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The proliferation of data and text documents such as articles, web pages, books, social network posts, etc. on the Internet has created a fundamental challenge in various fields of text processing under the title of "automatic text…

人工智能 · 计算机科学 2023-03-15 Kazem Taghandiki , Mohammad Hassan Ahmadi , Elnaz Rezaei Ehsan

Inspired by how humans summarize long documents, we propose an accurate and fast summarization model that first selects salient sentences and then rewrites them abstractively (i.e., compresses and paraphrases) to generate a concise overall…

计算与语言 · 计算机科学 2018-05-29 Yen-Chun Chen , Mohit Bansal

In this work, we present a weakly supervised sentence extraction technique for identifying important sentences in scientific papers that are worthy of inclusion in the abstract. We propose a new attention based deep learning architecture…

信息检索 · 计算机科学 2018-02-14 Parth Mehta , Gaurav Arora , Prasenjit Majumder

Algorithmic sequence alignment identifies similar segments shared between pairs of documents, and is fundamental to many NLP tasks. But it is difficult to recognize similarities between distant versions of narratives such as translations…

计算与语言 · 计算机科学 2023-11-08 Tanzir Pial , Steven Skiena

Semantically meaningful sentence embeddings are important for numerous tasks in natural language processing. To obtain such embeddings, recent studies explored the idea of utilizing synthetically generated data from pretrained language…

计算与语言 · 计算机科学 2022-08-31 Taehee Kim , ChaeHun Park , Jimin Hong , Radhika Dua , Edward Choi , Jaegul Choo

Massive sizes of real-world graphs, such as social networks and web graph, impose serious challenges to process and perform analytics on them. These issues can be resolved by working on a small summary of the graph instead . A summary is a…

数据结构与算法 · 计算机科学 2018-06-12 Maham Anwar Beg , Muhammad Ahmad , Arif Zaman , Imdadullah Khan

Iterated sampling importance resampling (i-SIR) is a Markov chain Monte Carlo (MCMC) algorithm which is based on $N$ independent proposals. As $N$ grows, its samples become nearly independent, but with an increased computational cost. We…

统计计算 · 统计学 2025-12-24 Pietari Laitinen , Matti Vihola

In Bayesian optimization, accounting for the importance of the output relative to the input is a crucial yet challenging exercise, as it can considerably improve the final result but often involves inaccurate and cumbersome entropy…

机器学习 · 计算机科学 2020-12-30 Antoine Blanchard , Themistoklis Sapsis

Keyword extraction is used for summarizing the content of a document and supports efficient document retrieval, and is as such an indispensable part of modern text-based systems. We explore how load centrality, a graph-theoretic measure…

计算与语言 · 计算机科学 2019-11-12 Blaž Škrlj , Andraž Repar , Senja Pollak

Summarizing content contributed by individuals can be challenging, because people make different lexical choices even when describing the same events. However, there remains a significant need to summarize such content. Examples include the…

计算与语言 · 计算机科学 2018-07-26 Wencan Luo , Fei Liu , Zitao Liu , Diane Litman

Importance sampling, which involves sampling from a probability density function (PDF) proportional to the product of an importance weight function and a base PDF, is a powerful technique with applications in variance reduction, biased or…

机器学习 · 计算机科学 2025-02-10 Heasung Kim , Taekyun Lee , Hyeji Kim , Gustavo de Veciana

Text summarization and text simplification are two major ways to simplify the text for poor readers, including children, non-native speakers, and the functionally illiterate. Text summarization is to produce a brief summary of the main…

计算与语言 · 计算机科学 2017-10-09 Shuming Ma , Xu Sun

In this paper we analyse the selectivity measure calculated from the complex network in the task of the automatic keyword extraction. Texts, collected from different web sources (portals, forums), are represented as directed and weighted…

计算与语言 · 计算机科学 2014-07-15 Sabina Šišović , Sanda Martinčić-Ipšić , Ana Meštrović

Automated multi-document extractive text summarization is a widely studied research problem in the field of natural language understanding. Such extractive mechanisms compute in some form the worthiness of a sentence to be included into the…

计算与语言 · 计算机科学 2019-12-30 Abhishek Kumar Singh , Manish Gupta , Vasudeva Varma

In recent years, text summarization methods have attracted much attention again thanks to the researches on neural network models. Most of the current text summarization methods based on neural network models are supervised methods which…

计算与语言 · 计算机科学 2024-01-25 Dehao Tao , Yingzhu Xiong , Zhongliang Yang , Yongfeng Huang

Summarizing legal decisions requires the expertise of law practitioners, which is both time- and cost-intensive. This paper presents techniques for extractive summarization of legal decisions in a low-resource setting using limited expert…

计算与语言 · 计算机科学 2022-10-25 Abhishek Agarwal , Shanshan Xu , Matthias Grabmair

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

This study proposes a multitask learning architecture for extractive summarization with coherence boosting. The architecture contains an extractive summarizer and coherent discriminator module. The coherent discriminator is trained online…

计算与语言 · 计算机科学 2023-07-24 Renlong Jie , Xiaojun Meng , Lifeng Shang , Xin Jiang , Qun Liu

Computing the exact likelihood of data in large Bayesian networks consisting of thousands of vertices is often a difficult task. When these models contain many deterministic conditional probability tables and when the observed values are…

统计计算 · 统计学 2012-06-26 Ydo Wexler , Dan Geiger

Word frequency-based methods for extractive summarization are easy to implement and yield reasonable results across languages. However, they have significant limitations - they ignore the role of context, they offer uneven coverage of…

计算与语言 · 计算机科学 2018-10-25 Archit Sakhadeo , Nisheeth Srivastava