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Weakly-supervised text classification has received much attention in recent years for it can alleviate the heavy burden of annotating massive data. Among them, keyword-driven methods are the mainstream where user-provided keywords are…

计算与语言 · 计算机科学 2021-10-07 Lu Zhang , Jiandong Ding , Yi Xu , Yingyao Liu , Shuigeng Zhou

Learning graphs from data automatically has shown encouraging performance on clustering and semisupervised learning tasks. However, real data are often corrupted, which may cause the learned graph to be inexact or unreliable. In this paper,…

计算机视觉与模式识别 · 计算机科学 2018-12-18 Zhao Kang , Haiqi Pan , Steven C. H. Hoi , Zenglin Xu

Imperfect labels are ubiquitous in real-world datasets and seriously harm the model performance. Several recent effective methods for handling noisy labels have two key steps: 1) dividing samples into cleanly labeled and wrongly labeled…

计算机视觉与模式识别 · 计算机科学 2022-02-01 Wenkai Chen , Chuang Zhu , Yi Chen , Mengting Li , Tiejun Huang

Symbolic regression aims to derive interpretable symbolic expressions from data in order to better understand and interpret data. %which plays an important role in knowledge discovery and interpretable machine learning. In this study, a…

机器学习 · 计算机科学 2024-01-30 Min Wu , Weijun Li , Lina Yu , Wenqiang Li , Jingyi Liu , Yanjie Li , Meilan Hao

Large and performant neural networks are often overparameterized and can be drastically reduced in size and complexity thanks to pruning. Pruning is a group of methods, which seeks to remove redundant or unnecessary weights or groups of…

计算机视觉与模式识别 · 计算机科学 2023-02-15 Robin Dupont , Mohammed Amine Alaoui , Hichem Sahbi , Alice Lebois

Many real-world problems can be represented as graph-based learning problems. In this paper, we propose a novel framework for learning spatial and attentional convolution neural networks on arbitrary graphs. Different from previous…

机器学习 · 计算机科学 2019-02-26 Hao Peng , Jianxin Li , Qiran Gong , Senzhang Wang , Yuanxing Ning , Philip S. Yu

We present an architecture for information extraction from text that augments an existing parser with a character-level neural network. The network is trained using a measure of consistency of extracted data with existing databases as a…

计算与语言 · 计算机科学 2017-01-25 Philipp Meerkamp , Zhengyi Zhou

Learning low-dimensional representations on graphs has proved to be effective in various downstream tasks. However, noises prevail in real-world networks, which compromise networks to a large extent in that edges in networks propagate…

社会与信息网络 · 计算机科学 2020-12-07 Junshan Wang , Ziyao Li , Qingqing Long , Weiyu Zhang , Guojie Song , Chuan Shi

While Graph Neural Networks (GNNs) are powerful models for learning representations on graphs, most state-of-the-art models do not have significant accuracy gain beyond two to three layers. Deep GNNs fundamentally need to address: 1).…

Graph Neural Networks (GNNs) have led to state-of-the-art performance on a variety of machine learning tasks such as recommendation, node classification and link prediction. Graph neural network models generate node embeddings by merging…

机器学习 · 计算机科学 2020-11-04 Yunpeng Weng , Xu Chen , Liang Chen , Wei Liu

We propose a deep graph approach to address the task of speech emotion recognition. A compact, efficient and scalable way to represent data is in the form of graphs. Following the theory of graph signal processing, we propose to model…

计算机视觉与模式识别 · 计算机科学 2021-02-03 A. Shirian , T. Guha

Current deep neural networks (DNNs) are overparameterized and use most of their neuronal connections during inference for each task. The human brain, however, developed specialized regions for different tasks and performs inference with a…

机器学习 · 计算机科学 2024-03-06 Aleksandr Dekhovich , David M. J. Tax , Marcel H. F. Sluiter , Miguel A. Bessa

Dense subgraph discovery is a fundamental problem in graph mining with a wide range of applications \cite{gionis2015dense}. Despite a large number of applications ranging from computational neuroscience to social network analysis, that take…

社会与信息网络 · 计算机科学 2021-12-08 Tianyi Chen , Francesco Bonchi , David Garcia-Soriano , Atsushi Miyauchi , Charalampos E. Tsourakakis

For many tracking and surveillance applications, background subtraction provides an effective means of segmenting objects moving in front of a static background. Researchers have traditionally used combinations of morphological operations…

计算机视觉与模式识别 · 计算机科学 2014-11-17 Nicholas R. Howe , Alexandra Deschamps

Session-based recommendation systems must capture implicit user intents from sessions. However, existing models suffer from issues such as item interaction dominance and noisy sessions. We propose a multi-channel recommendation model,…

信息检索 · 计算机科学 2026-01-14 Jia-Xin He , Hung-Hsuan Chen

Noisy training set usually leads to the degradation of generalization and robustness of neural networks. In this paper, we propose using a theoretically guaranteed noisy label detection framework to detect and remove noisy data for Learning…

机器学习 · 计算机科学 2022-03-22 Yikai Wang , Xinwei Sun , Yanwei Fu

As a crucial step in extractive document summarization, learning cross-sentence relations has been explored by a plethora of approaches. An intuitive way is to put them in the graph-based neural network, which has a more complex structure…

计算与语言 · 计算机科学 2020-04-28 Danqing Wang , Pengfei Liu , Yining Zheng , Xipeng Qiu , Xuanjing Huang

Subgraph GNNs are provably expressive neural architectures that learn graph representations from sets of subgraphs. Unfortunately, their applicability is hampered by the computational complexity associated with performing message passing on…

机器学习 · 计算机科学 2024-03-22 Beatrice Bevilacqua , Moshe Eliasof , Eli Meirom , Bruno Ribeiro , Haggai Maron

The advent of the "pre-train, prompt" paradigm has recently extended its generalization ability and data efficiency to graph representation learning, following its achievements in Natural Language Processing (NLP). Initial graph prompt…

机器学习 · 计算机科学 2025-01-20 Jiapeng Zhu , Zichen Ding , Jianxiang Yu , Jiaqi Tan , Xiang Li , Weining Qian

Channel pruning is a promising method for accelerating and compressing convolutional neural networks. However, current pruning algorithms still remain unsolved problems that how to assign layer-wise pruning ratios properly and discard the…

信息论 · 计算机科学 2024-09-04 Yihao Chen , Zefang Wang