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Personalized PageRank based Multi-document summarization, Liu+, [WSCS '08] #24

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AkihikoWatanabe opened this issue Dec 28, 2017 · 1 comment
Open

Personalized PageRank based Multi-document summarization, Liu+, [WSCS '08] #24

AkihikoWatanabe opened this issue Dec 28, 2017 · 1 comment
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Multi NLP PersonalizedDocumentSummarization

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@AkihikoWatanabe
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http://ieeexplore.ieee.org/document/4570834/
@AkihikoWatanabe
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・クエリがあるのが前提
・基本的にPersonalized PageRankの事前分布を求めて，PageRankアルゴリズムを適用する
・文のsalienceを求めるモデルと（パラグラフ，パラグラフ内のポジション，statementなのかdialogなのか，文の長さ），クエリとの関連性をはかるrelevance model（クエリとクエリのnarrativeに含まれる固有表現が文内にどれだけ含まれているか）を用いて，Personalized PageRankの事前分布を決定する
・評価した結果，DUC2007のtop1とtop2のシステムの間のROUGEスコアを獲得

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