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Personalized hashtag recommendation methods aim to suggest users hashtags to annotate, categorize, and describe their posts. The hashtags, that a user provides to a post (e.g., a micro-video), are the ones which in her mind can well…

多媒体 · 计算机科学 2019-08-28 Yinwei Wei , Zhiyong Cheng , Xuzheng Yu , Zhou Zhao , Lei Zhu , Liqiang Nie

The Session-Based Recommendation System aims to predict the user's next click based on their previous session sequence. The current studies generally learn user preferences according to the transitions of items in the user's session…

信息检索 · 计算机科学 2023-10-06 Jinpeng Chen , Haiyang Li , Xudong Zhang , Fan Zhang , Senzhang Wang , Kaimin Wei , Jiaqi Ji

Weather Forecasting is an attractive challengeable task due to its influence on human life and complexity in atmospheric motion. Supported by massive historical observed time series data, the task is suitable for data-driven approaches,…

机器学习 · 计算机科学 2022-09-20 Minbo Ma , Peng Xie , Fei Teng , Tianrui Li , Bin Wang , Shenggong Ji , Junbo Zhang

In an era of information explosion, recommender systems are vital tools to deliver personalized recommendations for users. The key of recommender systems is to forecast users' future behaviors based on previous user-item interactions. Due…

信息检索 · 计算机科学 2024-02-22 Jiahao Zhang , Rui Xue , Wenqi Fan , Xin Xu , Qing Li , Jian Pei , Xiaorui Liu

Video-based person re-identification (re-ID) is an important research topic in computer vision. The key to tackling the challenging task is to exploit both spatial and temporal clues in video sequences. In this work, we propose a novel…

计算机视觉与模式识别 · 计算机科学 2021-05-03 Yichao Yan , Jie Qin1 , Jiaxin Chen , Li Liu , Fan Zhu , Ying Tai , Ling Shao

Temporal action proposal generation is an important task, aiming to localize the video segments containing human actions in an untrimmed video. In this paper, we propose a multi-granularity generator (MGG) to perform the temporal action…

计算机视觉与模式识别 · 计算机科学 2019-04-15 Yuan Liu , Lin Ma , Yifeng Zhang , Wei Liu , Shih-Fu Chang

With the rapid development of Internet technology and the comprehensive popularity of Internet applications, online activities have gradually become an indispensable part of people's daily life. The original recommendation learning…

信息检索 · 计算机科学 2022-05-24 Chan Ching Ting , Mathew Bowles , Ibrahim Idewu

Graph neural networks are emerging as continuation of deep learning success w.r.t. graph data. Tens of different graph neural network variants have been proposed, most following a neighborhood aggregation scheme, where the node features are…

机器学习 · 计算机科学 2021-02-09 Dawei Leng , Jinjiang Guo , Lurong Pan , Jie Li , Xinyu Wang

Multi-view learning has progressed rapidly in recent years. Although many previous studies assume that each instance appears in all views, it is common in real-world applications for instances to be missing from some views, resulting in…

机器学习 · 计算机科学 2022-08-30 Pengfei Zhu , Xinjie Yao , Yu Wang , Meng Cao , Binyuan Hui , Shuai Zhao , Qinghua Hu

Medical time series has been playing a vital role in real-world healthcare systems as valuable information in monitoring health conditions of patients. Accurate classification for medical time series, e.g., Electrocardiography (ECG)…

机器学习 · 计算机科学 2025-02-10 Wei Fan , Jingru Fei , Dingyu Guo , Kun Yi , Xiaozhuang Song , Haolong Xiang , Hangting Ye , Min Li

Graph Neural Network (GNN) based recommender systems have been attracting more and more attention in recent years due to their excellent performance in accuracy. Representing user-item interactions as a bipartite graph, a GNN model…

信息检索 · 计算机科学 2022-11-29 Liangwei Yang , Shengjie Wang , Yunzhe Tao , Jiankai Sun , Xiaolong Liu , Philip S. Yu , Taiqing Wang

Heterogeneous graph neural networks aim to discover discriminative node embeddings and relations from multi-relational networks.One challenge of heterogeneous graph learning is the design of learnable meta-paths, which significantly…

机器学习 · 计算机科学 2023-04-19 Zhaoliang Chen , Zhihao Wu , Luying Zhong , Claudia Plant , Shiping Wang , Wenzhong Guo

Most sequential recommendation (SR) systems employing graph neural networks (GNNs) only model a user's interaction sequence as a flat graph without hierarchy, overlooking diverse factors in the user's preference. Moreover, the timespan…

信息检索 · 计算机科学 2022-07-28 Lyuxin Xue , Deqing Yang , Yanghua Xiao

Multi-behavior recommendation (MBR) has garnered growing attention recently due to its ability to mitigate the sparsity issue by inferring user preferences from various auxiliary behaviors to improve predictions for the target behavior.…

信息检索 · 计算机科学 2024-12-20 Yabo Yin , Xiaofei Zhu , Wenshan Wang , Yihao Zhang , Pengfei Wang , Yixing Fan , Jiafeng Guo

The chronological order of user-item interactions is a key feature in many recommender systems, where the items that users will interact may largely depend on those items that users just accessed recently. However, with the tremendous…

信息检索 · 计算机科学 2019-06-24 Chen Ma , Peng Kang , Xue Liu

As one of the main solutions to the information overload problem, recommender systems are widely used in daily life. In the recent emerging micro-video recommendation scenario, micro-videos contain rich multimedia information, involving…

信息检索 · 计算机科学 2022-05-31 Breda Lim , Shubhi Bansal , Ahmed Buru , Kayla Manthey

Deep learning models have been widely used for anomaly detection in surveillance videos. Typical models are equipped with the capability to reconstruct normal videos and evaluate the reconstruction errors on anomalous videos to indicate the…

计算机视觉与模式识别 · 计算机科学 2022-11-08 Xianlin Zeng , Yalong Jiang , Wenrui Ding , Hongguang Li , Yafeng Hao , Zifeng Qiu

Graph convolutional networks (GCNs) have been employed as a kind of significant tool on many graph-based applications recently. Inspired by convolutional neural networks (CNNs), GCNs generate the embeddings of nodes by aggregating the…

机器学习 · 计算机科学 2020-11-20 Tao Huang , Yihan Zhang , Jiajing Wu , Junyuan Fang , Zibin Zheng

Recommender systems can be helpful for individuals to make well-informed decisions in complex financial markets. While many studies have focused on predicting stock prices, even advanced models fall short of accurately forecasting them.…

统计金融 · 定量金融 2024-12-03 Youngbin Lee , Yejin Kim , Javier Sanz-Cruzado , Richard McCreadie , Yongjae Lee

Micro-video recommendation aims to capture user preferences from the collaborative and context information of the interacted micro-videos, thereby predicting the appropriate videos. This target is often hindered by the inherent noise within…

信息检索 · 计算机科学 2026-03-03 Xinxin Dong , Haokai Ma , Yuze Zheng , Yongfu Zha , Yonghui Yang , Xiaodong Wang