TEXT EXTRACTION APPARATUS, COMMENT POSTING APPARATUS, COMMENT POSTING SUPPORT APPARATUS, REPRODUCTION TERMINAL, AND CONTEXT VECTOR CALCULATION APPARATUS
To provide a text extraction apparatus for extracting a text group which indicates a context similar to a target text group, and a comment posting apparatus.SOLUTION: A text extraction apparatus 100 includes a context vector calculation unit 102, a similarity calculation unit 104, and a similar text...
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Main Authors | , |
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Format | Patent |
Language | English Japanese |
Published |
17.01.2019
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Subjects | |
Online Access | Get full text |
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Summary: | To provide a text extraction apparatus for extracting a text group which indicates a context similar to a target text group, and a comment posting apparatus.SOLUTION: A text extraction apparatus 100 includes a context vector calculation unit 102, a similarity calculation unit 104, and a similar text group search unit 107. The context vector calculation unit 102 calculates a first context vector of a target text group including multiple texts by use of machine-learned neural network. The similarity calculation unit 104 calculates similarities between each of second context vectors of multiple text group candidates each including one or more texts and the first context vector. The similar text group search unit 107 searches for one or more text group candidates corresponding to one or more second context vectors similar to the first context vector, on the basis of the similarities, to obtain a similar text group.SELECTED DRAWING: Figure 1
【課題】対象のテキスト群と類似の文脈を示唆するテキスト群を抽出するテキスト抽出装置及びコメント投稿装置を提供する。【解決手段】テキスト抽出装置100は、文脈ベクトル計算部102と、類似度計算部104と、類似テキスト群探索部107とを含む。文脈ベクトル計算部102は、複数のテキストを含む対象テキスト群の第1の文脈ベクトルを、機械学習済みのニューラルネットワークを用いて計算する。類似度計算部104は、それぞれ1以上のテキストを含む複数の候補テキスト群の第2の文脈ベクトルの各々と第1の文脈ベクトルとの類似度を計算する。類似テキスト群探索部107は、類似度に基づいて、第1の文脈ベクトルに類似する1つ以上の第2の文脈ベクトルにそれぞれ対応する1つ以上の候補テキスト群を探索し、類似テキスト群を得る。【選択図】図1 |
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Bibliography: | Application Number: JP20180089216 |