Ryuya Uda

According to our database, Ryuya Uda authored at least 59 papers between 2002 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Fast Preprocessing by Suffix Arrays for Managing Byte n-grams to Detect Malware Subspecies by Machine Learning.

Kouhei Kita, Ryuya Uda

J. Inf. Process., 2024

Invisible Cloak to AI Recognition from All Horizontal Directions by Adversarial Patch.

Takumi Imaeda, Ryuya Uda

Proceedings of the 18th International Conference on Ubiquitous Information Management and Communication, 2024

2023

Consideration for Creation of Training Samples for Targeted Malware Detection by Machine Learning.

Ryuya Uda, Taeko Kotani

Proceedings of the 6th International Conference on Information and Computer Technologies, 2023

2021

Recognition of Digits on License Plate by RAISR with Changing Contrast Ratio.

Tomoya Suzuki, Ryuya Uda

Proceedings of the 55th Annual Conference on Information Sciences and Systems, 2021

Malware Subspecies Detection Method by Suffix Arrays and Machine Learning.

Kouhei Kita, Ryuya Uda

Proceedings of the 55th Annual Conference on Information Sciences and Systems, 2021

2020

Comparison of Algorithms and Action Coordinates Sets in Detection of Slight Differences in Motions like Lock-Picking.

Masaki Shiraishi, Ryuya Uda

Proceedings of the 5th South-East Europe Design Automation, 2020

Data Protection Method with Blockchain against Fabrication of Video by Surveillance Cameras.

Ryuya Uda

Proceedings of the ICBCT'20: The 2nd International Conference on Blockchain Technology, 2020

Detection of Change of Users in SNS by Two Dimensional CNN.

Hiroshi Matsushita, Ryuya Uda

Proceedings of the 44th IEEE Annual Computers, Software, and Applications Conference, 2020

Vulnerable Web Server Protection by Hash Based URL Transformation.

Ryuya Uda

Proceedings of the 54th Annual Conference on Information Sciences and Systems, 2020

2019

Classifying License Plate Numerals Using CNN.

Tomoya Suzuki, Ryuya Uda

Proceedings of the 13th International Conference on Ubiquitous Information Management and Communication, 2019

Detection of Suspicious Person with Kinect by Action Coordinate.

Masaki Shiraishi, Ryuya Uda

Proceedings of the 13th International Conference on Ubiquitous Information Management and Communication, 2019

Evaluation of Security and Usability of Individual Identification Using Image Preference.

Kotone Hoshina, Ryuya Uda

Proceedings of the 13th International Conference on Ubiquitous Information Management and Communication, 2019

Personal Identification by Human Motion Using Smartphone.

Toshiki Furuya, Ryuya Uda

Proceedings of the 13th International Conference on Ubiquitous Information Management and Communication, 2019

Classification of XSS Attacks by Machine Learning with Frequency of Appearance and Co-occurrence.

Sota Akaishi, Ryuya Uda

Proceedings of the 53rd Annual Conference on Information Sciences and Systems, 2019

2018

Evaluation of Ergonomically Designed CAPTCHAs using Deep Learning Technology.

Tomoka Azakami, Chihiro Shibata, Ryuya Uda

J. Inf. Process., 2018

Personal Identification by Behavioral Features of Pinch-in and Pinch-out.

Daiki Mukai, Ryuya Uda

Proceedings of the 12th International Conference on Ubiquitous Information Management and Communication, 2018

Personal Identification by Tilt of Smartphone on Browsing.

Hiroki Mathushima, Ryuya Uda

Proceedings of the 12th International Conference on Ubiquitous Information Management and Communication, 2018

Classification of Web Site by Naive-Bayes and Convolutional Neural Networks.

Xueyan Liu, Ryuya Uda

Proceedings of the 12th International Conference on Ubiquitous Information Management and Communication, 2018

Texting while Walking Deterrence System by Vibration of Smartphone.

Hiroya Kato, Ryuya Uda

Proceedings of the 12th International Conference on Ubiquitous Information Management and Communication, 2018

2017

Static analysis with paragraph vector for malware detection.

Yuta Nagano, Ryuya Uda

Proceedings of the 11th International Conference on Ubiquitous Information Management and Communication, 2017

Biometric authentication by handwriting with single direction using self-organizing maps.

Satoshi Kamaishi, Ryuya Uda

Proceedings of the 11th International Conference on Ubiquitous Information Management and Communication, 2017

Challenge to Impede Deep Learning against CAPTCHA with Ergonomic Design.

Tomoka Azakami, Chihiro Shibata, Ryuya Uda

Proceedings of the 41st IEEE Annual Computer Software and Applications Conference, 2017

Deep Learning Analysis of Amodal Completion CAPTCHA with Colors and Hidden Positions.

Tomoka Azakami, Ryuya Uda

Proceedings of the 31st International Conference on Advanced Information Networking and Applications Workshops, 2017

2016

Challenge of Deep Learning against CAPTCHA with Amodal Completion and Aftereffects by Colors.

Tomoka Azakami, Chihiro Shibata, Ryuya Uda

Proceedings of the 19th International Conference on Network-Based Information Systems, 2016

Effective CAPTCHA with Amodal Completion and Aftereffects.

Kouta Sawada, Ryuya Uda

Proceedings of the 10th International Conference on Ubiquitous Information Management and Communication, 2016

Personal Identification by Flick Input Using Self-Organizing Maps with Acceleration Sensor and Gyroscope.

Takumi Nohara, Ryuya Uda

Proceedings of the 10th International Conference on Ubiquitous Information Management and Communication, 2016

Biometric Authentication by Handwriting Using Leap Motion.

Satoshi Kamaishi, Ryuya Uda

Proceedings of the 10th International Conference on Ubiquitous Information Management and Communication, 2016

Effective CAPTCHA with Amodal Completion and Aftereffects by Complementary Colors and Difference of Luminance.

Ryuya Uda, Tomoka Azakami

Proceedings of the 30th International Conference on Advanced Information Networking and Applications Workshops, 2016

Protection of Secrets by File Access Control with Common Key Cipher and Message Digests of Program Files.

Minoru Ichikawa, Ryuya Uda

Proceedings of the 30th International Conference on Advanced Information Networking and Applications Workshops, 2016

2015

A proposal of preventive measure of pursuit using a browser fingerprint.

Shingo Yokoyama, Ryuya Uda

Proceedings of the 9th International Conference on Ubiquitous Information Management and Communication, 2015

Password security enhancement method by flick input with considering the floor shake.

Nozomi Takeuchi, Ryuya Uda

Proceedings of the 9th International Conference on Ubiquitous Information Management and Communication, 2015

HTK analysis of text-based CAPTCHA using phonemic restoration effect and similar pronunciation with an Asian accent.

Misako Goto, Toru Shirato, Ryuya Uda

Proceedings of the 9th International Conference on Ubiquitous Information Management and Communication, 2015

Vulnerability Analysis using Network Timestamps in Full Virtualization Virtual Machine.

Matrazali Noorafiza, Hiroshi Maeda, Ryuya Uda, Toshiyuki Kinoshita, M. Shiratori

Proceedings of the ICISSP 2015, 2015

2014

Text-Based CAPTCHA Using Phonemic Restoration Effect and Similar Pronunciation with an Asian Accent.

Misako Goto, Toru Shirato, Ryuya Uda

Proceedings of the 17th International Conference on Network-Based Information Systems, 2014

A translator website for dyslexic children.

Wan Liyana Binti Wan Osman, Ryuya Uda

Proceedings of the 8th International Conference on Ubiquitous Information Management and Communication, 2014

Personal identification by flick input with acceleration sensor.

Shuhei Kobata, Shin Tezuka, Ryuya Uda

Proceedings of the 8th International Conference on Ubiquitous Information Management and Communication, 2014

Method for extraction of characteristics of personal characters from life log.

Teruyuki Iijima, Shin Tezuka, Ryuya Uda

Proceedings of the 8th International Conference on Ubiquitous Information Management and Communication, 2014

Improvement of Personal Identification by Flick Input with Acceleration Sensor.

Nozomi Takeuchi, Shuhei Kobata, Ryuya Uda

Proceedings of the IEEE 38th Annual Computer Software and Applications Conference, 2014

Text-Based CAPTCHA Using Phonemic Restoration Effect and Similar Sounds.

Misako Goto, Toru Shirato, Ryuya Uda

Proceedings of the IEEE 38th Annual Computer Software and Applications Conference, 2014

2013

Proposal of automatic reporting system against unauthorized use of smart phone.

Takuya Oikawa, Ryuya Uda

Proceedings of the 7th International Conference on Ubiquitous Information Management and Communication, 2013

Proposal of CAPTCHA using three dimensional objects.

Kenta Kunitani, Ryuya Uda

Proceedings of the 7th International Conference on Ubiquitous Information Management and Communication, 2013

Multivector e-mail filtering with shape and color impression.

Hiromi Iwasaki, Ryuya Uda

Proceedings of the 7th International Conference on Ubiquitous Information Management and Communication, 2013

Virtual machine remote detection method using network timestamp in cloud computing.

Matrazali Noorafiza, Hiroshi Maeda, Toshiyuki Kinoshita, Ryuya Uda

Proceedings of the 8th International Conference for Internet Technology and Secured Transactions, 2013

Privacy Obfuscation with Bloom Filter for Effective Advertisement.

Ryuya Uda

Proceedings of the 27th International Conference on Advanced Information Networking and Applications Workshops, 2013

2012

Proposal of Movie CAPTCHA Method Using Amodal Completion.

Takuma Mori, Ryuya Uda, Masayuki Kikuchi

Proceedings of the 12th IEEE/IPSJ International Symposium on Applications and the Internet, 2012

Proposal of privacy protection system for web forms using Bloom filter.

Junpei Yamaguchi, Ryuya Uda

Proceedings of the 6th International Conference on Ubiquitous Information Management and Communication, 2012

Proposal of document protection system by poisoning.

Yasuhiro Nakamura, Ryuya Uda, Yusuke Watanabe

Proceedings of the 6th International Conference on Ubiquitous Information Management and Communication, 2012

A low cost privacy protection method for SNS by using Bloom filter.

Ken Kuroiwa, Ryuya Uda

Proceedings of the 6th International Conference on Ubiquitous Information Management and Communication, 2012

ADEC: Assured Deletion and Verifiable Version Control for Cloud Storage.

Shin Tezuka, Ryuya Uda, Ken-ichi Okada

Proceedings of the IEEE 26th International Conference on Advanced Information Networking and Applications, 2012

Multiview Playback with Ghost in Required Condition.

Yoshiyuki Tanaka, Kenji Komoriya, Ryuya Uda

Proceedings of the 26th International Conference on Advanced Information Networking and Applications Workshops, 2012

Preventing Surreptitious Filming by Saturation Irradiation of Infrared Rays.

Fumiaki Murakami, Kenji Komoriya, Ryuya Uda, Seiichi Gohshi, Isao Echizen

Proceedings of the 26th International Conference on Advanced Information Networking and Applications Workshops, 2012

Privacy Protection on Transfer System of Automated Teller Machine from Brute Force Attack.

Sho Kurita, Kenji Komoriya, Ryuya Uda

Proceedings of the 26th International Conference on Advanced Information Networking and Applications Workshops, 2012

Confidential Information Poisoning Methods by Considering the Information Length in Electronic Portable Devices.

Junya Ishii, Afiza Razali, Ryuya Uda

Proceedings of the 26th International Conference on Advanced Information Networking and Applications Workshops, 2012

2010

Proposal of electronic commerce system with cellular phones for digital forensics.

Ken Kuroiwa, Ryuya Uda

Proceedings of the 4th International Conference on Ubiquitous Information Management and Communication, 2010

2009

Distributed Secure Virtual File System Using Hysteresis Signatures.

Shin Tezuka, Hiroko Tomori, Ryuya Uda, Ken-ichi Okada

Proceedings of the IEEE 23rd International Conference on Advanced Information Networking and Applications, 2009

The Efficiency Method of Sanitizable Signature Scheme for SMF.

Hirokazu Miyata, Ryuya Uda, Ken-ichi Okada

Proceedings of the IEEE 23rd International Conference on Advanced Information Networking and Applications, 2009

2008

Distributed Secure Virtual File System Using FUSE.

Shin Tezuka, Akifumi Inoue, Ryuya Uda, Ken-ichi Okada

Proceedings of the Towards Sustainable Society on Ubiquitous Networks, 2008

2004

A Method of Appliance Detection Based on Features of Power Waveform.

Masahito Ito, Ryuya Uda, Satoshi Ichimura, Kazuya Tago, Tohru Hoshi, Yutaka Matsushita

Proceedings of the 2004 Symposium on Applications and the Internet (SAINT 2004), 2004

2002

E-Ticket Issuing System with 3-D Pattern Recognition for Mobile Terminals.

Ryuya Uda, Masahito Ito, Kohei Awaya, Hiroshi Shigeno, Yutaka Matsushita

Proceedings of the Security in the Information Society: Visions and Perspectives, 2002