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Class-conditional generative models have emerged as accurate and robust classifiers, with diffusion models demonstrating clear advantages over other visual generative paradigms, including autoregressive (AR) models. In this work, we revisit…

计算机视觉与模式识别 · 计算机科学 2026-03-20 Ilia Sudakov , Artem Babenko , Dmitry Baranchuk

We propose Context-Adaptive Multi-Prompt Embedding, a novel approach to enrich semantic representations in vision-language contrastive learning. Unlike standard CLIP-style models that rely on a single text embedding, our method introduces…

机器学习 · 计算机科学 2025-08-07 Dahun Kim , Anelia Angelova

We introduce Multi-CALF, an algorithm that intelligently combines reinforcement learning policies based on their relative value improvements. Our approach integrates a standard RL policy with a theoretically-backed alternative policy,…

机器学习 · 计算机科学 2025-05-20 Georgiy Malaniya , Anton Bolychev , Grigory Yaremenko , Anastasia Krasnaya , Pavel Osinenko

We present an approach for continual learning (CL) that is based on fully probabilistic (or generative) models of machine learning. In contrast to, e.g., GANs that are "generative" in the sense that they can generate samples, fully…

机器学习 · 计算机科学 2021-04-20 Benedikt Pfülb , Alexander Gepperth , Benedikt Bagus

Advanced classification algorithms are being increasingly used in safety-critical applications like health-care, engineering, etc. In such applications, miss-classifications made by ML algorithms can result in substantial financial or…

机器学习 · 计算机科学 2024-12-06 Disha Ghandwani , Neeraj Sarna , Yuanyuan Li , Yang Lin

Learning from multiple modalities often suffers from imbalance, where information-rich modalities dominate optimization while weaker or partially missing modalities contribute less. This imbalance becomes severe in realistic settings with…

计算机视觉与模式识别 · 计算机科学 2026-03-23 Phuong-Anh Nguyen , Tien Anh Pham , Duc-Trong Le , Cam-Van Thi Nguyen

Multi-modal affective computing aims to automatically recognize and interpret human attitudes from diverse data sources such as images and text, thereby enhancing human-computer interaction and emotion understanding. Existing approaches…

计算与语言 · 计算机科学 2025-06-10 Yuanhe Tian , Pengsen Cheng , Guoqing Jin , Lei Zhang , Yan Song

Speculative decoding is a powerful technique that accelerates Large Language Model (LLM) inference by leveraging a lightweight speculative draft model. However, existing designs suffers in performance due to misalignment between training…

计算与语言 · 计算机科学 2025-05-27 Yepeng Weng , Dianwen Mei , Huishi Qiu , Xujie Chen , Li Liu , Jiang Tian , Zhongchao Shi

Majority of state-of-the-art deep learning methods are discriminative approaches, which model the conditional distribution of labels given inputs features. The success of such approaches heavily depends on high-quality labeled instances,…

机器学习 · 计算机科学 2019-09-13 Yanwu Xu , Mingming Gong , Junxiang Chen , Tongliang Liu , Kun Zhang , Kayhan Batmanghelich

Neural language models are a powerful tool to embed words into semantic vector spaces. However, learning such models generally relies on the availability of abundant and diverse training examples. In highly specialised domains this…

计算与语言 · 计算机科学 2015-12-04 Stephanie L. Hyland , Theofanis Karaletsos , Gunnar Rätsch

Knowledge distillation (KD) is an effective model compression method that can transfer the internal capabilities of large language models (LLMs) to smaller ones. However, the multi-modal probability distribution predicted by teacher LLMs…

计算与语言 · 计算机科学 2024-12-19 Tianyu Peng , Jiajun Zhang

Generative classifiers are constructed on the basis of a joint probability distribution and are typically learned using closed-form procedures that rely on data statistics and maximize scores related to data fitting. However, these scores…

机器学习 · 计算机科学 2025-03-31 Aritz Pérez , Carlos Echegoyen , Guzmán Santafé

For anomaly detection (AD), early approaches often train separate models for individual classes, yielding high performance but posing challenges in scalability and resource management. Recent efforts have shifted toward training a single…

计算机视觉与模式识别 · 计算机科学 2025-07-18 Lei Fan , Junjie Huang , Donglin Di , Anyang Su , Tianyou Song , Maurice Pagnucco , Yang Song

Graph Continual Learning (GCL) aims to solve the challenges of streaming graph data. However, current methods often depend on replay-based strategies, which raise concerns like memory limits and privacy issues, while also struggling to…

机器学习 · 计算机科学 2026-02-10 Jingtao Liu , Xinming Zhang

The success of deep neural networks greatly relies on the availability of large amounts of high-quality annotated data, which however are difficult or expensive to obtain. The resulting labels may be class imbalanced, noisy or human biased.…

机器学习 · 计算机科学 2022-06-24 Xiong Zhou , Xianming Liu , Deming Zhai , Junjun Jiang , Xin Gao , Xiangyang Ji

Multifold observations are common for different data modalities, e.g., a 3D shape can be represented by multi-view images and an image can be described with different captions. Existing cross-modal contrastive representation learning…

计算机视觉与模式识别 · 计算机科学 2023-03-22 Ye Wang , Bowei Jiang , Changqing Zou , Rui Ma

Cross-modal retrieval is the task of retrieving samples of a given modality by using queries of a different one. Due to the wide range of practical applications, the problem has been mainly focused on the vision and language case, e.g. text…

计算机视觉与模式识别 · 计算机科学 2024-01-30 Jorge Sánchez , Rodrigo Laguna

We introduce the Mutual Information Machine (MIM), a probabilistic auto-encoder for learning joint distributions over observations and latent variables. MIM reflects three design principles: 1) low divergence, to encourage the encoder and…

机器学习 · 计算机科学 2020-02-24 Micha Livne , Kevin Swersky , David J. Fleet

Multi-modal medical image segmentation plays an essential role in clinical diagnosis. It remains challenging as the input modalities are often not well-aligned spatially. Existing learning-based methods mainly consider sharing trainable…

计算机视觉与模式识别 · 计算机科学 2021-01-06 Jingkun Chen , Wenqi Li , Hongwei Li , Jianguo Zhang

Generative control policies have recently unlocked major progress in robotics. These methods produce action sequences via diffusion or flow matching, with training data provided by demonstrations. But existing methods come with two key…

机器人学 · 计算机科学 2026-03-09 Vince Kurtz , Joel W. Burdick