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This work focuses on training dataset enhancement of informative relational triplets for Scene Graph Generation (SGG). Due to the lack of effective supervision, the current SGG model predictions perform poorly for informative relational…

计算机视觉与模式识别 · 计算机科学 2024-07-23 KuanChao Chu , Satoshi Yamazaki , Hideki Nakayama

Most GCN-based methods model interacting individuals as independent graphs, neglecting their inherent inter-dependencies. Although recent approaches utilize predefined interaction adjacency matrices to integrate participants, these matrices…

计算机视觉与模式识别 · 计算机科学 2025-08-14 Chen Pang , Xuequan Lu , Qianyu Zhou , Lei Lyu

Semantic segmentation of remotely sensed images plays a crucial role in precision agriculture, environmental protection, and economic assessment. In recent years, substantial fine-resolution remote sensing images are available for semantic…

计算机视觉与模式识别 · 计算机科学 2021-09-21 Rui Li , Chenxi Duan

Graph Neural Networks (GNNs) are versatile, powerful machine learning methods that enable graph structure and feature representation learning, and have applications across many domains. For applications critically requiring interpretation,…

机器学习 · 计算机科学 2020-07-02 Chris Lin , Gerald J. Sun , Krishna C. Bulusu , Jonathan R. Dry , Marylens Hernandez

Aspect based sentiment analysis (ABSA) involves three fundamental subtasks: aspect term extraction, opinion term extraction, and aspect-level sentiment classification. Early works only focused on solving one of these subtasks individually.…

计算与语言 · 计算机科学 2021-04-08 Yue Mao , Yi Shen , Chao Yu , Longjun Cai

Deep learning techniques have achieved success in aspect-based sentiment analysis in recent years. However, there are two important issues that still remain to be further studied, i.e., 1) how to efficiently represent the target especially…

计算与语言 · 计算机科学 2018-02-06 Shiliang Zheng , Rui Xia

In recent years, numerous neuroscientific studies demonstrate that specific areas of the brain are connected to human emotional responses, with these regions exhibiting variability across individuals and emotional states. To fully leverage…

信号处理 · 电气工程与系统科学 2025-04-30 Tianzhi Feng , Chennan Wu , Yi Niu , Fu Li , Yang Li , Boxun Fu , Zhifu Zhao , Xiaotian Wang

How to effectively incorporate cross-utterance information cues into a neural language model (LM) has emerged as one of the intriguing issues for automatic speech recognition (ASR). Existing research efforts on improving contextualization…

计算与语言 · 计算机科学 2021-10-04 Shih-Hsuan Chiu , Tien-Hong Lo , Fu-An Chao , Berlin Chen

Graph Neural Networks (GNN) has demonstrated the superior performance in many challenging applications, including the few-shot learning tasks. Despite its powerful capacity to learn and generalize the model from few samples, GNN usually…

机器学习 · 计算机科学 2020-10-05 Hao Cheng , Joey Tianyi Zhou , Wee Peng Tay , Bihan Wen

Relational triple extraction is a fundamental task in the field of information extraction, and a promising framework based on table filling has recently gained attention as a potential baseline for entity relation extraction. However,…

计算与语言 · 计算机科学 2024-03-05 Jianli Zhao , Changhao Xu , Bin Jiang

Compared to sequential learning models, graph-based neural networks exhibit excellent ability in capturing global information and have been used for semi-supervised learning tasks. Most Graph Convolutional Networks are designed with the…

计算与语言 · 计算机科学 2022-04-12 Kunze Wang , Soyeon Caren Han , Siqu Long , Josiah Poon

A biomedical relation statement is commonly expressed in multiple sentences and consists of many concepts, including gene, disease, chemical, and mutation. To automatically extract information from biomedical literature, existing biomedical…

计算与语言 · 计算机科学 2021-01-13 Po-Ting Lai , Zhiyong Lu

To solve the problem that convolutional neural networks (CNNs) are difficult to process non-grid type relational data like graphs, Kipf et al. proposed a graph convolutional neural network (GCN). The core idea of the GCN is to perform…

机器学习 · 计算机科学 2019-04-17 Shangsheng Xie , Mingming Lu

Extracting relational triples from unstructured text is an essential task in natural language processing and knowledge graph construction. Existing approaches usually contain two fundamental steps: (1) finding the boundary positions of head…

计算与语言 · 计算机科学 2022-05-12 Yu-Ming Shang , Heyan Huang , Xin Sun , Wei Wei , Xian-Ling Mao

In natural language processing, relation extraction seeks to rationally understand unstructured text. Here, we propose a novel SpanBERT-based graph convolutional network (DG-SpanBERT) that extracts semantic features from a raw sentence…

计算与语言 · 计算机科学 2021-02-19 Jun Chen , Robert Hoehndorf , Mohamed Elhoseiny , Xiangliang Zhang

Relation extraction (RE) is the task of extracting relations between entities in text. Most RE methods extract relations from free-form running text and leave out other rich data sources, such as tables. We explore RE from the perspective…

计算与语言 · 计算机科学 2023-07-13 Arif Shahriar , Rohan Saha , Denilson Barbosa

This paper introduces innovative frameworks for visual abstract reasoning, aiming to boost deep learning model performance. It emphasizes the importance of separating abstract concept and reasoning feature extraction processes. The…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Ruizhuo Song , Beiming Yuan

We propose a novel technique to enhance Knowledge Graph Reasoning by combining Graph Convolution Neural Network (GCN) with the Attention Mechanism. This approach utilizes the Attention Mechanism to examine the relationships between entities…

信息检索 · 计算机科学 2025-03-24 Meera Gupta , Ravi Khanna , Divya Choudhary , Nandini Rao

Abstractive text summarization is a challenging task, and one need to design a mechanism to effectively extract salient information from the source text and then generate a summary. A parsing process of the source text contains critical…

计算与语言 · 计算机科学 2020-03-19 Haiyang Xu , Yun Wang , Kun Han , Baochang Ma , Junwen Chen , Xiangang Li

Benefiting from the capability of building inter-dependencies among channels or spatial locations, attention mechanisms have been extensively studied and broadly used in a variety of computer vision tasks recently. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2020-11-09 Diganta Misra , Trikay Nalamada , Ajay Uppili Arasanipalai , Qibin Hou