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Drug-target binding affinity prediction plays an important role in the early stages of drug discovery, which can infer the strength of interactions between new drugs and new targets. However, the performance of previous computational models…

Machine Learning · Computer Science 2023-07-19 Xinxing Yang , Genke Yang , Jian Chu

Trapped by the label scarcity in molecular property prediction and drug design, graph contrastive learning (GCL) came forward. Leading contrastive learning works show two kinds of view generators, that is, random or learnable data…

Machine Learning · Computer Science 2025-01-16 Xueyuan Chen , Shangzhe Li , Ruomei Liu , Bowen Shi , Jiaheng Liu , Junran Wu , Ke Xu

Representation learning is a fundamental aspect of modern artificial intelligence, driving substantial improvements across diverse applications. While selfsupervised contrastive learning has led to significant advancements in fields like…

Machine Learning · Computer Science 2024-11-19 Suiyao Chen , Jing Wu , Yunxiao Wang , Cheng Ji , Tianpei Xie , Daniel Cociorva , Michael Sharps , Cecile Levasseur , Hakan Brunzell

The goal of contrastive learning based pre-training is to leverage large quantities of unlabeled data to produce a model that can be readily adapted downstream. Current approaches revolve around solving an image discrimination task: given…

Computer Vision and Pattern Recognition · Computer Science 2021-11-30 Chenhongyi Yang , Lichao Huang , Elliot J. Crowley

Contrastive learning is a powerful technique to learn representations that are semantically distinctive and geometrically invariant. While most of the earlier approaches have demonstrated its effectiveness on single-modality learning tasks…

Computer Vision and Pattern Recognition · Computer Science 2021-10-19 Anurag Jain , Yashaswi Verma

Graph contrastive learning has emerged as a powerful technique for learning graph representations that are robust and discriminative. However, traditional approaches often neglect the critical role of subgraph structures, particularly the…

Machine Learning · Computer Science 2025-03-14 Tianhao Peng , Xuhong Li , Haitao Yuan , Yuchen Li , Haoyi Xiong

Self-supervised learning (SSL) approaches have achieved great success when the amount of labeled data is limited. Within SSL, models learn robust feature representations by solving pretext tasks. One such pretext task is contrastive…

Computer Vision and Pattern Recognition · Computer Science 2024-02-28 Jamshid Hassanpour , Vinkle Srivastav , Didier Mutter , Nicolas Padoy

Medical datasets and especially biobanks, often contain extensive tabular data with rich clinical information in addition to images. In practice, clinicians typically have less data, both in terms of diversity and scale, but still wish to…

Computer Vision and Pattern Recognition · Computer Science 2023-03-31 Paul Hager , Martin J. Menten , Daniel Rueckert

Matching binary to source code and vice versa has various applications in different fields, such as computer security, software engineering, and reverse engineering. Even though there exist methods that try to match source code with binary…

Software Engineering · Computer Science 2023-04-11 Ali TehraniJamsaz , Hanze Chen , Ali Jannesari

Learning node-level representations of heterophilic graphs is crucial for various applications, including fraudster detection and protein function prediction. In such graphs, nodes share structural similarity identified by the equivalence…

Machine Learning · Computer Science 2023-08-22 Asif Khan , Amos Storkey

Learning multi-label image recognition with incomplete annotation is gaining popularity due to its superior performance and significant labor savings when compared to training with fully labeled datasets. Existing literature mainly focuses…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Cheng Chen , Yifan Zhao , Jia Li

Predictive coding is a message-passing framework initially developed to model information processing in the brain, and now also topic of research in machine learning due to some interesting properties. One of such properties is the natural…

Machine Learning · Computer Science 2022-12-12 Billy Byiringiro , Tommaso Salvatori , Thomas Lukasiewicz

Recently, Graph Neural Network (GNN)-based vulnerability detection systems have achieved remarkable success. However, the lack of explainability poses a critical challenge to deploy black-box models in security-related domains. For this…

Cryptography and Security · Computer Science 2024-01-29 Sicong Cao , Xiaobing Sun , Xiaoxue Wu , David Lo , Lili Bo , Bin Li , Wei Liu

Contrastive self-supervised representation learning methods maximize the similarity between the positive pairs, and at the same time tend to minimize the similarity between the negative pairs. However, in general the interplay between the…

Machine Learning · Computer Science 2022-06-13 Mehdi Seyfi , Amin Banitalebi-Dehkordi , Yong Zhang

Graph machine learning has made significant strides in recent years, yet the integration of visual information with graph structure and its potential for improving performance in downstream tasks remains an underexplored area. To address…

Machine Learning · Computer Science 2025-04-01 Jing Zhu , Yuhang Zhou , Shengyi Qian , Zhongmou He , Tong Zhao , Neil Shah , Danai Koutra

Recently brain networks have been widely adopted to study brain dynamics, brain development and brain diseases. Graph representation learning techniques on brain functional networks can facilitate the discovery of novel biomarkers for…

Machine Learning · Computer Science 2022-07-19 Haoteng Tang , Guixiang Ma , Lei Guo , Xiyao Fu , Heng Huang , Liang Zhang

Multimodal emotion recognition aims to recognize emotions for each utterance of multiple modalities, which has received increasing attention for its application in human-machine interaction. Current graph-based methods fail to…

Computation and Language · Computer Science 2023-11-21 Dongyuan Li , Yusong Wang , Kotaro Funakoshi , Manabu Okumura

The graph structure is a commonly used data storage mode, and it turns out that the low-dimensional embedded representation of nodes in the graph is extremely useful in various typical tasks, such as node classification, link prediction ,…

Social and Information Networks · Computer Science 2020-08-03 Xing Li , Wei Wei , Xiangnan Feng , Xue Liu , Zhiming Zheng

When handling streaming graphs, existing graph representation learning models encounter a catastrophic forgetting problem, where previously learned knowledge of these models is easily overwritten when learning with newly incoming graphs. In…

Machine Learning · Computer Science 2024-07-11 Yilun Liu , Ruihong Qiu , Yanran Tang , Hongzhi Yin , Zi Huang

Graphs are present in many real-world applications, such as financial fraud detection, commercial recommendation, and social network analysis. But given the high cost of graph annotation or labeling, we face a severe graph label-scarcity…

Machine Learning · Computer Science 2022-08-08 Zhen Tan , Kaize Ding , Ruocheng Guo , Huan Liu