Patents by Inventor Risa Kawanaka
Risa Kawanaka has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10832011Abstract: A method of question answering from multilingual information sources is disclosed. The present invention discloses a method, a computer system and a program product for selecting an information source language of an information source, the method includes: receiving a question; analyzing the question to obtain a category information of a word included in the question; obtaining a word included in the category information as estimated topic or region related to the question; determining a candidate for an information source language using the estimated topic or region; and selecting the information source language and corresponding information sources for retrieving documents to generate an answer of the question.Type: GrantFiled: October 11, 2017Date of Patent: November 10, 2020Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Hiroshi Kanayama, Risa Kawanaka
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Patent number: 10387781Abstract: An information processing device includes a keyword acquiring unit configured to acquire a plurality of primary keyword and secondary keyword groups; a classifying unit configured to classify each of the plurality of secondary keywords by a plurality of topics; an estimating unit configured to estimate whether or not each primary keyword in the plurality of groups is a related keyword related to any topic having a classified secondary keyword or a mixed keyword unrelated to any of the topics; and an assigning unit configured to preferentially assign a primary keyword estimated to be a related keyword to a topic having a classified secondary keyword in the same group, and assigning a primary keyword estimated to be a mixed keyword to any of all the topics given for classification.Type: GrantFiled: June 23, 2015Date of Patent: August 20, 2019Assignee: International Business Machines CorporationInventors: Risa Kawanaka, Issei Yoshida
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Patent number: 10380487Abstract: An information processing device includes a keyword acquiring unit configured to acquire a plurality of primary keyword and secondary keyword groups; a classifying unit configured to classify each of the plurality of secondary keywords by a plurality of topics; an estimating unit configured to estimate whether or not each primary keyword in the plurality of groups is a related keyword related to any topic having a classified secondary keyword or a mixed keyword unrelated to any of the topics; and an assigning unit configured to preferentially assign a primary keyword estimated to be a related keyword to a topic having a classified secondary keyword in the same group, and assigning a primary keyword estimated to be a mixed keyword to any of all the topics given for classification.Type: GrantFiled: March 2, 2015Date of Patent: August 13, 2019Assignee: International Business Machines CorporationInventors: Risa Kawanaka, Issei Yoshida
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Patent number: 10129350Abstract: In a first aspect of the present invention, provided are an information processing apparatus including a behavior-history acquisition unit configured to acquire behavior histories of first users identified by first-user identification information, a transmission-history acquisition unit configured to acquire information transmission histories of second users identified by second-user identification information, and a determination unit configured to determine identity between the first users and the second users on the basis of behavior details included in the behavior histories and transmission details included in the transmission histories; a method for processing information with the information processing apparatus; and a program using the information processing apparatus.Type: GrantFiled: September 5, 2017Date of Patent: November 13, 2018Assignee: International Business Machines CorporationInventors: Risa Kawanaka, Takayuki Osogami
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Patent number: 10122811Abstract: In a first aspect of the present invention, provided are an information processing apparatus including a behavior-history acquisition unit configured to acquire behavior histories of first users identified by first-user identification information, a transmission-history acquisition unit configured to acquire information transmission histories of second users identified by second-user identification information, and a determination unit configured to determine identity between the first users and the second users on the basis of behavior details included in the behavior histories and transmission details included in the transmission histories; a method for processing information with the information processing apparatus; and a program using the information processing apparatus.Type: GrantFiled: September 5, 2017Date of Patent: November 6, 2018Assignee: International Business Machines CorporationInventors: Risa Kawanaka, Takayuki Osogami
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Patent number: 9996611Abstract: A computer system and method to classify a plurality of users in a plurality of clusters in social media associating a text profile and text content with each user. The method comprises: generating a content feature vector for each of a portion of users on the basis of content associated with the portion of users; generating mapping the plurality of clusters, and the plurality of clusters and the portion of users, on the basis of the content feature vectors; generating a first profile feature vector for each of the plurality of clusters on the basis of the profiles associated with the portion of users mapped to each cluster; and classifying each of the other users excluding the portion of users in a plurality of clusters on the basis of the profiles associated with the other users and the first profile feature vectors.Type: GrantFiled: March 5, 2014Date of Patent: June 12, 2018Assignee: International Business Machines CorporationInventors: Risa Kawanaka, Issei Yoshida
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Patent number: 9996533Abstract: A method of question answering from multilingual information sources is disclosed. The present invention discloses a method, a computer system and a program product for selecting an information source language of an information source, the method comprising; receiving a question; analyzing the question to obtain a category information of at least one word included in the question; obtaining a word included in the category information as estimated topic or region related to the question; determining a candidate for an information source language using the estimated topic or region; and selecting the information source language and corresponding information sources for retrieving documents to generate an answer of the question.Type: GrantFiled: September 30, 2015Date of Patent: June 12, 2018Assignee: International Business Machines CorporationInventors: Hiroshi Kanayama, Risa Kawanaka
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Publication number: 20180032511Abstract: A method of question answering from multilingual information sources is disclosed. The present invention discloses a method, a computer system and a program product for selecting an information source language of an information source, the method includes: receiving a question; analyzing the question to obtain a category information of a word included in the question; obtaining a word included in the category information as estimated topic or region related to the question; determining a candidate for an information source language using the estimated topic or region; and selecting the information source language and corresponding information sources for retrieving documents to generate an answer of the question.Type: ApplicationFiled: October 11, 2017Publication date: February 1, 2018Inventors: HIROSHI KANAYAMA, RISA KAWANAKA
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Publication number: 20170366631Abstract: In a first aspect of the present invention, provided are an information processing apparatus including a behavior-history acquisition unit configured to acquire behavior histories of first users identified by first-user identification information, a transmission-history acquisition unit configured to acquire information transmission histories of second users identified by second-user identification information, and a determination unit configured to determine identity between the first users and the second users on the basis of behavior details included in the behavior histories and transmission details included in the transmission histories; a method for processing information with the information processing apparatus; and a program using the information processing apparatus.Type: ApplicationFiled: September 5, 2017Publication date: December 21, 2017Inventors: Risa Kawanaka, Takayuki Osogami
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Publication number: 20170366632Abstract: In a first aspect of the present invention, provided are an information processing apparatus including a behavior-history acquisition unit configured to acquire behavior histories of first users identified by first-user identification information, a transmission-history acquisition unit configured to acquire information transmission histories of second users identified by second-user identification information, and a determination unit configured to determine identity between the first users and the second users on the basis of behavior details included in the behavior histories and transmission details included in the transmission histories; a method for processing information with the information processing apparatus; and a program using the information processing apparatus.Type: ApplicationFiled: September 5, 2017Publication date: December 21, 2017Inventors: Risa Kawanaka, Takayuki Osogami
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Patent number: 9819755Abstract: In a first aspect of the present invention, provided are an information processing apparatus including a behavior-history acquisition unit configured to acquire behavior histories of first users identified by first-user identification information, a transmission-history acquisition unit configured to acquire information transmission histories of second users identified by second-user identification information, and a determination unit configured to determine identity between the first users and the second users on the basis of behavior details included in the behavior histories and transmission details included in the transmission histories; a method for processing information with the information processing apparatus; and a program using the information processing apparatus.Type: GrantFiled: December 1, 2016Date of Patent: November 14, 2017Assignee: International Business Machines CorporationInventors: Risa Kawanaka, Takayuki Osogami
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Patent number: 9800678Abstract: In a first aspect of the present invention, provided are an information processing apparatus including a behavior-history acquisition unit configured to acquire behavior histories of first users identified by first-user identification information, a transmission-history acquisition unit configured to acquire information transmission histories of second users identified by second-user identification information, and a determination unit configured to determine identity between the first users and the second users on the basis of behavior details included in the behavior histories and transmission details included in the transmission histories; a method for processing information with the information processing apparatus; and a program using the information processing apparatus.Type: GrantFiled: November 26, 2014Date of Patent: October 24, 2017Assignee: International Business Machines CorporationInventors: Risa Kawanaka, Takayuki Osogami
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Publication number: 20170091175Abstract: A method of question answering from multilingual information sources is disclosed. The present invention discloses a method, a computer system and a program product for selecting an information source language of an information source, the method comprising; receiving a question; analyzing the question to obtain a category information of at least one word included in the question; obtaining a word included in the category information as estimated topic or region related to the question; determining a candidate for an information source language using the estimated topic or region; and selecting the information source language and corresponding information sources for retrieving documents to generate an answer of the question.Type: ApplicationFiled: September 30, 2015Publication date: March 30, 2017Inventors: HIROSHI KANAYAMA, RISA KAWANAKA
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Publication number: 20170085660Abstract: In a first aspect of the present invention, provided are an information processing apparatus including a behavior-history acquisition unit configured to acquire behavior histories of first users identified by first-user identification information, a transmission-history acquisition unit configured to acquire information transmission histories of second users identified by second-user identification information, and a determination unit configured to determine identity between the first users and the second users on the basis of behavior details included in the behavior histories and transmission details included in the transmission histories; a method for processing information with the information processing apparatus; and a program using the information processing apparatus.Type: ApplicationFiled: December 1, 2016Publication date: March 23, 2017Inventors: Risa Kawanaka, Takayuki Osogami
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Publication number: 20160063098Abstract: A computer system and method to classify a plurality of users in a plurality of clusters in social media associating a text profile and text content with each user. The method comprises: generating a content feature vector for each of a portion of users on the basis of content associated with the portion of users; generating mapping the plurality of clusters, and the plurality of clusters and the portion of users, on the basis of the content feature vectors; generating a first profile feature vector for each of the plurality of clusters on the basis of the profiles associated with the portion of users mapped to each cluster; and classifying each of the other users excluding the portion of users in a plurality of clusters on the basis of the profiles associated with the other users and the first profile feature vectors.Type: ApplicationFiled: March 5, 2014Publication date: March 3, 2016Inventors: Risa Kawanaka, Issei Yoshida
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Publication number: 20150286930Abstract: An information processing device includes a keyword acquiring unit configured to acquire a plurality of primary keyword and secondary keyword groups; a classifying unit configured to classify each of the plurality of secondary keywords by a plurality of topics; an estimating unit configured to estimate whether or not each primary keyword in the plurality of groups is a related keyword related to any topic having a classified secondary keyword or a mixed keyword unrelated to any of the topics; and an assigning unit configured to preferentially assign a primary keyword estimated to be a related keyword to a topic having a classified secondary keyword in the same group, and assigning a primary keyword estimated to be a mixed keyword to any of all the topics given for classification.Type: ApplicationFiled: June 23, 2015Publication date: October 8, 2015Inventors: Risa Kawanaka, Issei Yoshida
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Publication number: 20150278702Abstract: An information processing device includes a keyword acquiring unit configured to acquire a plurality of primary keyword and secondary keyword groups; a classifying unit configured to classify each of the plurality of secondary keywords by a plurality of topics; an estimating unit configured to estimate whether or not each primary keyword in the plurality of groups is a related keyword related to any topic having a classified secondary keyword or a mixed keyword unrelated to any of the topics; and an assigning unit configured to preferentially assign a primary keyword estimated to be a related keyword to a topic having a classified secondary keyword in the same group, and assigning a primary keyword estimated to be a mixed keyword to any of all the topics given for classification.Type: ApplicationFiled: March 2, 2015Publication date: October 1, 2015Inventors: Risa Kawanaka, Issei Yoshida
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Publication number: 20150149553Abstract: In a first aspect of the present invention, provided are an information processing apparatus including a behavior-history acquisition unit configured to acquire behavior histories of first users identified by first-user identification information, a transmission-history acquisition unit configured to acquire information transmission histories of second users identified by second-user identification information, and a determination unit configured to determine identity between the first users and the second users on the basis of behavior details included in the behavior histories and transmission details included in the transmission histories; a method for processing information with the information processing apparatus; and a program using the information processing apparatus.Type: ApplicationFiled: November 26, 2014Publication date: May 28, 2015Inventors: Risa Kawanaka, Takayuki Osogami