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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
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Committee Date Time Place Paper Title / Authors Abstract Paper #
DE, IPSJ-DBS, IPSJ-IFAT [detail] 2022-09-10
Toyama Toyama Prefectural Hall
(Primary: On-site, Secondary: Online)
An Analysis of Stopwords in Document Classification Tasks with BERT
Yuki Kuwabara, Yu Suzuki (Gifu Univ.) DE2022-14
When researchers classify documents, they sometimes use stopwords to improve accuracy without checking their effectivene... [more] DE2022-14
NLC 2021-02-18
Online Online Classification of disaster tweets for damage assessment, and improvement by feature analysis
Yuto Oikawa, Ptaszynski Michal, Fumito Masui (KIT) NLC2020-22
In extracting tweets useful in rescue missions during disasters, previous research have focused on extracting tweets con... [more] NLC2020-22
TL 2019-09-29
Hokkaido National Institute of Technology, Hakodate College Investigation of Positional Relations on Distributed Representation of Words Contributing to Contrast Word Identification
Yuki Okumura (OECU), Sachio Hirokawa (Kyushu Univ), Kazuhiro Takeuchi (OECU) TL2019-38
n recent years, distributed representations that represent words in a multidimensional real vector space have been widel... [more] TL2019-38
IT, ISEC, WBS 2019-03-07
Tokyo University of Electro-Communications Exploring Malicious URL in Dark Web Using Tor Crawler
Yuki Kawaguchi, Seiichi Ozawa (Kobe Univ.) IT2018-76 ISEC2018-82 WBS2018-77
In recent years, various web-based attacks such as Drive-by-Download attacks are becoming serious. To protect legitimate... [more] IT2018-76 ISEC2018-82 WBS2018-77
AI 2018-12-07
Fukuoka   Feature Selection for Document Classification focused on Support Vector
Kota Sakasegawa, Sachio Hirokawa (Kyushu Univ.) AI2018-25
Feature selection is a well-known approach for improving the prediction performance of document classifcation, where cru... [more] AI2018-25
SC 2018-06-01
Fukushima UBIC 3D Theater, University of Aizu Readability Categorization of Japan EIKEN Document using Machine Learning with TF-IDF
Rupasingha Arachchilage Hiruni Madhusha Rupasingha, Takeda Yui, Incheon Paik (UoA) SC2018-7
Understanding of the readability level and improvements of the text are needed for a specific audience. Accordingly, aut... [more] SC2018-7
ICSS, IPSJ-SPT 2018-03-08
Hokkaido Okinawa Hokubu Koyou Nouryoku Kaihatsu Sougou Center Classification for Important Decoy Documents Based on Supervised Learning
Yao Xiao, Shuta Morishima (Yokohama National Univ.), Tsuyufumi Watanabe (Yokohama National Univ./Fujisoft), Katsunari Yoshioka, Tsutomu Matsumoto (Yokohama National Univ.) ICSS2017-72
In recent targeted e-mail attacks, attackers often send their target organization an email with a malware disguised as a... [more] ICSS2017-72
CAS, MSS, IPSJ-AL [detail] 2017-11-16
Tokyo   Document classification on unknown class using transfer learning
Masato Shirai (Shimane Univ.), Jianquan Liu (NEC) CAS2017-48 MSS2017-32
In this investigation, we propose a new classification method based on transfer learning to classify new classes without... [more] CAS2017-48 MSS2017-32
IE, EMM, LOIS, IEE-CMN, ITE-ME [detail] 2013-09-12
Kumamoto   Access Control by Detecting Privacy Leaks on Digital Private Documents
Shimon Machida (GUAS), Shigeru Shimada (AIIT), Isao Echizen (NII) LOIS2013-15 IE2013-36 EMM2013-58
Recently, many people are enjoying Social Networking Services using mobile devices such as Smartphones, Posting messages... [more] LOIS2013-15 IE2013-36 EMM2013-58
DE 2013-09-13
Tokyo NII、12F Room1208, 1210 Adaptive Classification of Document Stream based on Online Topic Model
Masato Shirai, Takao Miura (Hosei Univ.) DE2013-47
In this investigation, we propose classification method of document stream using online topic model. In document stream,... [more] DE2013-47
IA 2012-01-18
Wakayama Wakayama Municipal Auditorium (Wakayama) Classification and structure of operation document.
Hirokazu Hatano (jus) IA2011-56
The current production sites requiring 24x7 operation time, risk has become a reality as human dependency by lack of doc... [more] IA2011-56
PRMU 2011-11-25
Nagasaki   Discriminant performance of a method of distinguish between handwritten and machine-printed character regions using Hough transfrom
Yuya Konno (FX), Akira Hirose (Univ. of Tokyo) PRMU2011-118
Previously we proposed a Hough-transform-based quick method to distinguish handwritten and printed character domains in ... [more] PRMU2011-118
AI 2010-11-19
Fukuoka Kyushu Univ. A Note on Documents Classification using PLSI
Gendo Kumoi, Takashi Ishida, Masayuki Goto (Waseda Univ.), Shigeichi Hirasawa (Cyber Univ.) AI2010-33
Recently, with increasing electric documents, effective knowledge acqusition become important issue method.
Document c... [more]
IT 2010-07-22
Tokyo Kogakuin University Document Classification by Sub-topic Matching based on Polya Mixture Distribution
Natsumi Ushiama, Gendo Kumoi, Takashi Ishida, Masayuki Goto (Waseda Univ.) IT2010-13
In this research, we propose the methods of document classification based on Polya mixture distribution as a probabilist... [more] IT2010-13
PRMU, IE, MI 2010-05-14
Aichi Chubu Univ. DPC coding using concept base specialized in medical field
Toshio Uchiyama (NTT), Kazuya Okamoto, Tadamasa Takemura (Kyoto Univ. Hospital), Takayuki Adachi (NTT), Naoto Kume, Tomohiro Kuroda (Kyoto Univ. Hospital), Tadasu Uchiyama (NTT), Hiroyuki Yoshihara (Kyoto Univ. Hospital) IE2010-42 PRMU2010-30 MI2010-30
The goal of our research is to achieve high classification accuracy for
DPC (Diagnosis Procedure Combination) coding f... [more]
IE2010-42 PRMU2010-30 MI2010-30
AI 2010-02-23
Kyoto Kyoto Univ. Yoshida Campus Supporting Keyword Search with Domain Knowledge for a Multilingual School Document Portal Site
Kohei Sawa, Yusuke Okano, Masahiro Hori, Chigusa Kita (Kansai Univ.) AI2009-35
The number of school children having ties overseas is on the rise year after year in Japan. In order to support these ch... [more] AI2009-35
PRMU 2009-03-13
Miyagi Tohoku Institute of Technology Word Association based on α-divergence and Application to Document Classification
Katsuji Bessho, Toshio Uchiyama, Tadasu Uchiyama (NTT) PRMU2008-255
The co-occurrence vectors that are the co-occurrence frequencies between words and semantic attributes in a corpus refle... [more] PRMU2008-255
LOIS 2009-03-06
Okinawa Okinawa-seinen-kaikan Document Classification using Clustering of Training Data
Katsuji Bessho, Toshio Uchiyama, Tadasu Uchiyama (NTT) OIS2008-85
In the document classification that uses concept vectors as semantic expressions of words, the positive example document... [more] OIS2008-85
AI 2009-02-27
Tokyo   Design and Evaluation of Classification Hierarchy Structuralized by Card Sorting -- Application to a Multilingual School Document Portal Site --
Nao Ohnishi, Masahiro Hori, Chigusa Kita (Kansai Univ.) AI2008-50
Card Sorting is a technique for exploring how people group items, so that information architects can develop structures ... [more] AI2008-50
DE 2008-12-01 Tokyo Gakushuin [Poster Presentation] Web and Blog Mining which Take into account Diversities
Tomoko Toda, Ryosuke Muramatsu, Motoyuki Kamada, Shohei Yokoyama, Naoki Fukuta, Hiroshi Ishikawa (Shizuoka Univ.) DE2008-71
eb search engines play important roles to find out valuable information from the Web. Since users have various intention... [more] DE2008-71
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