Shohei Yokoyama

45 papers B 3C 11Misc 2Journal 6Unranked 22
YearRankTypeTitle / Venue / Authors
2026 — conf
Enhancing Temporal Stability in Small Object Detection: A Post-Processing Approach for YOLOv8.
VISAPP (2)
Junyu Xiao, Shohei Yokoyama
2025 — conf
Navigating Points of Interest: The Dog-Walker Pathfinding Algorithm.
GISTAM
Natsuki Tsutsui, Shohei Yokoyama
2024 C conf
Efficient Moving Object Detection from Ultra-High Resolution Omnidirectional Video.
MoMM
Takuro Ohashi, Shohei Yokoyama
2024 — conf
Person Identification and Position Estimation with Multiple Moving Spherical Cameras.
iiWAS (2)
Hiroki Oda, Shohei Yokoyama
2024 C conf
Whose Smartphone? Pairing Each Individual in the Panoramic Video with Their Respective Smartphone.
MEDES
Kento Yano, Koichiro Ito, Shohei Yokoyama
2023 B conf
Emotion Mapping: Sentiment Analysis using Emoji in Twitter Data from Japan in the COVID-19 Era.
ASONAM
Ahmed Almohanadi, Shohei Yokoyama
2023 J jnl
Ownership protection system for partial areas on image data using ethereum blockchain.
Comput. Sci. Inf. Syst.
Natsuki Fujiwara, Shohei Yokoyama
2022 J jnl
Foreword.
IEICE Trans. Inf. Syst.
Shohei Yokoyama
2022 C conf
Ownership Protection of Specified Image Data Using Blockchain Technology.
MEDES
Natsuki Fujiwara, Shohei Yokoyama
2022 — conf
Preference aware route recommendation using one billion geotagged tweets.
LocalRec@SIGSPATIAL
Osei Yamashita, Shohei Yokoyama
2021 C conf
Position Estimation for Objects in the High Latitude Region of 360° Panoramic Images.
MEDES
Junya Masuda, Kazuma Hayashida, Shohei Yokoyama
2021 C conf
Real-Time Human Detection Using Spherical Camera for Web Browser-Based Telecommunications.
MEDES
Kazuma Hayashida, Junya Masuda, Shohei Yokoyama
2021 C conf
Real-time Queue Detection Using an Omnidirectional Camera.
iiWAS
Yuki Kasahara, Shohei Yokoyama
2021 — conf
Weather Information Acquisition System using Small Wireless Microcomputers and Environmental Sensors for Agricultural Sector.
CSCI
Uyou Cyou, Shohei Yokoyama, Shingo Otsuka
2019 C conf
A Crawling Method with No Parameters for Geo-social Data based on Road Maps.
iiWAS
Sou Ijima, Masaharu Hirota, Shohei Yokoyama
2019 C conf
Towards Efficient Crawling of Georeferenced Documents from Location-based Social Networks.
MEDES
Shohei Yokoyama, Sou Ijima
2018 Misc conf
A pipelining-based framework for processing events in multimedia sensor networks.
SAC
Chinnapong Angsuchotmetee, Richard Chbeir, Yudith Cardinale, Shohei Yokoyama
2017 C conf
A dynamic event detection framework for multimedia sensor networks.
APCC
Chinnapong Angsuchotmetee, Richard Chbeir, Yudith Cardinale, Shohei Yokoyama
2017 — conf
Constructive Interaction on Collaborative Programming: Case Study for Grade 6 Students Group.
WCCE
Sayaka Tohyama, Yoshiaki Matsuzawa, Shohei Yokoyama, Teppei Koguchi, Yugo Takeuchi
2016 — conf
Detect Scenic Leaves and Blossoms Viewing Places from Flickr Based on Social and Image Features.
IIAI-AAI
Ágnes Bogárdi-Mészöly, András Rövid, Shohei Yokoyama
2016 — conf
How to Find Accessible Free Wi-Fi at Tourist Spots in Japan.
SocInfo (1)
Keisuke Mitomi, Masaki Endo, Masaharu Hirota, Shohei Yokoyama, Yoshiyuki Shoji, Hiroshi Ishikawa
2016 — conf
Inferring Tourist Behavior and Purposes of a Twitter User.
PRICAI Workshops
Yuya Nozawa, Masaki Endo, Yo Ehara, Masaharu Hirota, Shohei Yokoyama, Hiroshi Ishikawa
2016 — conf
Visualizing High-Risk Paths using Geo-tagged Social Data for Disaster Mitigation.
LBSN@SIGSPATIAL/GIS
Masaki Kanno, Yo Ehara, Masaharu Hirota, Shohei Yokoyama, Hiroshi Ishikawa
2015 — conf
EBSCAN: An Entanglement-based Algorithm for Discovering Dense Regions in Large Geo-social Data Streams with Noise.
LBSN@SIGSPATIAL/GIS
Shohei Yokoyama, Ágnes Bogárdi-Mészöly, Hiroshi Ishikawa
2015 — conf
Visualizing Shooting Spots using Geo-tagged Photographs from Social Media Sites.
EGC
Masaharu Hirota, Masaki Endo, Shohei Yokoyama, Hiroshi Ishikawa
2014 — conf
Can geo-tags on flickr draw coastlines?
SIGSPATIAL/GIS
Masaki Omori, Masaharu Hirota, Hiroshi Ishikawa, Shohei Yokoyama
2014 — conf
Detecting Relations of Hotspots using Geo-tagged Photographs in Social Media Sites.
GeoRich@SIGMOD
Masaharu Hirota, Motohiro Shirai, Hiroshi Ishikawa, Shohei Yokoyama
2014 C conf
Towards Better Land Cover Classification Using Geo-tagged Photographs.
ISM
Hirotaka Oba, Masaharu Hirota, Richard Chbeir, Hiroshi Ishikawa, Shohei Yokoyama
2013 — conf
A method of Area of Interest and Shooting Spot Detection using Geo-tagged Photographs.
COMP@SIGSPATIAL
Motohiro Shirai, Masaharu Hirota, Hiroshi Ishikawa, Shohei Yokoyama
2013 — conf
SOM-Based Visualization for Classifying Large-Scale Sensing Data of Moonquakes.
3PGCIC
Yasumichi Goto, Ryuhei Yamada, Yukio Yamamoto, Shohei Yokoyama, Hiroshi Ishikawa
2012 J jnl
A Robust Clustering Method for Missing Metadata in Image Search Results.
Inf. Media Technol.
Masaharu Hirota, Naoki Fukuta, Shohei Yokoyama, Hiroshi Ishikawa
2012 J jnl
A Robust Clustering Method for Missing Metadata in Image Search Results.
J. Inf. Process.
Masaharu Hirota, Naoki Fukuta, Shohei Yokoyama, Hiroshi Ishikawa
2012 — conf
Discovering multiple HotSpots using geo-tagged photographs.
SIGSPATIAL/GIS
Motohiro Shirai, Masaharu Hirota, Shohei Yokoyama, Naoki Fukuta, Hiroshi Ishikawa
2011 B conf
Parallel Distributed Rendering of HTML5 Canvas Elements.
ICWE
Shohei Yokoyama, Hiroshi Ishikawa
2010 — ch.
Constraint-Based Clustering of Image Search Results Using Photo Metadata and Low-Level Image Features.
Computer and Information Science
Masaharu Hirota, Shohei Yokoyama, Naoki Fukuta, Hiroshi Ishikawa
2010 — conf
Proposal of Spatiotemporal Data Extraction and Visualization System Based on Wikipedia for Application to Earth Science.
ACIS-ICIS
Akihiro Okamoto, Shohei Yokoyama, Naoki Fukuta, Hiroshi Ishikawa
2008 J jnl
Design Principles and IT Overviews of the GEO Grid.
IEEE Syst. J.
Satoshi Sekiguchi, Yoshio Tanaka, Isao Kojima, Naotaka Yamamoto, Shohei Yokoyama, Yusuke Tanimura, Ryosuke Nakamura, Koki Iwao, Satoshi Tsuchida
2005 Misc conf
An Access Control Method Based on the Prefix Labeling Scheme for XML Repositories.
ADC
Shohei Yokoyama, Manabu Ohta, Kaoru Katayama, Hiroshi Ishikawa
2005 — conf
On Mining XML Structures Based on Statistics.
KES (1)
Hiroshi Ishikawa, Shohei Yokoyama, Manabu Ohta, Kaoru Katayama
2003 B conf
Active Knowledge Mining for Intelligent Web Page Management.
KES
Hiroshi Ishikawa, Manabu Ohta, Shohei Yokoyama, Takuya Watanabe, Kaoru Katayama
2002 C conf
An Intelligent Web Recommendation System: A Web Usage Mining Approach.
ISMIS
Hiroshi Ishikawa, Toshiyuki Nakajima, Tokuyo Mizuhara, Shohei Yokoyama, Junya Nakayama, Manabu Ohta, Kaoru Katayama
2002 — conf
On the Effectiveness of Web Usage Mining for Page Recommendation and Restructuring.
Web, Web-Services, and Database Systems
Hiroshi Ishikawa, Manabu Ohta, Shohei Yokoyama, Junya Nakayama, Kaoru Katayama
2002 J jnl
Web usage mining approaches to page recommendation and restructuring.
Intell. Syst. Account. Finance Manag.
Hiroshi Ishikawa, Manabu Ohta, Shohei Yokoyama, Junya Nakayama, Kaoru Katayama
2001 — conf
On Business Modeling, Distributed Processing, and Data Compression for E-Commerce.
IMSA
Hiroshi Ishikawa, Shohei Yokoyama, Seiji Isshiki, Manabu Ohta
2001 — conf
Xanadu: XML- and Active-Database-Unified Approach to Distributed E-Commerce.
DEXA Workshop
Hiroshi Ishikawa, Shohei Yokoyama, Seiji Isshiki, Manabu Ohta