Ryohei Orihara

57 papers A* 1B 7C 5Misc 2Journal 6Unranked 36
YearRankTypeTitle / Venue / Authors
2026 — conf
Multi-Attribute Bias Mitigation via Evolutionary Model Merging and Unlearning.
ICAART (2)
Yuka Seki, Ryohei Orihara, Yasuyuki Tahara, Akihiko Ohsuga, Yuichi Sei
2025 — conf
ASPERA: Exploring Multimodal Action Recognition in Football Through Video, Audio, and Commentary.
ICAART (2)
Takane Kumakura, Ryohei Orihara, Yasuyuki Tahara, Akihiko Ohsuga, Yuichi Sei
2025 — conf
Punish the Pun-ish: Enhancing Text-to-Pun Generation with Synthetic Data from Supervised Fine-tuned Models.
ICAART (3)
Tomohito Minami, Ryohei Orihara, Yasuyuki Tahara, Akihiko Ohsuga, Yuichi Sei
2024 — conf
Analysis of Conditional Image Generation Methods Using Color Palettes in Animal Personification Task.
ICICT
Jianglin Xu, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2024 — conf
Hollowed-Out Icon Colorization with Controllable Diffusion Model.
ICICT
Koki Miyauchi, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2023 — conf
Background Image Editing with HyperStyle and Semantic Segmentation.
ICAART (3)
Syuusuke Ishihata, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2023 — conf
Estimation of Unmasked Face Images Based on Voice and 3DMM.
AI (1)
Tetsumaru Akatsuka, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2023 — conf
GAN Inversion with Editable StyleMap.
ICAART (3)
So Honda, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2021 — conf
Acquisition of Cooperative Behavior in a Soccer Task Using Reward Shaping.
ICIAI
Takashi Abe, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2021 — conf
Classifying COVID-19 Conspiracy Tweets with Word Embedding and BERT.
MediaEval
Yuta Yanagi, Ryohei Orihara, Yasuyuki Tahara, Yuichi Sei, Akihiko Ohsuga
2021 J jnl
Computed tomography image reconstruction using stacked U-Net.
Comput. Medical Imaging Graph.
Satoru Mizusawa, Yuichi Sei, Ryohei Orihara, Akihiko Ohsuga
2020 — conf
Generating Cooking Recipes from Cooking Videos Using Deep Learning Considering Previous Process with Video Encoding.
APPIS
Tatsuki Fujii, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2020 — conf
Hair Shading Style Transfer for Manga with cGAN.
ICAART (2)
Masashi Aizawa, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2020 — conf
Model Smoothing using Virtual Adversarial Training for Speech Emotion Estimation using Spontaneity.
ICAART (2)
Toyoaki Kuwahara, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2019 J jnl
"Never fry carrots without chopping" Generating Cooking Recipes from Cooking Videos Using Deep Learning Considering Previous Process.
Int. J. Networked Distributed Comput.
Tatsuki Fujii, Yuichi Sei, Yasuyuki Tahara, Ryohei Orihara, Akihiko Ohsuga
2019 — conf
"Never fry carrots without cutting." Cooking Recipe Generation from Videos Using Deep Learning Considering Previous Process.
BCD
Tatsuki Fujii, Yuichi Sei, Yasuyuki Tahara, Ryohei Orihara, Akihiko Ohsuga
2019 J jnl
Do You Like Sclera? Sclera-region Detection and Colorization for Anime Character Line Drawings.
Int. J. Networked Distributed Comput.
Masashi Aizawa, Yuichi Sei, Yasuyuki Tahara, Ryohei Orihara, Akihiko Ohsuga
2019 — conf
Do You Like the Sclera?: Sclera-Region Detection in Line Drawings for Automated Colorization.
BCD
Masashi Aizawa, Yuichi Sei, Yasuyuki Tahara, Ryohei Orihara, Akihiko Ohsuga
2019 — conf
Model Smoothing Using Virtual Adversarial Training for Speech Emotion Estimation.
BCD
Toyoaki Kuwahara, Yuichi Sei, Yasuyuki Tahara, Ryohei Orihara, Akihiko Ohsuga
2019 — conf
Multi-task Deep Reinforcement Learning with Evolutionary Algorithm and Policy Gradients Method in 3D Control Tasks.
BCD (selected papers)
Shota Imai, Yuichi Sei, Yasuyuki Tahara, Ryohei Orihara, Akihiko Ohsuga
2019 — conf
Multi-task Deep Reinforcement Learning with Evolutionary Algorithm and Policy Gradients Method in 3D Control Tasks.
BCD
Shota Imai, Yuichi Sei, Yasuyuki Tahara, Ryohei Orihara, Akihiko Ohsuga
2019 — conf
New Indicator for Centrality Measurements in Passing-network Analysis of Soccer.
ICAART (2)
Masatoshi Kanbata, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2019 — conf
Transforming the Emotion in Speech using a Generative Adversarial Network.
ICAART (2)
Kenji Yasuda, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2018 — conf
Approximation of Time-Consuming Simulation Based on Generative Adversarial Network.
COMPSAC (2)
Ryohei Orihara, Ryota Narasaki, Yuma Yoshinaga, Yasuhiro Morioka, Yoshiyuki Kokojima
2018 — conf
Do Professional Football Players Follow the Optimal Strategies in Penalty Shootout?
ICAART (2)
Takaya Koizumi, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2018 — conf
Factors Affecting Accuracy in Image Translation based on Generative Adversarial Network.
ICAART (2)
Fumiya Yamashita, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2017 A* conf
Applying Information Extraction for Patent Structure Analysis.
SIGIR
Masayuki Okamoto, Zifei Shan, Ryohei Orihara
2017 — conf
Fast Many-to-One Voice Conversion using Autoencoders.
ICAART (2)
Yusuke Sekii, Ryohei Orihara, Keisuke Kojima, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2017 — conf
Japanese Text Classification by Character-level Deep ConvNets and Transfer Learning.
ICAART (2)
Minato Sato, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2017 — conf
Sarcasm Detection Method to Improve Review Analysis.
ICAART (2)
Shota Suzuki, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2017 — conf
Text Classification and Transfer Learning Based on Character-Level Deep Convolutional Neural Networks.
ICAART (Revised Selected Papers)
Minato Sato, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2015 — conf
Activity Recognition for Dogs Based on Time-series Data Analysis.
ICAART (Revised Selected Papers)
Tatsuya Kiyohara, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2015 — conf
Activity Recognition for Dogs Using Off-the-Shelf Accelerometer.
ICAART (2)
Tatsuya Kiyohara, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2015 — conf
Decision Making Strategy Based on Time Series Data of Voting Behavior.
Australasian Conference on Artificial Intelligence
Shogo Higuchi, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2015 — conf
Towards the Elimination of the Miscommunication Between Users in Twitter - Tweet Classification Based on Expected Responses by User.
Australasian Conference on Artificial Intelligence
Tomoaki Ueda, Ryohei Orihara, Yuichi Sei, Yasuyuki Tahara, Akihiko Ohsuga
2014 — conf
Identification of Flaming and Its Applications in CGM - Case Studies toward Ultimate Prevention.
ICAART (1)
Yuki Iwasaki, Ryohei Orihara, Yuichi Sei, Hiroyuki Nakagawa, Yasuyuki Tahara, Akihiko Ohsuga
2012 — conf
Support for Video Hosting Service Users Using Folksonomy and Social Annotation.
Web Intelligence
Katsunori Ishino, Ryohei Orihara, Hiroyuki Nakagawa, Yasuyuki Tahara, Akihiko Ohsuga
2009 J jnl
Acquisition of a classification model for a risk search system from unbalanced textual examples.
Int. J. Bus. Intell. Data Min.
Shigeaki Sakurai, Ryohei Orihara
2009 B conf
Classification of Bloggers Using Social Annotations.
AINA
Shigeaki Sakurai, Hideki Tsutsui, Ryohei Orihara
2009 Misc conf
Discovery of Association Rules from Data including Missing Values.
CISIS
Shigeaki Sakurai, Kouichirou Mori, Ryohei Orihara
2008 — conf
Classification Method Utilizing Reliably Labeled Data.
KES (1)
Kouta Nakata, Shigeaki Sakurai, Ryohei Orihara
2008 B conf
Classification Model Learning for Bulletin Board Site Analysis Based on Unbalanced Textual Examples.
AINA
Shigeaki Sakurai, Ryohei Orihara
2008 J jnl
Discovery of Sequential Patterns Coinciding with Analysts' Interests.
J. Comput.
Shigeaki Sakurai, Youichi Kitahara, Ryohei Orihara, Koichiro Iwata, Nobuyoshi Honda, Toshio Hayashi
2007 B conf
Green behavior generation: A digital approach to reduce consumption.
SMC
Hideki Kobayashi, Koji Kimura, Toshimitsu Kumazawa, Ryohei Orihara, Tomoko Murakami, Y. Motomura, Yoichi Nishida
2007 — conf
Metrics for Evaluating the Serendipity of Recommendation Lists.
JSAI
Tomoko Murakami, Koichiro Mori, Ryohei Orihara
2007 B conf
Sequential pattern mining based on a new criteria and attribute constraints.
SMC
Shigeaki Sakurai, Youichi Kitahara, Ryohei Orihara
2006 B conf
Causal Difference Detection Using Bayesian Networks.
PRICAI
Tomoko Murakami, Ryohei Orihara
2006 Misc conf
Sequential mining method based on a new criterion.
Artificial Intelligence and Soft Computing
Shigeaki Sakurai, Youichi Kitahara, Ryohei Orihara
2005 C conf
Analysis of Textual Data with Multiple Classes.
ISMIS
Shigeaki Sakurai, Chong Goh, Ryohei Orihara
2002 C conf
Acquisition of a Knowledge Dictionary from Training Examples Including Multiple Values.
ISMIS
Shigeaki Sakurai, Yumi Ichimura, Akihiro Suyama, Ryohei Orihara
2001 C conf
Inductive Learning of a Knowledge Dictionary for a Text Mining System.
IEA/AIE
Shigeaki Sakurai, Yumi Ichimura, Akihiro Suyama, Ryohei Orihara
2001 C conf
Information Space Optimization with Real-Coded Genetic Algorithm for Inductive Learing.
HIS
Ryohei Orihara, Tomoko Murakami, Naomichi Sueda, Shigeaki Sakurai
2001 — conf
Specification of Kansei Patterns in an Adaptive Perceptual Space.
Australian Joint Conference on Artificial Intelligence
Tomoko Murakami, Ryohei Orihara, Naomichi Sueda
2000 C conf
Friendly Information Retrieval through Adaptive Restructuring of Information Space.
IEA/AIE
Tomoko Murakami, Ryohei Orihara, Takehiko Yokota
2000 J jnl
Friendly Information Retrieval through Adaptive Restructuring of Information Space.
New Gener. Comput.
Tomoko Murakami, Ryohei Orihara
1991 B conf
Analogical reasoning as a form of hypothetical reasoning and justification-based knowledge acquisition.
ALT
Ryohei Orihara
1990 B conf
On Paraphrasing-Based Analogical Reasoning.
ALT
Ryohei Orihara, Akihiko Ohsuga, Yoichi Kusui