English
Related papers

Related papers: Unsupervised Salient Patch Selection for Data-Effi…

200 papers

Spatial understanding remains a weakness of Large Vision-Language Models (LVLMs). Existing supervised fine-tuning (SFT) and recent reinforcement learning with verifiable rewards (RLVR) pipelines depend on costly supervision, specialized…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Yuhong Liu , Beichen Zhang , Yuhang Zang , Yuhang Cao , Long Xing , Xiaoyi Dong , Haodong Duan , Dahua Lin , Jiaqi Wang

Reinforcement learning (RL) is the dominant paradigm for sharpening strategic tool use capabilities of LLMs on long-horizon, sparsely-rewarded agent tasks, yet it faces a fundamental challenge of exploration-exploitation trade-off. Existing…

This paper presents a supervised mixing augmentation method termed SuperMix, which exploits the salient regions within input images to construct mixed training samples. SuperMix is designed to obtain mixed images rich in visual features and…

Computer Vision and Pattern Recognition · Computer Science 2021-12-13 Ali Dabouei , Sobhan Soleymani , Fariborz Taherkhani , Nasser M. Nasrabadi

Deep reinforcement learning is successful in decision making for sophisticated games, such as Atari, Go, etc. However, real-world decision making often requires reasoning with partial information extracted from complex visual observations.…

Machine Learning · Computer Science 2020-02-25 Xiao Ma , Peter Karkus , David Hsu , Wee Sun Lee , Nan Ye

Purpose: Image classification is perhaps the most fundamental task in imaging AI. However, labeling images is time-consuming and tedious. We have recently demonstrated that reinforcement learning (RL) can classify 2D slices of MRI brain…

Computer Vision and Pattern Recognition · Computer Science 2021-06-21 Joseph Stember , Hrithwik Shalu

Deep learning (DL) based diagnostics systems can provide accurate and robust quantitative analysis in digital pathology. These algorithms require large amounts of annotated training data which is impractical in pathology due to the high…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Tahsin Reasat , Asif Sushmit , David S. Smith

With the development of Deep Neural Networks (DNNs), plenty of methods based on DNNs have been proposed for Single Image Super-Resolution (SISR). However, existing methods mostly train the DNNs on uniformly sampled LR-HR patch pairs, which…

Computer Vision and Pattern Recognition · Computer Science 2021-12-01 Shizun Wang , Ming Lu , Kaixin Chen , Jiaming Liu , Xiaoqi Li , Chuang zhang , Ming Wu

Offline reinforcement learning (RL) aims to learn a policy that maximizes the expected return using a given static dataset of transitions. However, offline RL faces the distribution shift problem. The policy constraint offline RL method is…

Machine Learning · Computer Science 2025-12-24 Yuanhao Chen , Qi Liu , Pengbin Chen , Zhongjian Qiao , Yanjie Li

Deep reinforcement learning (DRL) has led to a wide range of advances in sequential decision-making tasks. However, the complexity of neural network policies makes it difficult to understand and deploy with limited computational resources.…

Machine Learning · Computer Science 2023-11-07 Jiaming Guo , Rui Zhang , Shaohui Peng , Qi Yi , Xing Hu , Ruizhi Chen , Zidong Du , Xishan Zhang , Ling Li , Qi Guo , Yunji Chen

Building a good predictive model requires an array of activities such as data imputation, feature transformations, estimator selection, hyper-parameter search and ensemble construction. Given the large, complex and heterogenous space of…

Machine Learning · Computer Science 2019-03-06 Udayan Khurana , Horst Samulowitz

Unsupervised pre-training aims at learning transferable features that are beneficial for downstream tasks. However, most state-of-the-art unsupervised methods concentrate on learning global representations for image-level classification…

Computer Vision and Pattern Recognition · Computer Science 2022-04-12 Jian Ding , Enze Xie , Hang Xu , Chenhan Jiang , Zhenguo Li , Ping Luo , Gui-Song Xia

Using privileged information during training can improve the sample efficiency and performance of machine learning systems. This paradigm has been applied to reinforcement learning (RL), primarily in the form of distillation or auxiliary…

Machine Learning · Computer Science 2020-05-20 Pierre-Alexandre Kamienny , Kai Arulkumaran , Feryal Behbahani , Wendelin Boehmer , Shimon Whiteson

This research presents the development of an innovative algorithm tailored for the adaptive sampling of residual points within the framework of Physics-Informed Neural Networks (PINNs). By addressing the limitations inherent in existing…

Machine Learning · Computer Science 2023-06-16 Shikhar Nilabh , Fidel Grandia

In this work we introduce Salient Information Preserving Adversarial Training (SIP-AT), an intuitive method for relieving the robustness-accuracy trade-off incurred by traditional adversarial training. SIP-AT uses salient image regions to…

Computer Vision and Pattern Recognition · Computer Science 2025-01-17 Timothy Redgrave , Adam Czajka

The challenging field of scene text detection requires complex data annotation, which is time-consuming and expensive. Techniques, such as weak supervision, can reduce the amount of data needed. In this paper we propose a weak supervision…

Computer Vision and Pattern Recognition · Computer Science 2022-01-14 Emanuel Metzenthin , Christian Bartz , Christoph Meinel

In this paper, we present PARTICUL, a novel algorithm for unsupervised learning of part detectors from datasets used in fine-grained recognition. It exploits the macro-similarities of all images in the training set in order to mine for…

Computer Vision and Pattern Recognition · Computer Science 2022-06-28 Romain Xu-Darme , Georges Quénot , Zakaria Chihani , Marie-Christine Rousset

We present a new technique for deep reinforcement learning that automatically detects moving objects and uses the relevant information for action selection. The detection of moving objects is done in an unsupervised way by exploiting…

Computer Vision and Pattern Recognition · Computer Science 2018-05-22 Vik Goel , Jameson Weng , Pascal Poupart

Self-supervised representation learning has achieved remarkable success in recent years. By subverting the need for supervised labels, such approaches are able to utilize the numerous unlabeled images that exist on the Internet and in…

Computer Vision and Pattern Recognition · Computer Science 2021-09-01 Yilun Du , Chuang Gan , Phillip Isola

Few-shot Class-Incremental Learning (FSCIL) aims to continuously learn new classes based on very limited training data without forgetting the old ones encountered. Existing studies solely relied on pure visual networks, while in this paper…

Computer Vision and Pattern Recognition · Computer Science 2024-12-05 Zitong Huang , Ze Chen , Zhixing Chen , Erjin Zhou , Xinxing Xu , Rick Siow Mong Goh , Yong Liu , Wangmeng Zuo , Chunmei Feng

With growing investigations into solving partial differential equations by physics-informed neural networks (PINNs), more accurate and efficient PINNs are required to meet the practical demands of scientific computing. One bottleneck of…

Machine Learning · Computer Science 2025-10-29 Tianchi Yu , Yiming Qi , Ivan Oseledets , Shiyi Chen