2022

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HUKB at ChEMU 2022 Task 1: Expression-Level Information Extraction
Kojiro Machi | Masaharu Yoshioka
Proceedings of the Working Notes of CLEF 2022 - Conference and Labs of the Evaluation Forum, Bologna, Italy, September 5th - to - 8th, 2022

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Extended Overview of ChEMU 2022 Evaluation Campaign: Information Extraction in Chemical Patents
Yuan Li | Biaoyan Fang | Jiayuan He | Hiyori Yoshikawa | Saber A. Akhondi | Christian Druckenbrodt | Camilo Thorne | Zubair Afzal | Zenan Zhai | Kojiro Machi | Masaharu Yoshioka | Youngrok Jang | Hosung Song | Junho Lee | Gyeonghun Kim | Yireun Kim | Stanley Jungkyu Choi | Honglak Lee | Kyunghoon Bae | Darshini Mahendran | Christina Tang | Bridget T. McInnes | Timothy Baldwin | Karin Verspoor
Proceedings of the Working Notes of CLEF 2022 - Conference and Labs of the Evaluation Forum, Bologna, Italy, September 5th - to - 8th, 2022

2021

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HUKB at ChEMU 2021 Task 2: Anaphora Resolution
Kojiro Machi | Masaharu Yoshioka
Proceedings of the Working Notes of CLEF 2021 - Conference and Labs of the Evaluation Forum, Bucharest, Romania, September 21st - to - 24th, 2021

2018

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Visualizing Polarity-based Stances of News Websites
Masaharu Yoshioka | Myungha Jang | James Allan | Noriko Kando
Proceedings of the Second International Workshop on Recent Trends in News Information Retrieval co-located with 40th European Conference on Information Retrieval (ECIR 2018), Grenoble, France, March 26, 2018

2016

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Comparative Analysis of GDELT Data Using the News Site Contrast System
Masaharu Yoshioka | Noriko Kando
Proceedings of the First International Workshop on Recent Trends in News Information Retrieval co-located with 38th European Conference on Information Retrieval (ECIR 2016), Padua, Italy, March 20, 2016

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HUKB at NTCIR-12 IMine-2 Task: Utilization of Query Analysis Results and Wikipedia Data for Subtopic Mining
Masaharu Yoshioka
Proceedings of the 12th NTCIR Conference on Evaluation of Information Access Technologies, National Center of Sciences, Tokyo, Japan, June 7-10, 2016

2014

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Analysis of Japanese Wikipedia Category for Constructing Wikipedia Ontology and Semantic Similarity Measure
Masaharu Yoshioka
Information Retrieval Technology - 10th Asia Information Retrieval Societies Conference, AIRS 2014, Kuching, Malaysia, December 3-5, 2014. Proceedings

2013

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Construction of a Japanese gazetteers for Japanese local toponym disambiguation
Masaharu Yoshioka | Takahiro Fujiwara
Proceedings of the 7th Workshop on Geographic Information Retrieval, GIR 2013, 5th November, 2013, Orlando, Florida, USA

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Query Classification by Using Named Entity Recognition Systems and Clue Keywords
Masaharu Yoshioka
Proceedings of the 10th NTCIR Conference on Evaluation of Information Access Technologies, NTCIR-10, National Center of Sciences, Tokyo, Japan, June 18-21, 2013

2012

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Multifaceted analysis of news articles by using semantic annotated information
Masaharu Yoshioka | Noriko Kando
Proceedings of the Fifth workshop on Exploiting Semantic Annotations in Information Retrieval, ESAIR 2012, Maui, HI, USA, October 28, 2012

2011

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Evaluation of Interactive Information Access System using Concept Map
Masaharu Yoshioka | Noriko Kando | Yohei Seki
Proceedings of the 4th International Workshop on Evaluating Information Access, EVIA 2011, National Center of Sciences, Tokyo, Japan, December 6, 2011

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A Micro-analysis of Topic Variation for a Geotemporal Query
Fredric C. Gey | Ray R. Larson | Jorge Machado | Masaharu Yoshioka
Proceedings of the 4th International Workshop on Evaluating Information Access, EVIA 2011, National Center of Sciences, Tokyo, Japan, December 6, 2011

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NTCIR9-GeoTime Overview - Evaluating Geographic and Temporal Search: Round 2
Fredric C. Gey | Ray R. Larson | Jorge Machado | Masaharu Yoshioka
Proceedings of the 9th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-9, National Center of Sciences, Tokyo, Japan, December 6-9, 2011

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ABRIR at NTCIR-9 GeoTime Task Usage of Wikipedia and GeoNames for Handling Named Entity Information
Masaharu Yoshioka
Proceedings of the 9th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-9, National Center of Sciences, Tokyo, Japan, December 6-9, 2011

2010

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On a Combination of Probabilistic and Boolean IR Models for GeoTime Task
Masaharu Yoshioka
Proceedings of the 8th NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-8, National Center of Sciences, Tokyo, Japan, June 15-18, 2010

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On a Combination of Probabilistic and Boolean IR Models for Question Answering
Masaharu Yoshioka
Information Retrieval Technology - 6th Asia Information Retrieval Societies Conference, AIRS 2010, Taipei, Taiwan, December 1-3, 2010. Proceedings

2009

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Information Retrieval Technology, 5th Asia Information Retrieval Symposium, AIRS 2009, Sapporo, Japan, October 21-23, 2009. Proceedings

Information Retrieval Technology, 5th Asia Information Retrieval Symposium, AIRS 2009, Sapporo, Japan, October 21-23, 2009. Proceedings

2008

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IR Interface for Contrasting Multiple News Sites
Masaharu Yoshioka
Information Retrieval Technology, 4th Asia Infomation Retrieval Symposium, AIRS 2008, Harbin, China, January 15-18, 2008, Revised Selected Papers

2006

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Evaluating Topic Difficulties from the Viewpoint of Query Term Expansion
Masaharu Yoshioka
Information Retrieval Technology, Third Asia Information Retrieval Symposium, AIRS 2006, Singapore, October 16-18, 2006, Proceedings

2005

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Overview of the NTCIR-5 WEB Query Term Expansion Subtask
Masaharu Yoshioka
Proceedings of the Fifth NTCIR Workshop Meeting on Evaluation of Information Access Technologies: Information Retrieval, Question Answering and Cross-Lingual Information Access, NTCIR-5, National Center of Sciences, Tokyo, Japan, December 6-9, 2005

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Towards Construction of Evaluation Framework for Query Expansion
Masaharu Yoshioka
Information Retrieval Technology, Second Asia Information Retrieval Symposium, AIRS 2005, Jeju Island, Korea, October 13-15, 2005, Proceedings

2004

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Study on the Combination of Probabilistic and Boolean IR Models for WWW Documents Retrieval
Masaharu Yoshioka | Makoto Haraguchi
Proceedings of the Fourth NTCIR Workshop on Research in Information Access Technologies Information Retrieval, Question Answering and Summarization, NTCIR-4, National Center of Sciences, Tokyo, Japan, June 2-4, 2004

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Multiple News Articles Summarization Based on Event Reference Information
Masaharu Yoshioka | Makoto Haraguchi
Proceedings of the Fourth NTCIR Workshop on Research in Information Access Technologies Information Retrieval, Question Answering and Summarization, NTCIR-4, National Center of Sciences, Tokyo, Japan, June 2-4, 2004

2001

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The Effect of Cross-Lingual Pooling on Evaluation
Kazuko Kuriyama | Masaharu Yoshioka | Noriko Kando
Proceedings of the Third Second Workshop Meeting on Evaluation of Chinese & Japanese Text Retrieval and Text Summarization, NTCIR-2, Tokyo, Japan, March 7-9, 2001

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Overview of Japanese and English Imformation Retrieval Tasks (JEIR) at the Second NTCIR Workshop
Noriko Kando | Kazuko Kuriyama | Masaharu Yoshioka
Proceedings of the Third Second Workshop Meeting on Evaluation of Chinese & Japanese Text Retrieval and Text Summarization, NTCIR-2, Tokyo, Japan, March 7-9, 2001

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Analysis of the Usage of Japanese Segmented Texts in NTCIR Workshop 2
Masaharu Yoshioka | Kazuko Kuriyama | Noriko Kando
Proceedings of the Third Second Workshop Meeting on Evaluation of Chinese & Japanese Text Retrieval and Text Summarization, NTCIR-2, Tokyo, Japan, March 7-9, 2001

1999

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Overview of TMREC Tasks
Kyo Kageura | Masaharu Yoshioka | Koichi Takeuchi | Teruo Koyama | Keita Tsuji | Fuyuki Yoshikane | Maho Okada
Proceedings of the First NTCIR Workshop on Research in Japanese Text Retrieval and Term Recognition, NTCIR-1, Tokyo, Japan, August 30 - September 1, 1999

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Evaluation of the Term Recognition Task
Kyo Kageura | Masaharu Yoshioka | Keita Tsuji | Fuyuki Yoshikane | Koichi Takeuchi | Teruo Koyama
Proceedings of the First NTCIR Workshop on Research in Japanese Text Retrieval and Term Recognition, NTCIR-1, Tokyo, Japan, August 30 - September 1, 1999

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Evaluation of the Role Analysis Task
Teruo Koyama | Masaharu Yoshioka | Koichi Takeuchi | Kyo Kageura
Proceedings of the First NTCIR Workshop on Research in Japanese Text Retrieval and Term Recognition, NTCIR-1, Tokyo, Japan, August 30 - September 1, 1999

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Evaluation of the Keyword Extraction Task
Koichi Takeuchi | Masaharu Yoshioka | Teruo Koyama | Kyo Kageura
Proceedings of the First NTCIR Workshop on Research in Japanese Text Retrieval and Term Recognition, NTCIR-1, Tokyo, Japan, August 30 - September 1, 1999

1998

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Phrase Processing Methods for Japanese Text Retrieval
Noriko Kando | Kyo Kageura | Masaharu Yoshioka | Keizo Oyama
1998 Volume 32 Issue 2

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