English
Related papers

Related papers: HiSAC: Hierarchical Sparse Activation Compression …

200 papers

Automated high-stake decision-making such as medical diagnosis requires models with high interpretability and reliability. As one of the interpretable and reliable models with good prediction ability, we consider Sparse High-order…

Machine Learning · Statistics 2021-06-10 Diptesh Das , Vo Nguyen Le Duy , Hiroyuki Hanada , Koji Tsuda , Ichiro Takeuchi

For mobile telecom operators, it is critical to build preference profiles of their customers and connected users, which can help operators make better marketing strategies, and provide more personalized services. With the deployment of deep…

Social and Information Networks · Computer Science 2016-12-13 Shifeng Liu , Zheng Hu , Sujit Dey , Xin Ke

In many real-world problems, we are dealing with collections of high-dimensional data, such as images, videos, text and web documents, DNA microarray data, and more. Often, high-dimensional data lie close to low-dimensional structures…

Computer Vision and Pattern Recognition · Computer Science 2013-02-06 Ehsan Elhamifar , Rene Vidal

Debiased recommender models have recently attracted increasing attention from the academic and industry communities. Existing models are mostly based on the technique of inverse propensity score (IPS). However, in the recommendation domain,…

Information Retrieval · Computer Science 2022-08-16 Quanyu Dai , Zhenhua Dong , Xu Chen

The use of user/product information in sentiment analysis is important, especially for cold-start users/products, whose number of reviews are very limited. However, current models do not deal with the cold-start problem which is typical in…

Computation and Language · Computer Science 2018-06-15 Reinald Kim Amplayo , Jihyeok Kim , Sua Sung , Seung-won Hwang

How to train a generalizable meta-policy by continually learning a sequence of tasks? It is a natural human skill yet challenging to achieve by current reinforcement learning: the agent is expected to quickly adapt to new tasks (plasticity)…

Machine Learning · Computer Science 2023-06-06 Yijun Yang , Tianyi Zhou , Jing Jiang , Guodong Long , Yuhui Shi

Tensor network methods provide a scalable solution to represent high-dimensional data. However, their efficacy is often limited by static, expert-defined structures that fail to adapt to evolving data correlations. We address this…

Computational Engineering, Finance, and Science · Computer Science 2026-03-31 Zheng Guo , Aditya Deshpande , Xinyu Wang , Brian C. Kiedrowski , Alex A. Gorodetsky

Non-hierarchical sparse attention Transformer-based models, such as Longformer and Big Bird, are popular approaches to working with long documents. There are clear benefits to these approaches compared to the original Transformer in terms…

Computation and Language · Computer Science 2022-10-12 Ilias Chalkidis , Xiang Dai , Manos Fergadiotis , Prodromos Malakasiotis , Desmond Elliott

While long-term memory is essential for intelligent agents to maintain consistent historical awareness, the accumulation of extensive interaction data often leads to performance bottlenecks. Naive storage expansion increases retrieval noise…

Artificial Intelligence · Computer Science 2026-04-03 Junming Liu , Yifei Sun , Weihua Cheng , Haodong Lei , Yuqi Li , Yirong Chen , Ding Wang

Recommender systems are one of the most successful applications of machine learning and data science. They are successful in a wide variety of application domains, including e-commerce, media streaming content, email marketing, and…

Information Retrieval · Computer Science 2023-04-04 Juan Pablo Equihua , Maged Ali , Henrik Nordmark , Berthold Lausen

In recommendation systems, predicting Click-Through Rate (CTR) is crucial for accurately matching users with items. To improve recommendation performance for cold-start and long-tail items, recent studies focus on leveraging item multimodal…

Information Retrieval · Computer Science 2025-08-05 Yining Yao , Ziwei Li , Shuwen Xiao , Boya Du , Jialin Zhu , Junjun Zheng , Xiangheng Kong , Yuning Jiang

User interests typically encompass both long-term preferences and short-term intentions, reflecting the dynamic nature of user behaviors across different timeframes. The uneven temporal distribution of user interactions highlights the…

Information Retrieval · Computer Science 2026-04-07 Wei Zhou , Yue Shen , Junkai Ji , Yinglan Feng , Xing Tang , Xiuqiang He , Liang Feng , Zexuan Zhu

Conventional Sequential Recommender Systems (SRS) typically assign unique hash IDs (HID) to construct item embeddings, which mainly capture collaborative signals from historical user-item interactions. However, such embeddings are…

Information Retrieval · Computer Science 2026-05-29 Ziwei Liu , Yejing Wang , Wanyu Wang , Wang Zejian , Qidong Liu , Zijian Zhang , Chong Chen , Wei Huang , Xiangyu Zhao

Recently action recognition has received more and more attention for its comprehensive and practical applications in intelligent surveillance and human-computer interaction. However, few-shot action recognition has not been well explored…

Computer Vision and Pattern Recognition · Computer Science 2024-01-22 Changzhen Li , Jie Zhang , Shuzhe Wu , Xin Jin , Shiguang Shan

Recently proposed methods for implicitly representing signals such as images, scenes, or geometries using coordinate-based neural network architectures often do not leverage the choice of activation functions, or do so only to a limited…

Neural and Evolutionary Computing · Computer Science 2024-01-23 Danzel Serrano , Jakub Szymkowiak , Przemyslaw Musialski

Integrated Sensing And Communication (ISAC ) systems are expected to perform accurate radar sensing while having minimal impact on communication. Ideally, sensing should only reuse communication resources, especially for spectrum which is…

Signal Processing · Electrical Eng. & Systems 2024-11-12 Jacopo Pegoraro , Jesus O. Lacruz , Michele Rossi , Joerg Widmer

Sequential recommender systems have demonstrated strong capabilities in modeling users' dynamic preferences and capturing item transition patterns. However, real-world user behaviors are often noisy due to factors such as human errors,…

Information Retrieval · Computer Science 2026-04-13 Kaike Zhang , Qi Cao , Fei Sun , Xinran Liu , Huawei Shen , Xueqi Cheng

Pioneering efforts have verified the effectiveness of the diffusion models in exploring the informative uncertainty for recommendation. Considering the difference between recommendation and image synthesis tasks, existing methods have…

Information Retrieval · Computer Science 2024-01-08 Haokai Ma , Ruobing Xie , Lei Meng , Xin Chen , Xu Zhang , Leyu Lin , Zhanhui Kang

Sequential recommendation systems are integral to discerning temporal user preferences. Yet, the task of learning from abbreviated user interaction sequences poses a notable challenge. Data augmentation has been identified as a potent…

Information Retrieval · Computer Science 2025-02-25 Juyong Jiang , Peiyan Zhang , Yingtao Luo , Chaozhuo Li , Jae Boum Kim , Kai Zhang , Senzhang Wang , Sunghun Kim , Philip S. Yu

Sparse Autoencoders (SAEs) have become an important tool in mechanistic interpretability, helping to analyze internal representations in both Large Language Models (LLMs) and Vision Transformers (ViTs). By decomposing polysemantic…

Machine Learning · Computer Science 2026-05-11 Jakub Stępień , Marcin Mazur , Jacek Tabor , Przemysław Spurek