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Sequential recommendation aims at understanding user preference by capturing successive behavior correlations, which are usually represented as the item purchasing sequences based on their past interactions. Existing efforts generally…

Information Retrieval · Computer Science 2024-01-23 Yifang Qin , Wei Ju , Hongjun Wu , Xiao Luo , Ming Zhang

With the recent success of graph convolutional networks (GCNs), they have been widely applied for recommendation, and achieved impressive performance gains. The core of GCNs lies in its message passing mechanism to aggregate neighborhood…

Information Retrieval · Computer Science 2023-12-01 Kelong Mao , Jieming Zhu , Xi Xiao , Biao Lu , Zhaowei Wang , Xiuqiang He

We introduce Hyperdimensional Graph Learner (HDGL), a novel method for node classification and link prediction in graphs. HDGL maps node features into a very high-dimensional space (\textit{hyperdimensional} or HD space for short) using the…

Machine Learning · Computer Science 2025-02-28 Abhishek Dalvi , Vasant Honavar

Sequential recommendation aims at identifying the next item that is preferred by a user based on their behavioral history. Compared to conventional sequential models that leverage attention mechanisms and RNNs, recent efforts mainly follow…

Information Retrieval · Computer Science 2022-05-04 Yu Tian , Jianxin Chang , Yannan Niu , Yang Song , Chenliang Li

Salient object detection on RGB-D images is an active topic in computer vision. Although the existing methods have achieved appreciable performance, there are still some challenges. The locality of convolutional neural network requires that…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Xian Fang , Jinshao Zhu , Xiuli Shao , Hongpeng Wang

Finding local correspondences between images with different viewpoints requires local descriptors that are robust against geometric transformations. An approach for transformation invariance is to integrate out the transformations by…

Computer Vision and Pattern Recognition · Computer Science 2019-11-15 Yuan Liu , Zehong Shen , Zhixuan Lin , Sida Peng , Hujun Bao , Xiaowei Zhou

Accurately predicting drug-target interactions (DTIs) is pivotal for advancing drug discovery and target validation techniques. While machine learning approaches including those that are based on Graph Neural Networks (GNN) have achieved…

Machine Learning · Computer Science 2025-09-30 Yuehua Song , Yong Gao

In this work, we have proposed an approach for improving the GCN for predicting ratings in social networks. Our model is expanded from the standard model with several layers of transformer architecture. The main focus of the paper is on the…

Machine Learning · Computer Science 2024-01-15 Thi Linh Hoang , Tuan Dung Pham , Viet Cuong Ta

Social and information networks are gaining huge popularity recently due to their various applications. Knowledge representation through graphs in the form of nodes and edges should preserve as many characteristics of the original data as…

Machine Learning · Computer Science 2021-02-08 Rucha Bhalchandra Joshi , Subhankar Mishra

Replacing normal convolutions with group convolutions can significantly increase the computational efficiency of modern deep convolutional networks, which has been widely adopted in compact network architecture designs. However, existing…

Computer Vision and Pattern Recognition · Computer Science 2020-07-13 Zhuo Su , Linpu Fang , Wenxiong Kang , Dewen Hu , Matti Pietikäinen , Li Liu

Modeling user preference from his historical sequences is one of the core problems of sequential recommendation. Existing methods in this field are widely distributed from conventional methods to deep learning methods. However, most of them…

Information Retrieval · Computer Science 2021-07-28 Mengqi Zhang , Shu Wu , Xueli Yu , Qiang Liu , Liang Wang

Recently, graph neural networks (GNNs) have proved to be suitable in tasks on unstructured data. Particularly in tasks as community detection, node classification, and link prediction. However, most GNN models still operate with static…

Machine Learning · Computer Science 2019-06-07 Darwin Saire Pilco , Adín Ramírez Rivera

Automatic facial emotion recognition is a challenging task that has gained significant scientific interest over the past few years, but the problem of emotion recognition for a group of people has been less extensively studied. However, it…

Computer Vision and Pattern Recognition · Computer Science 2019-05-06 Samanyou Garg

The multimodal recommendation has gradually become the infrastructure of online media platforms, enabling them to provide personalized service to users through a joint modeling of user historical behaviors (e.g., purchases, clicks) and item…

Information Retrieval · Computer Science 2024-04-19 Zhiqiang Guo , Jianjun Li , Guohui Li , Chaoyang Wang , Si Shi , Bin Ruan

We consider the problem of learning latent features (aka embedding) for users and items in a recommendation setting. Given only a user-item interaction graph, the goal is to recommend items for each user. Traditional approaches employ…

Information Retrieval · Computer Science 2021-02-17 Rahul Ragesh , Sundararajan Sellamanickam , Vijay Lingam , Arun Iyer , Ramakrishna Bairi

Accurate pedestrian trajectory prediction is of great importance for downstream tasks such as autonomous driving and mobile robot navigation. Fully investigating the social interactions within the crowd is crucial for accurate pedestrian…

Computer Vision and Pattern Recognition · Computer Science 2023-09-18 Yuying Chen , Congcong Liu , Xiaodong Mei , Bertram E. Shi , Ming Liu

Graph Convolutional Networks (GCNs) have become pivotal in recommendation systems for learning user and item embeddings by leveraging the user-item interaction graph's node information and topology. However, these models often face the…

Information Retrieval · Computer Science 2024-04-23 Leilei Ding , Dazhong Shen , Chao Wang , Tianfu Wang , Le Zhang , Yanyong Zhang

The person re-identification task requires to robustly estimate visual similarities between person images. However, existing person re-identification models mostly estimate the similarities of different image pairs of probe and gallery…

Computer Vision and Pattern Recognition · Computer Science 2018-07-27 Yantao Shen , Hongsheng Li , Shuai Yi , Dapeng Chen , Xiaogang Wang

Recently, graph neural networks have attracted great attention and achieved prominent performance in various research fields. Most of those algorithms have assumed pairwise relationships of objects of interest. However, in many real…

Machine Learning · Computer Science 2020-10-13 Song Bai , Feihu Zhang , Philip H. S. Torr

Cross-device user matching is a critical problem in numerous domains, including advertising, recommender systems, and cybersecurity. It involves identifying and linking different devices belonging to the same person, utilizing sequence…

Machine Learning · Computer Science 2023-10-23 Ali Taghibakhshi , Mingyuan Ma , Ashwath Aithal , Onur Yilmaz , Haggai Maron , Matthew West