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Many modern sequential recommender systems use deep neural networks, which can effectively estimate the relevance of items but require a lot of time to train. Slow training increases expenses, hinders product development timescales and…

Information Retrieval · Computer Science 2022-07-18 Aleksandr Petrov , Craig Macdonald

Recent studies have noted an intriguing phenomenon termed Neural Collapse, that is, when the neural networks establish the right correlation between feature spaces and the training targets, their last-layer features, together with the…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Yining Wang , Junjie Sun , Chenyue Wang , Mi Zhang , Min Yang

Social recommendations utilize social relations to enhance the representation learning for recommendations. Most social recommendation models unify user representations for the user-item interactions (collaborative domain) and social…

Information Retrieval · Computer Science 2023-10-04 Jiahao Wu , Wenqi Fan , Jingfan Chen , Shengcai Liu , Qing Li , Ke Tang

Large pre-trained vision-language models (VLMs) reduce the time for developing predictive models for various vision-grounded language downstream tasks by providing rich, adaptable image and text representations. However, these models suffer…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Ashish Seth , Mayur Hemani , Chirag Agarwal

We propose AdaRec, a few-shot in-context learning framework that leverages large language models for an adaptive personalized recommendation. AdaRec introduces narrative profiling, transforming user-item interactions into natural language…

Computation and Language · Computer Science 2025-11-11 Meiyun Wang , Charin Polpanumas

We introduce a unified probabilistic framework for solving sequential decision making problems ranging from Bayesian optimisation to contextual bandits and reinforcement learning. This is accomplished by a probabilistic model-based approach…

Real-world datasets often encode stereotypes and societal biases. Such biases can be implicitly captured by trained models, leading to biased predictions and exacerbating existing societal preconceptions. Existing debiasing methods, such as…

Machine Learning · Computer Science 2022-05-06 Aili Shen , Xudong Han , Trevor Cohn , Timothy Baldwin , Lea Frermann

The emerging meta- and multi-verse landscape is yet another step towards the more prevalent use of already ubiquitous online markets. In such markets, recommender systems play critical roles by offering items of interest to the users,…

Information Retrieval · Computer Science 2022-09-28 Ehsan Gholami , Mohammad Motamedi , Ashwin Aravindakshan

Language-guided attention frameworks have significantly enhanced both interpretability and performance in image classification; however, the reliance on deterministic embeddings from pre-trained vision-language foundation models to generate…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Mayank Nautiyal , Stela Arranz Gheorghe , Kristiana Stefa , Li Ju , Ida-Maria Sintorn , Prashant Singh

Scene Graphs are widely applied in computer vision as a graphical representation of relationships between objects shown in images. However, these applications have not yet reached a practical stage of development owing to biased training…

Computer Vision and Pattern Recognition · Computer Science 2022-10-04 Misaki Ohashi , Yusuke Matsui

Transformer-based sequential recommenders, such as SASRec or BERT4Rec, typically rely solely on learned item ID embeddings, making them vulnerable to the item cold-start problem, particularly in environments with dynamic item catalogs.…

Information Retrieval · Computer Science 2025-08-27 Jan Malte Lichtenberg , Antonio De Candia , Matteo Ruffini

Machine learning models are often implemented in cohort with humans in the pipeline, with the model having an option to defer to a domain expert in cases where it has low confidence in its inference. Our goal is to design mechanisms for…

Machine Learning · Computer Science 2021-12-14 Vijay Keswani , Matthew Lease , Krishnaram Kenthapadi

Human vision models are at the core of image processing. For instance, classical approaches to the problem of image quality are based on models that include knowledge about human vision. However, nowadays, deep learning approaches have…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Jorge Vila-Tomás , Pablo Hernández-Cámara , Valero Laparra , Jesús Malo

Recent work analyzing in-context learning (ICL) has identified a broad set of strategies that describe model behavior in different experimental conditions. We aim to unify these findings by asking why a model learns these disparate…

Machine Learning · Computer Science 2025-06-27 Daniel Wurgaft , Ekdeep Singh Lubana , Core Francisco Park , Hidenori Tanaka , Gautam Reddy , Noah D. Goodman

In order to develop effective sequential recommenders, a series of sequence representation learning (SRL) methods are proposed to model historical user behaviors. Most existing SRL methods rely on explicit item IDs for developing the…

Information Retrieval · Computer Science 2022-06-14 Yupeng Hou , Shanlei Mu , Wayne Xin Zhao , Yaliang Li , Bolin Ding , Ji-Rong Wen

Session-based recommender systems have attracted much attention recently. To capture the sequential dependencies, existing methods resort either to data augmentation techniques or left-to-right style autoregressive training.Since these…

Information Retrieval · Computer Science 2020-01-28 Fajie Yuan , Xiangnan He , Haochuan Jiang , Guibing Guo , Jian Xiong , Zhezhao Xu , Yilin Xiong

The social biases and unwelcome stereotypes revealed by pretrained language models are becoming obstacles to their application. Compared to numerous debiasing methods targeting word level, there has been relatively less attention on biases…

Computation and Language · Computer Science 2024-01-26 Bingkang Shi , Xiaodan Zhang , Dehan Kong , Yulei Wu , Zongzhen Liu , Honglei Lyu , Longtao Huang

Zero-shot instance segmentation aims to detect and precisely segment objects of unseen categories without any training samples. Since the model is trained on seen categories, there is a strong bias that the model tends to classify all the…

Computer Vision and Pattern Recognition · Computer Science 2023-05-23 Shuting He , Henghui Ding , Wei Jiang

Domain generalization aims to build generalized models that perform well on unseen domains when only source domains are available for model optimization. Recent studies have shown that large-scale pre-trained models can enhance domain…

Machine Learning · Computer Science 2023-09-12 Byounggyu Lew , Donghyun Son , Buru Chang

This paper introduces a self-supervised learning framework designed for pre-training neural networks tailored to dense prediction tasks using event camera data. Our approach utilizes solely event data for training. Transferring achievements…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Yan Yang , Liyuan Pan , Liu Liu