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In this paper we investigate a variety of deep learning strategies for solving inverse problems. We classify existing deep learning solutions for inverse problems into three categories of Direct Mapping, Data Consistency Optimizer, and Deep…

计算机视觉与模式识别 · 计算机科学 2021-11-16 Shima Kamyab , Zohreh Azimifar , Rasool Sabzi , Paul Fieguth

Deep learning approaches are successful in a wide range of AI problems and in particular for visual recognition tasks. However, there are still open problems among which is the capacity to handle streams of visual information and the…

机器学习 · 计算机科学 2022-02-02 Umang Aggarwal , Adrian Popescu , Eden Belouadah , Céline Hudelot

Learning with noisy labels has gained increasing attention because the inevitable imperfect labels in real-world scenarios can substantially hurt the deep model performance. Recent studies tend to regard low-loss samples as clean ones and…

机器学习 · 计算机科学 2024-02-20 Huafeng Liu , Mengmeng Sheng , Zeren Sun , Yazhou Yao , Xian-Sheng Hua , Heng-Tao Shen

Deep learning models, including Convolutional Neural Networks (CNNs) and Vision Transformers (ViTs), have achieved state-of-the-art performance on various computer vision tasks such as object classification, detection, segmentation,…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Vipul Arya , S. H. Shabbeer Basha , Srikrishna U N , Sunainha Vijay , Snehasis Mukherjee

Many real-world classification problems are significantly class-imbalanced to detriment of the class of interest. The standard set of proper evaluation metrics is well-known but the usual assumption is that the test dataset imbalance equals…

机器学习 · 计算机科学 2020-04-16 Jan Brabec , Tomáš Komárek , Vojtěch Franc , Lukáš Machlica

Training high-quality instance segmentation models requires an abundance of labeled images with instance masks and classifications, which is often expensive to procure. Active learning addresses this challenge by striving for optimum…

计算机视觉与模式识别 · 计算机科学 2023-09-29 Ke Yu , Stephen Albro , Giulia DeSalvo , Suraj Kothawade , Abdullah Rashwan , Sasan Tavakkol , Kayhan Batmanghelich , Xiaoqi Yin

This paper tackles two key challenges: detecting small, dense, and overlapping objects (a major hurdle in computer vision) and improving the quality of noisy images, especially those encountered in industrial environments. [1, 2]. Our focus…

计算机视觉与模式识别 · 计算机科学 2025-09-04 Oussama Messai , Abbass Zein-Eddine , Abdelouahid Bentamou , Mickaël Picq , Nicolas Duquesne , Stéphane Puydarrieux , Yann Gavet

Self-supervised representation learning has been extremely successful in medical image analysis, as it requires no human annotations to provide transferable representations for downstream tasks. Recent self-supervised learning methods are…

计算机视觉与模式识别 · 计算机科学 2023-01-12 Hong-Yu Zhou , Chixiang Lu , Liansheng Wang , Yizhou Yu

Conditional diffusion models have achieved remarkable success in various generative tasks recently, but their training typically relies on large-scale datasets that inevitably contain imprecise information in conditional inputs. Such…

机器学习 · 计算机科学 2025-10-13 Dong-Dong Wu , Jiacheng Cui , Wei Wang , Zhiqiang Shen , Masashi Sugiyama

Data is commonly stored in tabular format. Several fields of research are prone to small imbalanced tabular data. Supervised Machine Learning on such data is often difficult due to class imbalance. Synthetic data generation, i.e.,…

In the era of big data, we are often facing the challenge of data heterogeneity and the lack of label information simultaneously. In the financial domain (e.g., fraud detection), the heterogeneous data may include not only numerical data…

机器学习 · 计算机科学 2023-02-14 Lecheng Zheng , Yada Zhu , Jingrui He

Although vision models such as Contrastive Language-Image Pre-Training (CLIP) show impressive generalization performance, their zero-shot robustness is still limited under Out-of-Distribution (OOD) scenarios without fine-tuning. Instead of…

计算机视觉与模式识别 · 计算机科学 2024-05-30 Zhuo Huang , Chang Liu , Yinpeng Dong , Hang Su , Shibao Zheng , Tongliang Liu

The problem of high-dimensional and large-scale representation of visual data is addressed from an unsupervised learning perspective. The emphasis is put on discrete representations, where the description length can be measured in bits and…

机器学习 · 计算机科学 2019-01-25 Sohrab Ferdowsi

Fine-grained visual categorization (FGVC) is a challenging task due to similar visual appearances between various species. Previous studies always implicitly assume that the training and test data have the same underlying distributions, and…

计算机视觉与模式识别 · 计算机科学 2023-10-11 Shuo Ye , Shujian Yu , Wenjin Hou , Yu Wang , Xinge You

Benchmark datasets for visual recognition assume that data is uniformly distributed, while real-world datasets obey long-tailed distribution. Current approaches handle the long-tailed problem to transform the long-tailed dataset to uniform…

计算机视觉与模式识别 · 计算机科学 2022-04-25 Renhui Zhang , Tiancheng Lin , Rui Zhang , Yi Xu

Of late, weakly supervised object detection is with great importance in object recognition. Based on deep learning, weakly supervised detectors have achieved many promising results. However, compared with fully supervised detection, it is…

计算机视觉与模式识别 · 计算机科学 2017-04-04 Peng Tang , Xinggang Wang , Xiang Bai , Wenyu Liu

Data slice finding is an emerging technique for validating machine learning (ML) models by identifying and analyzing subgroups in a dataset that exhibit poor performance, often characterized by distinct feature sets or descriptive metadata.…

计算机视觉与模式识别 · 计算机科学 2025-02-19 Xiwei Xuan , Jorge Piazentin Ono , Liang Gou , Kwan-Liu Ma , Liu Ren

To address the modality learning degeneration caused by modality imbalance, existing multimodal learning~(MML) approaches primarily attempt to balance the optimization process of each modality from the perspective of model learning.…

机器学习 · 计算机科学 2025-03-07 Qingyuan Jiang , Zhouyang Chi , Xiao Ma , Qirong Mao , Yang Yang , Jinhui Tang

Class imbalance in binary classification tasks remains a significant challenge in machine learning, often resulting in poor performance on minority classes. This study comprehensively evaluates three widely-used strategies for handling…

机器学习 · 计算机科学 2024-10-01 Mohamed Abdelhamid , Abhyuday Desai

Class-imbalance refers to classification problems in which many more instances are available for certain classes than for others. Such imbalanced datasets require special attention because traditional classifiers generally favor the…

机器学习 · 计算机科学 2018-11-30 Rafael M. O. Cruz , Mariana A. Souza , Robert Sabourin , George D. C. Cavalcanti