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Leveraging knowledge from electronic health records (EHRs) to predict a patient's condition is essential to the effective delivery of appropriate care. Clinical notes of patient EHRs contain valuable information from healthcare…

Computation and Language · Computer Science 2023-05-18 Nayeon Kim , Yinhua Piao , Sun Kim

Deep learning is being used extensively in a variety of software engineering tasks, e.g., program classification and defect prediction. Although the technique eliminates the required process of feature engineering, the construction of…

Software Engineering · Computer Science 2021-11-24 Zhehao Zhao , Bo Yang , Ge Li , Huai Liu , Zhi Jin

Graph convolutional network (GCN) has become popular in various natural language processing (NLP) tasks with its superiority in long-term and non-consecutive word interactions. However, existing single-hop graph reasoning in GCN may miss…

Computation and Language · Computer Science 2021-06-10 Shuoran Jiang , Qingcai Chen , Xin Liu , Baotian Hu , Lisai Zhang

This paper presents a Convolutional Neural Network (CNN) based page segmentation method for handwritten historical document images. We consider page segmentation as a pixel labeling problem, i.e., each pixel is classified as one of the…

Computer Vision and Pattern Recognition · Computer Science 2017-04-10 Kai Chen , Mathias Seuret

Paraphrase generation is an important task in natural language processing. Previous works focus on sentence-level paraphrase generation, while ignoring document-level paraphrase generation, which is a more challenging and valuable task. In…

Computation and Language · Computer Science 2021-09-16 Zhe Lin , Yitao Cai , Xiaojun Wan

High-quality exploratory data analysis (EDA) is essential in the data science pipeline, but remains highly dependent on analysts' expertise and effort. While recent LLM-based approaches partially reduce this burden, they struggle to…

Human-Computer Interaction · Computer Science 2026-02-20 Yi Shan , Yixuan He , Zekai Shao , Kai Xu , Siming Chen

Event-based vision is an emerging research field involving processing data generated by Dynamic Vision Sensors (neuromorphic cameras). One of the latest proposals in this area are Graph Convolutional Networks (GCNs), which allow to process…

Computer Vision and Pattern Recognition · Computer Science 2024-06-26 Kamil Jeziorek , Piotr Wzorek , Krzysztof Blachut , Andrea Pinna , Tomasz Kryjak

Convolutional Neural Networks (CNNs) have been the standard for image classification tasks for a long time, but more recently attention-based mechanisms have gained traction. This project aims to compare traditional CNNs with…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Nikhil Kapila , Julian Glattki , Tejas Rathi

The analysis of 3D point clouds has diverse applications in robotics, vision and graphics. Processing them presents specific challenges since they are naturally sparse, can vary in spatial resolution and are typically unordered. Graph-based…

Computer Vision and Pattern Recognition · Computer Science 2023-04-03 Mohammad Khodadad , Morteza Rezanejad , Ali Shiraee Kasmaee , Kaleem Siddiqi , Dirk Walther , Hamidreza Mahyar

The recognition of handwritten mathematical expressions in images and video frames is a difficult and unsolved problem yet. Deep convectional neural networks are basically a promising approach, but typically require a large amount of…

Computer Vision and Pattern Recognition · Computer Science 2021-06-18 Matthias Springstein , Eric Müller-Budack , Ralph Ewerth

Link prediction and node classification are two important downstream tasks of network representation learning. Existing methods have achieved acceptable results but they perform these two tasks separately, which requires a lot of…

Social and Information Networks · Computer Science 2021-03-04 Hong Huang , Yu Song , Yao Wu , Jia Shi , Xia Xie , Hai Jin

Heterogeneous Graphs (HGs) effectively model complex relationships in the real world through multi-type nodes and edges. In recent years, inspired by self-supervised learning (SSL), contrastive learning (CL)-based Heterogeneous Graphs…

Machine Learning · Computer Science 2025-05-06 Yu Wang , Lei Sang , Yi Zhang , Yiwen Zhang , Xindong Wu

Code clone detection is a fundamental task in software engineering that underpins refactoring, debugging, plagiarism detection, and vulnerability analysis. Existing methods often rely on singular representations such as abstract syntax…

Software Engineering · Computer Science 2025-10-29 Zixian Zhang , Takfarinas Saber

Text classification is an important and classical problem in natural language processing. There have been a number of studies that applied convolutional neural networks (convolution on regular grid, e.g., sequence) to classification.…

Computation and Language · Computer Science 2018-11-14 Liang Yao , Chengsheng Mao , Yuan Luo

This paper proposes the problem of Deep Question Generation (DQG), which aims to generate complex questions that require reasoning over multiple pieces of information of the input passage. In order to capture the global structure of the…

Computation and Language · Computer Science 2020-04-28 Liangming Pan , Yuxi Xie , Yansong Feng , Tat-Seng Chua , Min-Yen Kan

Deep convolutional neural networks (DCNNs) are a class of artificial neural networks, primarily for computer vision tasks such as segmentation and classification. Many nonlinear operations, such as activation functions and pooling…

Computer Vision and Pattern Recognition · Computer Science 2024-04-26 Zuocheng Wen , Lingzhong Guo

Retrieval-Augmented Generation (RAG) is widely used to ground large language models in external knowledge sources. However, when applied to heterogeneous corpora and multi-step queries, Naive RAG pipelines often degrade in quality due to…

Information Retrieval · Computer Science 2026-04-10 Valeriy Kovalskiy , Nikita Belov , Nikita Miteyko , Igor Reshetnikov , Max Maximov

Text alignment finds application in tasks such as citation recommendation and plagiarism detection. Existing alignment methods operate at a single, predefined level and cannot learn to align texts at, for example, sentence and document…

Computation and Language · Computer Science 2020-10-06 Xuhui Zhou , Nikolaos Pappas , Noah A. Smith

Recently, researches have explored the graph neural network (GNN) techniques on text classification, since GNN does well in handling complex structures and preserving global information. However, previous methods based on GNN are mainly…

Computation and Language · Computer Science 2019-10-09 Lianzhe Huang , Dehong Ma , Sujian Li , Xiaodong Zhang , Houfeng WANG

Personalization lies at the core of boosting the product search system performance. Prior studies mainly resorted to the semantic matching between textual queries and user/product related documents, leaving the user collaborative behaviors…

Information Retrieval · Computer Science 2021-09-28 Xiangkun Yin , Yangyang Guo , Liqiang Nie , Zhiyong Cheng