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Sequential abstractive neural summarizers often do not use the underlying structure in the input article or dependencies between the input sentences. This structure is essential to integrate and consolidate information from different parts…

计算与语言 · 计算机科学 2022-11-18 Yifu Qiu , Shay B. Cohen

Document clustering is an unsupervised approach in which a large collection of documents (corpus) is subdivided into smaller, meaningful, identifiable, and verifiable sub-groups (clusters). Meaningful representation of documents and…

信息检索 · 计算机科学 2014-12-08 Muhammad Rafi , Farnaz Amin , Mohammad Shahid Shaikh

Are users of an online social network interested equally in all connections in the network? If not, how can we obtain a summary of the network personalized to specific users? Can we use the summary for approximate query answering? As…

数据库 · 计算机科学 2022-03-29 Shinhwan Kang , Kyuhan Lee , Kijung Shin

Automatically condensing multiple topic-related scientific papers into a succinct and concise summary is referred to as Multi-Document Scientific Summarization (MDSS). Currently, while commonly used abstractive MDSS methods can generate…

人工智能 · 计算机科学 2024-04-17 Pancheng Wang , Shasha Li , Dong Li , Kehan Long , Jintao Tang , Ting Wang

Text summarization is a fundamental task in natural language processing (NLP), and the information explosion has made long-document processing increasingly demanding, making summarization essential. Existing research mainly focuses on model…

Abstractive speech summarization (SSUM) aims to generate human-like summaries from speech. Given variations in information captured and phrasing, recordings can be summarized in multiple ways. Therefore, it is more reasonable to consider a…

计算与语言 · 计算机科学 2024-10-28 Jee-weon Jung , Roshan Sharma , William Chen , Bhiksha Raj , Shinji Watanabe

Extractive summarization for long documents is challenging due to the extended structured input context. The long-distance sentence dependency hinders cross-sentence relations modeling, the critical step of extractive summarization. This…

计算与语言 · 计算机科学 2022-10-11 Haopeng Zhang , Xiao Liu , Jiawei Zhang

Cross-Lingual Summarization (CLS) is the task to generate a summary in one language for an article in a different language. Previous studies on CLS mainly take pipeline methods or train the end-to-end model using the translated parallel…

计算与语言 · 计算机科学 2022-03-10 Shuyu Jiang , Dengbiao Tu , Xingshu Chen , Rui Tang , Wenxian Wang , Haizhou Wang

Heterogeneous graph neural networks (HGNNs) have demonstrated strong capability in modeling complex semantics across multi-type nodes and relations. However, their scalability to large-scale graphs remains challenging due to structural…

机器学习 · 计算机科学 2025-12-12 Fuyan Ou , Siqi Ai , Yulin Hu

$\textbf{Graph Coarsening (GC)}$ is a prominent graph reduction technique that compresses large graphs to enable efficient learning and inference. However, existing GC methods generate only one coarsened graph per run and must recompute…

社会与信息网络 · 计算机科学 2025-05-23 Mohit Kataria , Shreyash Bhilwade , Sandeep Kumar , Jayadeva

Given a fully dynamic graph, represented as a stream of edge insertions and deletions, how can we obtain and incrementally update a lossless summary of its current snapshot? As large-scale graphs are prevalent, concisely representing them…

数据库 · 计算机科学 2020-06-18 Jihoon Ko , Yunbum Kook , Kijung Shin

Motivated by the computational and storage challenges that dense embeddings pose, we introduce the problem of latent network summarization that aims to learn a compact, latent representation of the graph structure with dimensionality that…

社会与信息网络 · 计算机科学 2019-06-24 Di Jin , Ryan Rossi , Danai Koutra , Eunyee Koh , Sungchul Kim , Anup Rao

Previous work for text summarization in scientific domain mainly focused on the content of the input document, but seldom considering its citation network. However, scientific papers are full of uncommon domain-specific terms, making it…

计算与语言 · 计算机科学 2021-04-08 Chenxin An , Ming Zhong , Yiran Chen , Danqing Wang , Xipeng Qiu , Xuanjing Huang

Extractive summarization aims to form a summary by directly extracting sentences from the source document. Existing works mostly formulate it as a sequence labeling problem by making individual sentence label predictions. This paper…

计算与语言 · 计算机科学 2023-05-12 Haopeng Zhang , Xiao Liu , Jiawei Zhang

Abstractive summarization has been studied using neural sequence transduction methods with datasets of large, paired document-summary examples. However, such datasets are rare and the models trained from them do not generalize to other…

计算与语言 · 计算机科学 2019-05-24 Eric Chu , Peter J. Liu

Cross-lingual text classification aims at training a classifier on the source language and transferring the knowledge to target languages, which is very useful for low-resource languages. Recent multilingual pretrained language models…

计算与语言 · 计算机科学 2021-05-25 Ziyun Wang , Xuan Liu , Peiji Yang , Shixing Liu , Zhisheng Wang

Withthegrowthofknowledgegraphs, entity descriptions are becoming extremely lengthy. Entity summarization task, aiming to generate diverse, comprehensive, and representative summaries for entities, has received increasing interest recently.…

信息检索 · 计算机科学 2020-05-26 Dongjun Wei , Yaxin Liu , Fuqing Zhu , Liangjun Zang , Wei Zhou , Yijun Lu , Songlin Hu

Generating an abstract from a collection of documents is a desirable capability for many real-world applications. However, abstractive approaches to multi-document summarization have not been thoroughly investigated. This paper studies the…

计算与语言 · 计算机科学 2018-06-15 Kexin Liao , Logan Lebanoff , Fei Liu

This paper introduces HADES, a novel tool for automatic comparative documents with similar structures. HADES is designed to streamline the work of professionals dealing with large volumes of documents, such as policy documents, legal acts,…

Given a massive graph, how can we exploit its hierarchical structure for concisely but exactly summarizing the graph? By exploiting the structure, can we achieve better compression rates than state-of-the-art graph summarization methods?…

数据库 · 计算机科学 2021-12-13 Kyuhan Lee , Jihoon Ko , Kijung Shin