Shohei Yokoyama

Publication Activity (10 Years)

Years Active: 2001-2023
Publications (10 Years): 20

Top Topics

Social Media Sites

Land Cover Classification

Top Venues

LBSN@SIGSPATIAL/GIS

Publications

Ahmed Almohanadi, Shohei Yokoyama
Emotion Mapping: Sentiment Analysis using Emoji in Twitter Data from Japan in the COVID-19 Era. ASONAM (2023)
Natsuki Fujiwara, Shohei Yokoyama
Ownership protection system for partial areas on image data using ethereum blockchain. Comput. Sci. Inf. Syst. 20 (4) (2023)
Osei Yamashita, Shohei Yokoyama
Preference aware route recommendation using one billion geotagged tweets. LocalRec@SIGSPATIAL (2022)
Natsuki Fujiwara, Shohei Yokoyama
Ownership Protection of Specified Image Data Using Blockchain Technology. MEDES (2022)
Shohei Yokoyama
Foreword. IEICE Trans. Inf. Syst. (5) (2022)
Kazuma Hayashida, Junya Masuda, Shohei Yokoyama
Real-Time Human Detection Using Spherical Camera for Web Browser-Based Telecommunications. MEDES (2021)
Junya Masuda, Kazuma Hayashida, Shohei Yokoyama
Position Estimation for Objects in the High Latitude Region of 360° Panoramic Images. MEDES (2021)
Yuki Kasahara, Shohei Yokoyama
Real-time Queue Detection Using an Omnidirectional Camera. iiWAS (2021)
Uyou Cyou, Shohei Yokoyama, Shingo Otsuka
Weather Information Acquisition System using Small Wireless Microcomputers and Environmental Sensors for Agricultural Sector. CSCI (2021)
Sou Ijima, Masaharu Hirota, Shohei Yokoyama
A Crawling Method with No Parameters for Geo-social Data based on Road Maps. iiWAS (2019)
Shohei Yokoyama, Sou Ijima
Towards Efficient Crawling of Georeferenced Documents from Location-based Social Networks. MEDES (2019)
Chinnapong Angsuchotmetee, Richard Chbeir, Yudith Cardinale, Shohei Yokoyama
A pipelining-based framework for processing events in multimedia sensor networks. SAC (2018)
Chinnapong Angsuchotmetee, Richard Chbeir, Yudith Cardinale, Shohei Yokoyama
A dynamic event detection framework for multimedia sensor networks. APCC (2017)
Sayaka Tohyama, Yoshiaki Matsuzawa, Shohei Yokoyama, Teppei Koguchi, Yugo Takeuchi
Constructive Interaction on Collaborative Programming: Case Study for Grade 6 Students Group. WCCE (2017)
Ágnes Bogárdi-Mészöly, András Rövid, Shohei Yokoyama
Detect Scenic Leaves and Blossoms Viewing Places from Flickr Based on Social and Image Features. IIAI-AAI (2016)
Keisuke Mitomi, Masaki Endo, Masaharu Hirota, Shohei Yokoyama, Yoshiyuki Shoji, Hiroshi Ishikawa
How to Find Accessible Free Wi-Fi at Tourist Spots in Japan. SocInfo (1) (2016)
Yuya Nozawa, Masaki Endo, Yo Ehara, Masaharu Hirota, Shohei Yokoyama, Hiroshi Ishikawa
Inferring Tourist Behavior and Purposes of a Twitter User. PRICAI Workshops (2016)
Masaki Kanno, Yo Ehara, Masaharu Hirota, Shohei Yokoyama, Hiroshi Ishikawa
Visualizing High-Risk Paths using Geo-tagged Social Data for Disaster Mitigation. LBSN@SIGSPATIAL/GIS (2016)
Masaharu Hirota, Masaki Endo, Shohei Yokoyama, Hiroshi Ishikawa
Visualizing Shooting Spots using Geo-tagged Photographs from Social Media Sites. EGC (2015)
Shohei Yokoyama, Ágnes Bogárdi-Mészöly, Hiroshi Ishikawa
EBSCAN: An Entanglement-based Algorithm for Discovering Dense Regions in Large Geo-social Data Streams with Noise. LBSN@SIGSPATIAL/GIS (2015)
Masaki Omori, Masaharu Hirota, Hiroshi Ishikawa, Shohei Yokoyama
Can geo-tags on flickr draw coastlines? SIGSPATIAL/GIS (2014)
Hirotaka Oba, Masaharu Hirota, Richard Chbeir, Hiroshi Ishikawa, Shohei Yokoyama
Towards Better Land Cover Classification Using Geo-tagged Photographs. ISM (2014)
Masaharu Hirota, Motohiro Shirai, Hiroshi Ishikawa, Shohei Yokoyama
Detecting Relations of Hotspots using Geo-tagged Photographs in Social Media Sites. GeoRich@SIGMOD (2014)
Yasumichi Goto, Ryuhei Yamada, Yukio Yamamoto, Shohei Yokoyama, Hiroshi Ishikawa
SOM-Based Visualization for Classifying Large-Scale Sensing Data of Moonquakes. 3PGCIC (2013)
Motohiro Shirai, Masaharu Hirota, Hiroshi Ishikawa, Shohei Yokoyama
A method of Area of Interest and Shooting Spot Detection using Geo-tagged Photographs. COMP@SIGSPATIAL (2013)
Masaharu Hirota, Naoki Fukuta, Shohei Yokoyama, Hiroshi Ishikawa
A Robust Clustering Method for Missing Metadata in Image Search Results. J. Inf. Process. 20 (3) (2012)
Masaharu Hirota, Naoki Fukuta, Shohei Yokoyama, Hiroshi Ishikawa
A Robust Clustering Method for Missing Metadata in Image Search Results. Inf. Media Technol. 7 (3) (2012)
Motohiro Shirai, Masaharu Hirota, Shohei Yokoyama, Naoki Fukuta, Hiroshi Ishikawa
Discovering multiple HotSpots using geo-tagged photographs. SIGSPATIAL/GIS (2012)
Shohei Yokoyama, Hiroshi Ishikawa
Parallel Distributed Rendering of HTML5 Canvas Elements. ICWE (2011)
Akihiro Okamoto, Shohei Yokoyama, Naoki Fukuta, Hiroshi Ishikawa
Proposal of Spatiotemporal Data Extraction and Visualization System Based on Wikipedia for Application to Earth Science. ACIS-ICIS (2010)
Satoshi Sekiguchi, Yoshio Tanaka, Isao Kojima, Naotaka Yamamoto, Shohei Yokoyama, Yusuke Tanimura, Ryosuke Nakamura, Koki Iwao, Satoshi Tsuchida
Design Principles and IT Overviews of the GEO Grid. IEEE Syst. J. 2 (3) (2008)
Shohei Yokoyama, Manabu Ohta, Kaoru Katayama, Hiroshi Ishikawa
An Access Control Method Based on the Prefix Labeling Scheme for XML Repositories. ADC (2005)
Hiroshi Ishikawa, Shohei Yokoyama, Manabu Ohta, Kaoru Katayama
On Mining XML Structures Based on Statistics. KES (1) (2005)
Hiroshi Ishikawa, Manabu Ohta, Shohei Yokoyama, Takuya Watanabe, Kaoru Katayama
Active Knowledge Mining for Intelligent Web Page Management. KES (2003)
Hiroshi Ishikawa, Manabu Ohta, Shohei Yokoyama, Junya Nakayama, Kaoru Katayama
On the Effectiveness of Web Usage Mining for Page Recommendation and Restructuring. Web, Web-Services, and Database Systems (2002)
Hiroshi Ishikawa, Toshiyuki Nakajima, Tokuyo Mizuhara, Shohei Yokoyama, Junya Nakayama, Manabu Ohta, Kaoru Katayama
An Intelligent Web Recommendation System: A Web Usage Mining Approach. ISMIS (2002)
Hiroshi Ishikawa, Manabu Ohta, Shohei Yokoyama, Junya Nakayama, Kaoru Katayama
Web usage mining approaches to page recommendation and restructuring. Intell. Syst. Account. Finance Manag. 11 (3) (2002)
Hiroshi Ishikawa, Shohei Yokoyama, Seiji Isshiki, Manabu Ohta
Xanadu: XML- and Active-Database-Unified Approach to Distributed E-Commerce. DEXA Workshop (2001)
Hiroshi Ishikawa, Shohei Yokoyama, Seiji Isshiki, Manabu Ohta
On Business Modeling, Distributed Processing, and Data Compression for E-Commerce. IMSA (2001)