mar 2016   
"Shitsukan-sommelier" a tool for the personal digital fabrication in near future?
Tani, Y., Tobitani, K., Imura M., Nagata, N.
The 2nd International Conference on Digital Fabrication (ICDF2016)   Mar 2016   
The factorial structure of subjective evaluation of three-dimensional shape: A case study of cosmetic bottle
Katahira, K., Muto, K., Tobitani, K., Matsumoto, T., Tanaka, K., Hashimoto, S., & Nagata, N.
The 2nd International Conference on Digital Fabrication (ICDF2016)   Mar 2016   
Tatsuya Matsumoto, Kensuke Tobitani, Sosuke Kaji, Noriko Nagata
Proceedings of the 19th Symposium on Interactive 3D Graphics and Games, i3D 2015   1 Jan 2015   
Lisa Park, Kensuke Tobitani, Kenji Katahira, Noriko Nagata
2015 Frontiers of Computer Vision, FCV 2015   1 Jan 2015   
© 2015 IEEE. To represent the texture of woven fabrics in computer graphics (CG), it is important to reveal the relation between their physical properties and the texture caused by them. For efficient representation of a realistic texture, a new l...
Visual impression: The factorial structure of subjective evaluation of generic 3-dimensional shape
Katahira, K., Muto, K., Lee, N., Tobitani, K., Shiraiwa, A., Nakajima, K., Nagata, N., Kishino, F., Yamamoto, M., Kawasaki, K., Nikata, K., & Asano, T.
International Convention of Psychological Science (ICPS)   2015   
Inoue, A., Tobitani, K., Osawa, Y., Fujiwara, M., Park, L., Nishimoto, K., Nagata, N., & Okada, A.
Proc. International Federation of Societies of Cosmetic Chemists 28th CONGRESS (IFSCC2014)   Oct 2014   
Automatic generation of piano CG animation: real-time rendering of human skin appearance and humanizing playing motion
Muramatsu, S., Tobitani, K., Hirata, J., Miwa, H., & Nagata, N.
Proc. 20th Korea-Japan Joint Workshop on Frontiers of Computer Vision (FCV2014)   Mar 2014   
Facilitating the internalization of motivation with the Motivative Communication Model
Shiraiwa, A., Katahira, K., Aiba, E., Tobitani, K., Nagata, N., Fujimaki, S., Yoshida, I., & Komura, N.
Proc. the 7th European Conference on Positive Psychology (ECPP)   Jan 2014   
Three-dimensional computer graphic simulation to develop base makeup for pearly skin
Nishiyama, K., Tobitani, K., Ishida, A., Park, L., Nagata, N., & Okada, A.
Proc. 22nd International Federation of Societies of Cosmetic Chemists (IFSCC2013)   Oct 2013   
Atsushi Ishida, Sosuke Kaji, Lisa Park, Kensuke Tobitani, Aya Shiraiwa, Eriko Aiba, Noriko Nagata
ACM SIGGRAPH 2013 Posters, SIGGRAPH 2013   21 Aug 2013   
Woven fabric is frequently used in computer graphics. To express the realistic appearance of a woven fabric, it is important to represent its luster, transparency, and motion. In our previous study, we proposed a physically based BTDF model of wov...
Kensuke Tobitani, Akihiro Okada, Kumiko Nishiyama, Atsushi Ishida, Lisa Park, Noriko Nagata
ACM SIGGRAPH 2013 Posters, SIGGRAPH 2013   21 Aug 2013   
In the area of materials development, preproduction using visual simulation has come to be considered essential. In this paper, we propose a simulation of pearl optical phenomena for cosmetic preproduction. Pearls manifest a very specific optical ...
Shiraiwa Aya, Katahira Kenji, Aiba Eriko, Tobitani Kensuke, Nagata Noriko, Fujimaki Shiho, Yoshida Isao, Komura Norio
20 Aug 2013   
Masato Konishi, Kensuke Tobitani, Kenji Katahira, Yasuhiro Azuma, Noriko Nagata, Takashi X. Fujisawa
FCV 2013 - Proceedings of the 19th Korea-Japan Joint Workshop on Frontiers of Computer Vision   15 Apr 2013   
This study assesses how people interpret human ages based on images of faces. We assigned the age of the people imagining how old they are as the 'subjective age' and proposed an experiment to identify its mechanism. The participants in the experi...
Kensuke Tobitani, Atsushi Ishida, Akihiro Okada, Lisa Park, Kumiko Nishiyama, Noriko Nagata
FCV 2013 - Proceedings of the 19th Korea-Japan Joint Workshop on Frontiers of Computer Vision   15 Apr 2013   
Visual simulation using computer graphics and virtual reality has come to be used recently in the production process to enhance the quality of materials and products. In this paper, we propose a simulation of multilayer thin-film interference for ...
TOBITANI Kensuke, PARK Lisa, ISHIDA Atsushi, KAJI Sousuke, AIBA Eriko, NAGATA Noriko
29 Mar 2013   
8 Mar 2013   
In this study, we simulated the behavior of water in real time and combined this simulation with a measurement of the user's 3D motion to simulate the interaction between water and light by using a multilayer cloth display.
Real time photometric stereo system with three near-IR lights
Morikawa, S., Kato, K., Tobitani, K., Mura, E., Nagai, N.
The International Workshop on Advanced Image Technology   Jan 2013   
Rendering animation of lace curtain using BRDF/BTDF and motion physical characteristics based on a subjective impression
Tobitani, K., Ishida, A., Park, L., Kaji, S., Aiba, E., Shiraiwa, A., & Nagata, N.
Proc. 11th International Conference on Quality Control by Artificial Vision   Jan 2013   
Exploring the structure of subjective mood state in daily life environment
Katahira, K., Aiba, E., Yano, H., Matsuura, S., Tobitani, K., Nagata, N., Miya, K., & Furukawa, S.
Proc. the 43nd Annual Meeting of Society for Neuroscience (Neuroscience2013)   2013   
Eriko Aiba, Kensuke Tobitani, Takayuki Shimotomai, Mitsuaki Tani, Noriko Nagata, Takashi X. Fujisawa
6th International Conference on Soft Computing and Intelligent Systems, and 13th International Symposium on Advanced Intelligence Systems, SCIS/ISIS 2012   1 Dec 2012   
The chord, along with melody and rhythm, is one of the important elements in constituting music, but the cause of music's psychological effects are, for the most part, yet to be clarified. There are previous studies that define chord characters on...
Research of Information Presenting Method Based on Characteristics of Peripheral Vision
Tobitani, K., Kato, K., Yamamoto K.
18th Korea-Japan Joint Workshop on Frontiers of Computer Vision (FCV2012)   Mar 2012   
Time-space Analysis of Surprised Expression for Proper Suggestion
Tobitani, K., Kato, K., Yamamoto K.
9th International Conference on Quality Control by Artificial Vision (QCAV2009)   May 2009   
Kensuke Tobitani, Nobuyasu Okabe, Kazuhiko Yamamoto, Kunihito Kato
DAS 2008 - Proceedings of the 8th IAPR International Workshop on Document Analysis Systems   22 Dec 2008   
In this research, we paid attention to calligraphy education. In current calligraphy education in Japan, teachers evaluate character written by students and they teaches based on the written character. Professional in calligraphy can estimate writ...
A Time-space Analysis of Surprised Expression
Tobitani, K., Yamamoto, K., Kato K.
Proc. 14th Korea-Japan Joint Workshop on Frontiers of Computer Vision (FCV2008)   Mar 2008   
Detection and Reconstruction of Contact Shape for Calligraphy Education by using Horizon View Camera
Tobitani, K., Yamamoto, K., Kato K.
Proc. 11th International Conference on Frontiers in Handwriting Recognition (ICFHR2008)   Jan 2008