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Online information has increased tremendously in today's age of Internet. As a result, the need has arose to extract relevant content from the plethora of available information. Researchers are widely using automatic text summarization…

Social and Information Networks · Computer Science 2021-06-02 Mohd Khizir Siddiqui , Amreen Ahmad , Om Pal , Tanvir Ahmad

Because most of the scientific literature data is unmarked, it makes semantic representation learning based on unsupervised graph become crucial. At the same time, in order to enrich the features of scientific literature, a learning method…

Computation and Language · Computer Science 2023-11-02 Hongrui Gao , Yawen Li , Meiyu Liang , Zeli Guan , Zhe Xue

Modern abstractive summarization models often generate summaries that contain hallucinated or contradictory information. In this paper, we propose a simple but effective contrastive learning framework that incorporates recent developments…

Computation and Language · Computer Science 2023-07-11 I-Chun Chern , Zhiruo Wang , Sanjan Das , Bhavuk Sharma , Pengfei Liu , Graham Neubig

The lack of diversity in the datasets available for automatic summarization of documents has meant that the vast majority of neural models for automatic summarization have been trained with news articles. These datasets are relatively…

Computation and Language · Computer Science 2020-07-07 Roger Barrull , Jugal Kalita

We develop an abstractive summarization framework independent of labeled data for multiple heterogeneous documents. Unlike existing multi-document summarization methods, our framework processes documents telling different stories instead of…

Computation and Language · Computer Science 2022-05-03 Ning Wang , Han Liu , Diego Klabjan

Emphasis Selection is a newly proposed task which focuses on choosing words for emphasis in short sentences. Traditional methods only consider the sequence information of a sentence while ignoring the rich sentence structure and word…

Computation and Language · Computer Science 2021-08-31 Haoran Yang , Wai Lam

The amount of scholarly data has been increasing dramatically over the last years. For newcomers to a particular science domain (e.g., IR, physics, NLP) it is often difficult to spot larger trends and to position the latest research in the…

Digital Libraries · Computer Science 2021-12-08 Naman Paharia , Muhammad Syafiq Mohd Pozi , Adam Jatowt

A critical point of multi-document summarization (MDS) is to learn the relations among various documents. In this paper, we propose a novel abstractive MDS model, in which we represent multiple documents as a heterogeneous graph, taking…

Computation and Language · Computer Science 2021-10-22 Peng Cui , Le Hu

Graph contrastive learning is a general learning paradigm excelling at capturing invariant information from diverse perturbations in graphs. Recent works focus on exploring the structural rationale from graphs, thereby increasing the…

Machine Learning · Computer Science 2024-04-09 Qirui Ji , Jiangmeng Li , Jie Hu , Rui Wang , Changwen Zheng , Fanjiang Xu

Hierarchical semantic structures naturally exist in an image dataset, in which several semantically relevant image clusters can be further integrated into a larger cluster with coarser-grained semantics. Capturing such structures with image…

Computer Vision and Pattern Recognition · Computer Science 2022-05-24 Yuanfan Guo , Minghao Xu , Jiawen Li , Bingbing Ni , Xuanyu Zhu , Zhenbang Sun , Yi Xu

In document classification, graph-based models effectively capture document structure, overcoming sequence length limitations and enhancing contextual understanding. However, most existing graph document representations rely on heuristics,…

Computation and Language · Computer Science 2025-08-05 Margarita Bugueño , Gerard de Melo

Document structure is critical for efficient information consumption. However, it is challenging to encode it efficiently into the modern Transformer architecture. In this work, we present HIBRIDS, which injects Hierarchical Biases foR…

Computation and Language · Computer Science 2022-03-22 Shuyang Cao , Lu Wang

The related work section is an important component of a scientific paper, which highlights the contribution of the target paper in the context of the reference papers. Authors can save their time and effort by using the automatically…

Computation and Language · Computer Science 2022-05-27 Xiuying Chen , Hind Alamro , Mingzhe Li , Shen Gao , Rui Yan , Xin Gao , Xiangliang Zhang

Hierarchical neural architectures are often used to capture long-distance dependencies and have been applied to many document-level tasks such as summarization, document segmentation, and sentiment analysis. However, effective usage of such…

Computation and Language · Computer Science 2019-01-29 Ming-Wei Chang , Kristina Toutanova , Kenton Lee , Jacob Devlin

This work investigates how hierarchically structured data can help neural networks learn conceptual representations of cathedrals. The underlying WikiScenes dataset provides a spatially organized hierarchical structure of cathedral…

Computer Vision and Pattern Recognition · Computer Science 2024-01-09 Arjun Bhalla , Daniel Levenson , Jan Bernhard , Anton Abilov

Text semantic matching requires nuanced understanding of both structural relationships and fine-grained semantic distinctions. While pre-trained language models excel at capturing token-level interactions, they often overlook hierarchical…

Computation and Language · Computer Science 2025-09-03 Chao Xue , Ziyuan Gao

In the era of misinformation and information inflation, the credibility assessment of the produced news is of the essence. However, fact-checking can be challenging considering the limited references presented in the news. This challenge…

Social and Information Networks · Computer Science 2021-04-14 Angelika Romanou , Panayiotis Smeros , Karl Aberer

Knowledge graphs capture entities and relations from long documents and can facilitate reasoning in many downstream applications. Extracting compact knowledge graphs containing only salient entities and relations is important but…

Computation and Language · Computer Science 2021-06-15 Zeqiu Wu , Rik Koncel-Kedziorski , Mari Ostendorf , Hannaneh Hajishirzi

The accelerating growth of scientific publications has intensified the need for scalable, trustworthy systems to synthesize knowledge across diverse literature. While recent retrieval-augmented generation (RAG) methods have improved access…

Digital Libraries · Computer Science 2025-11-19 Hang Ding , Yilun Zhao , Tiansheng Hu , Manasi Patwardhan , Arman Cohan

Query sensitive summarization aims at providing the users with the summary of the contents of single or multiple web pages based on the search query. This paper proposes a novel idea of generating a comparative summary from a set of URLs…

Information Retrieval · Computer Science 2012-01-12 P. Chitra , R. Baskaran , K. Sarukesi