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In this paper, we present PRISM, a Promptable and Robust Interactive Segmentation Model, aiming for precise segmentation of 3D medical images. PRISM accepts various visual inputs, including points, boxes, and scribbles as sparse prompts, as…

Computer Vision and Pattern Recognition · Computer Science 2024-04-24 Hao Li , Han Liu , Dewei Hu , Jiacheng Wang , Ipek Oguz

Forecasting is critical in areas such as finance, biology, and healthcare. Despite the progress in the field, making accurate forecasts remains challenging because real-world time series contain both global trends, local fine-grained…

Machine Learning · Computer Science 2026-01-01 Zihao Chen , Alexandre Andre , Wenrui Ma , Ian Knight , Sergey Shuvaev , Eva Dyer

As the demand for more personalized recommendation grows and a dramatic boom in commercial scenarios arises, the study on multi-scenario recommendation (MSR) has attracted much attention, which uses the data from all scenarios to…

Information Retrieval · Computer Science 2025-08-26 Yuhao Wang , Yichao Wang , Zichuan Fu , Xiangyang Li , Xiangyu Zhao , Huifeng Guo , Ruiming Tang

Sequential recommendation is a key area in the field of recommendation systems aiming to model user interest based on historical interaction sequences with irregular intervals. While previous recurrent neural network-based and…

Information Retrieval · Computer Science 2025-12-08 Wei Xiao , Huiying Wang , Qifeng Zhou , Qing Wang

Side-information Integrated Sequential Recommendation (SISR) benefits from auxiliary item information to infer hidden user preferences, which is particularly effective for sparse interactions and cold-start scenarios. However, existing…

Information Retrieval · Computer Science 2025-05-21 Hye-young Kim , Minjin Choi , Sunkyung Lee , Ilwoong Baek , Jongwuk Lee

Sequential recommendation (SR) learns from the temporal dynamics of user-item interactions to predict the next ones. Fairness-aware recommendation mitigates a variety of algorithmic biases in the learning of user preferences. This paper…

Information Retrieval · Computer Science 2022-05-03 Cheng-Te Li , Cheng Hsu , Yang Zhang

In this paper, we propose Precision-Informed Semantic Modeling (PRISM), a structured topic modeling framework combining the benefits of rich representations captured by LLMs with the low cost and interpretability of latent semantic…

Machine Learning · Computer Science 2026-04-06 Connor Douglas , Utkucan Balci , Joseph Aylett-Bullock

Integrating diverse data modalities is crucial for enhancing the performance of personalized recommendation systems. Traditional models, which often rely on singular data sources, lack the depth needed to accurately capture the multifaceted…

Information Retrieval · Computer Science 2025-02-18 Luyi Ma , Xiaohan Li , Zezhong Fan , Kai Zhao , Jianpeng Xu , Jason Cho , Praveen Kanumala , Kaushiki Nag , Sushant Kumar , Kannan Achan

Sequential recommendation models have achieved state-of-the-art performance using self-attention mechanism. It has since been found that moving beyond only using item ID and positional embeddings leads to a significant accuracy boost when…

Information Retrieval · Computer Science 2024-09-10 Linsey Pang , Amir Hossein Raffiee , Wei Liu , Keld Lundgaard

In multimodal sentiment analysis (MSA), the performance of a model highly depends on the quality of synthesized embeddings. These embeddings are generated from the upstream process called multimodal fusion, which aims to extract and combine…

Computation and Language · Computer Science 2021-09-17 Wei Han , Hui Chen , Soujanya Poria

Recommendation is crucial in both academia and industry, and various techniques are proposed such as content-based collaborative filtering, matrix factorization, logistic regression, factorization machines, neural networks and multi-armed…

Information Retrieval · Computer Science 2019-10-30 Feng Liu , Ruiming Tang , Xutao Li , Weinan Zhang , Yunming Ye , Haokun Chen , Huifeng Guo , Yuzhou Zhang

Sequential recommendation, a critical task in recommendation systems, predicts the next user action based on the understanding of the user's historical behaviors. Conventional studies mainly focus on cross-behavior modeling with…

Information Retrieval · Computer Science 2025-06-23 Zhen Gong , Zhifang Fan , Hui Lu , Qiwei Chen , Chenbin Zhang , Lin Guan , Yuchao Zheng , Feng Zhang , Xiao Yang , Zuotao Liu

Safeguarding vision-language models (VLMs) is a critical challenge, as existing methods often suffer from over-defense, which harms utility, or rely on shallow alignment, failing to detect complex threats that require deep reasoning. To…

Cryptography and Security · Computer Science 2026-04-03 Nanxi Li , Zhengyue Zhao , G. Edward Suh , Marco Pavone , Chaowei Xiao

Dynamic sequential recommendation (DSR) can generate model parameters based on user behavior to improve the personalization of sequential recommendation under various user preferences. However, it faces the challenges of large parameter…

Information Retrieval · Computer Science 2024-08-02 Zheqi Lv , Shaoxuan He , Tianyu Zhan , Shengyu Zhang , Wenqiao Zhang , Jingyuan Chen , Zhou Zhao , Fei Wu

Social recommendation, which incorporates social connections into recommender systems, has proven effective in improving recommendation accuracy. However, beyond accuracy, diversity is also crucial for enhancing user engagement. Despite its…

Information Retrieval · Computer Science 2025-02-25 Lei Li , Xiao Zhou

Side information is being used extensively to improve the effectiveness of sequential recommendation models. It is said to help capture the transition patterns among items. Most previous work on sequential recommendation that uses side…

Information Retrieval · Computer Science 2023-02-22 Yujie Lin , Zhumin Chen , Zhaochun Ren , Chenyang Wang , Qiang Yan , Maarten de Rijke , Xiuzhen Cheng , Pengjie Ren

Recommender system of the e-commerce platform usually serves multiple business scenarios. Multi-scenario Recommendation (MSR) is an important topic that improves ranking performance by leveraging information from different scenarios. Recent…

Information Retrieval · Computer Science 2024-07-30 Xiufeng Shu , Ruidong Han , Xiang Li , Wei Lin

Session-based recommendation (SBR) predicts the next item based on anonymous sessions. Traditional SBR explores user intents based on ID collaborations or auxiliary content. To further alleviate data sparsity and cold-start issues, recent…

Information Retrieval · Computer Science 2025-04-16 Jiajie Su , Qiyong Zhong , Yunshan Ma , Weiming Liu , Chaochao Chen , Xiaolin Zheng , Jianwei Yin , Tat-Seng Chua

We propose PRISM, a novel framework designed to overcome the limitations of 2D-based Preference-Based Reinforcement Learning (PBRL) by unifying 3D point cloud modeling and future-aware preference refinement. At its core, PRISM adopts a 3D…

Computation and Language · Computer Science 2025-03-20 Yirong Sun , Yanjun Chen

Personalizing Large Language Models typically relies on static retrieval or one-time adaptation, assuming user preferences remain invariant over time. However, real-world interactions are dynamic, where user interests continuously evolve,…

Artificial Intelligence · Computer Science 2026-01-16 Seoyeon Kim , Jaehyung Kim