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Analyzing interconnection structures among underlying entities or objects in a dataset through the use of graph analytics has been shown to provide tremendous value in many application domains. However, graphs are not the primary…

Databases · Computer Science 2017-02-14 Konstantinos Xirogiannopoulos , Amol Deshpande

Text summarization aims to compress a textual document to a short summary while keeping salient information. Extractive approaches are widely used in text summarization because of their fluency and efficiency. However, most of existing…

Computation and Language · Computer Science 2020-10-14 Peng Cui , Le Hu , Yuanchao Liu

In this paper, we propose the TBCNN-pair model to recognize entailment and contradiction between two sentences. In our model, a tree-based convolutional neural network (TBCNN) captures sentence-level semantics; then heuristic matching…

Computation and Language · Computer Science 2016-05-16 Lili Mou , Rui Men , Ge Li , Yan Xu , Lu Zhang , Rui Yan , Zhi Jin

Expansion property of a graph refers to its strong connectivity as well as sparseness. It has been reported that deep neural networks can be pruned to a high degree of sparsity while maintaining their performance. Such pruning is essential…

Machine Learning · Computer Science 2024-03-19 Suryam Arnav Kalra , Arindam Biswas , Pabitra Mitra , Biswajit Basu

The connection between the maximum spanning tree in a directed graph and the best dependency tree of a sentence has been exploited by the NLP community. However, for many dependency parsing schemes, an important detail of this approach is…

Computation and Language · Computer Science 2021-06-03 Ran Zmigrod , Tim Vieira , Ryan Cotterell

Extracting temporal relations (e.g., before, after, and simultaneous) among events is crucial to natural language understanding. One of the key challenges of this problem is that when the events of interest are far away in text, the context…

Computation and Language · Computer Science 2022-10-26 Shuaicheng Zhang , Lifu Huang , Qiang Ning

Event extraction in commodity news is a less researched area as compared to generic event extraction. However, accurate event extraction from commodity news is useful in abroad range of applications such as under-standing event chains and…

Computation and Language · Computer Science 2021-09-28 Meisin Lee , Lay-Ki Soon , Eu-Gene Siew

Recently, progress has been made towards improving relational reasoning in machine learning field. Among existing models, graph neural networks (GNNs) is one of the most effective approaches for multi-hop relational reasoning. In fact,…

Computation and Language · Computer Science 2019-02-05 Hao Zhu , Yankai Lin , Zhiyuan Liu , Jie Fu , Tat-seng Chua , Maosong Sun

Chemical-disease relation (CDR) extraction is significantly important to various areas of biomedical research and health care. Nowadays, many large-scale biomedical knowledge bases (KBs) containing triples about entity pairs and their…

Computation and Language · Computer Science 2020-01-03 Huiwei Zhou , Shixian Ning , Yunlong Yang , Zhuang Liu , Chengkun Lang , Yingyu Lin

This study introduces a novel approach to sentence-level relation extraction (RE) that integrates Graph Neural Networks (GNNs) with Large Language Models (LLMs) to generate contextually enriched support documents. By harnessing the power of…

Computation and Language · Computer Science 2024-11-01 Vicky Dong , Hao Yu , Yao Chen

Relation ties, defined as the correlation and mutual exclusion between different relations, are critical for distant supervised relation extraction. Existing approaches model this property by greedily learning local dependencies. However,…

Computation and Language · Computer Science 2020-04-22 Yuming Shang , Heyan Huang , Xin Sun , Xianling Mao

The ability to capture complex linguistic structures and long-term dependencies among words in the passage is essential for discourse-level relation extraction (DRE) tasks. Graph neural networks (GNNs), one of the methods to encode…

Computation and Language · Computer Science 2021-11-16 I-Hung Hsu , Xiao Guo , Premkumar Natarajan , Nanyun Peng

While the research on convolutional neural networks (CNNs) is progressing quickly, the real-world deployment of these models is often limited by computing resources and memory constraints. In this paper, we address this issue by proposing a…

Computer Vision and Pattern Recognition · Computer Science 2018-03-16 Dong Wang , Lei Zhou , Xueni Zhang , Xiao Bai , Jun Zhou

Speculative decoding (SD) accelerates large language model inference by leveraging a draft-then-verify paradigm. To maximize the acceptance rate, recent methods construct expansive draft trees, which unfortunately incur severe VRAM…

Machine Learning · Computer Science 2026-05-20 Yuhao Shen , Tianyu Liu , Xinyi Hu , Quan Kong , Baolin Zhang , Jun Dai , Jun Zhang , Shuang Ge , Lei Chen , Yue Li , Mingcheng Wan , Cong Wang

In the domain of sequence modelling, Recurrent Neural Networks (RNN) have been capable of achieving impressive results in a variety of application areas including visual question answering, part-of-speech tagging and machine translation.…

Machine Learning · Computer Science 2018-05-22 Tharindu Fernando , Simon Denman , Aaron McFadyen , Sridha Sridharan , Clinton Fookes

We present a novel graph-based neural network model for relation extraction. Our model treats multiple pairs in a sentence simultaneously and considers interactions among them. All the entities in a sentence are placed as nodes in a…

Computation and Language · Computer Science 2020-03-16 Fenia Christopoulou , Makoto Miwa , Sophia Ananiadou

Invariance describes transformations that do not alter data's underlying semantics. Neural networks that preserve natural invariance capture good inductive biases and achieve superior performance. Hence, modern networks are handcrafted to…

Machine Learning · Computer Science 2023-09-18 Derek Xu , Yizhou Sun , Wei Wang

While dependency parsers reach very high overall accuracy, some dependency relations are much harder than others. In particular, dependency parsers perform poorly in coordination construction (i.e., correctly attaching the "conj" relation).…

Computation and Language · Computer Science 2017-02-23 Jessica Ficler , Yoav Goldberg

Recent progress on parse tree encoder for sentence representation learning is notable. However, these works mainly encode tree structures recursively, which is not conducive to parallelization. On the other hand, these works rarely take…

Computation and Language · Computer Science 2022-05-10 Junhua Ma , Jiajun Li , Yuxuan Liu , Shangbo Zhou , Xue Li

The joint entity and relation extraction task aims to extract all relational triples from a sentence. In essence, the relational triples contained in a sentence are unordered. However, previous seq2seq based models require to convert the…

Computation and Language · Computer Science 2020-11-06 Dianbo Sui , Yubo Chen , Kang Liu , Jun Zhao , Xiangrong Zeng , Shengping Liu