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Single document summarization has enjoyed renewed interests in recent years thanks to the popularity of neural network models and the availability of large-scale datasets. In this paper we develop an unsupervised approach arguing that it is…

计算与语言 · 计算机科学 2019-06-11 Hao Zheng , Mirella Lapata

Unsupervised document summarization has re-acquired lots of attention in recent years thanks to its simplicity and data independence. In this paper, we propose a graph-based unsupervised approach for extractive document summarization.…

计算与语言 · 计算机科学 2021-04-23 Haopeng Zhang , Jiawei Zhang

We present Semantic WordRank (SWR), an unsupervised method for generating an extractive summary of a single document. Built on a weighted word graph with semantic and co-occurrence edges, SWR scores sentences using an…

计算与语言 · 计算机科学 2018-09-14 Hao Zhang , Jie Wang

Traditional sequence-to-sequence (seq2seq) models and other variations of the attention-mechanism such as hierarchical attention have been applied to the text summarization problem. Though there is a hierarchy in the way humans use language…

机器学习 · 计算机科学 2019-11-04 Rajeev Bhatt Ambati , Saptarashmi Bandyopadhyay , Prasenjit Mitra

Graph-based extractive document summarization relies on the quality of the sentence similarity graph. Bag-of-words or tf-idf based sentence similarity uses exact word matching, but fails to measure the semantic similarity between individual…

计算与语言 · 计算机科学 2020-04-30 Zhuolin Jiang , Manaj Srivastava , Sanjay Krishna , David Akodes , Richard Schwartz

Document summarization provides an instrument for faster understanding the collection of text documents and has several real-life applications. With the growth of online text data, numerous summarization models have been proposed recently.…

计算与语言 · 计算机科学 2022-04-01 Mingyang Song , Liping Jing

Sentence scoring and sentence selection are two main steps in extractive document summarization systems. However, previous works treat them as two separated subtasks. In this paper, we present a novel end-to-end neural network framework for…

计算与语言 · 计算机科学 2018-07-09 Qingyu Zhou , Nan Yang , Furu Wei , Shaohan Huang , Ming Zhou , Tiejun Zhao

Automatic text summarization (ATS) has recently achieved impressive performance thanks to recent advances in deep learning and the availability of large-scale corpora. To make the summarization results more faithful, this paper presents an…

计算与语言 · 计算机科学 2019-10-15 Shengluan Hou , Ruqian Lu

We present a novel approach to sentence simplification which departs from previous work in two main ways. First, it requires neither hand written rules nor a training corpus of aligned standard and simplified sentences. Second, sentence…

计算与语言 · 计算机科学 2016-09-08 Shashi Narayan , Claire Gardent

While in a classification or a regression setting a label or a value is assigned to each individual document, in a ranking setting we determine the relevance ordering of the entire input document list. This difference leads to the notion of…

信息检索 · 计算机科学 2021-05-07 Qingyao Ai , Xuanhui Wang , Sebastian Bruch , Nadav Golbandi , Michael Bendersky , Marc Najork

Neural network-based methods for abstractive summarization produce outputs that are more fluent than other techniques, but which can be poor at content selection. This work proposes a simple technique for addressing this issue: use a…

计算与语言 · 计算机科学 2018-10-10 Sebastian Gehrmann , Yuntian Deng , Alexander M. Rush

Foreground segmentation is an essential task in the field of image understanding. Under unsupervised conditions, different images and instances always have variable expressions, which make it difficult to achieve stable segmentation…

计算机视觉与模式识别 · 计算机科学 2020-05-22 Xi Li , Huimin Ma , Hongbing Ma , Yidong Wang

We address the problem of unsupervised extractive document summarization, especially for long documents. We model the unsupervised problem as a sparse auto-regression one and approximate the resulting combinatorial problem via a convex,…

计算与语言 · 计算机科学 2022-08-22 Alicia Y. Tsai , Laurent El Ghaoui

Pre-trained language models are increasingly being used in multi-document summarization tasks. However, these models need large-scale corpora for pre-training and are domain-dependent. Other non-neural unsupervised summarization approaches…

计算与语言 · 计算机科学 2024-08-20 Ran Liu , Ming Liu , Min Yu , Jianguo Jiang , Gang Li , Dan Zhang , Jingyuan Li , Xiang Meng , Weiqing Huang

We present a token-level decision summarization framework that utilizes the latent topic structures of utterances to identify "summary-worthy" words. Concretely, a series of unsupervised topic models is explored and experimental results…

计算与语言 · 计算机科学 2016-06-28 Lu Wang , Claire Cardie

Query-focused meeting summarization(QFMS) aims to generate a specific summary for the given query according to the meeting transcripts. Due to the conflict between long meetings and limited input size, previous works mainly adopt…

计算与语言 · 计算机科学 2023-05-23 Xingxian Liu , Yajing Xu

Abstractive summarization of scientific papers has always been a research focus, yet existing methods face two main challenges. First, most summarization models rely on Encoder-Decoder architectures that treat papers as sequences of words,…

计算与语言 · 计算机科学 2025-05-21 Tong Bao , Heng Zhang , Chengzhi Zhang

In this paper, we propose FFCI, a framework for fine-grained summarization evaluation that comprises four elements: faithfulness (degree of factual consistency with the source), focus (precision of summary content relative to the…

计算与语言 · 计算机科学 2022-03-01 Fajri Koto , Timothy Baldwin , Jey Han Lau

Video summarization aims at generating a compact yet representative visual summary that conveys the essence of the original video. The advantage of unsupervised approaches is that they do not require human annotations to learn the…

计算机视觉与模式识别 · 计算机科学 2021-05-27 Hussain Kanafani , Junaid Ahmed Ghauri , Sherzod Hakimov , Ralph Ewerth

To generate summaries that include multiple aspects or topics for text documents, most approaches use clustering or topic modeling to group relevant sentences and then generate a summary for each group. These approaches struggle to optimize…

人工智能 · 计算机科学 2024-05-30 Xiaobo Guo , Jay Desai , Srinivasan H. Sengamedu