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In this thesis, we develop theoretical, algorithmic and experimental contributions for Machine Learning with limited labels, and more specifically for the tasks of Image Classification and Object Detection in Computer Vision. In a first…

Computer Vision and Pattern Recognition · Computer Science 2023-11-09 Quentin Bouniot

Images captured under low-light conditions manifest poor visibility, lack contrast and color vividness. Compared to conventional approaches, deep convolutional neural networks (CNNs) perform well in enhancing images. However, being solely…

Computer Vision and Pattern Recognition · Computer Science 2021-01-05 Aditya Arora , Muhammad Haris , Syed Waqas Zamir , Munawar Hayat , Fahad Shahbaz Khan , Ling Shao , Ming-Hsuan Yang

In this paper, we present a simple yet highly effective "free lunch" solution for low-light image enhancement (LLIE), which aims to restore low-light images as if acquired in well-illuminated environments. Our method necessitates no…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Joshua Cho , Sara Aghajanzadeh , Zhen Zhu , D. A. Forsyth

We present an effective and efficient approach for low-light image enhancement, named Lookup Table Global Curve Estimation (LUT-GCE). In contrast to existing curve-based methods with pixel-wise adjustment, we propose to estimate a global…

Computer Vision and Pattern Recognition · Computer Science 2023-07-03 Changguang Wu , Jiangxin Dong , Jinhui Tang

Weakly-supervised object detection attempts to limit the amount of supervision by dispensing the need for bounding boxes, but still assumes image-level labels on the entire training set. In this work, we study the problem of training an…

Computer Vision and Pattern Recognition · Computer Science 2021-07-22 Zhaohui Yang , Miaojing Shi , Chao Xu , Vittorio Ferrari , Yannis Avrithis

Top-down images play an important role in safety-critical settings such as autonomous navigation and aerial surveillance, where they provide holistic spatial information that front-view images cannot capture. Despite this, Vision Language…

Machine Learning · Computer Science 2025-10-02 Kaiyuan Hou , Minghui Zhao , Lilin Xu , Yuang Fan , Xiaofan Jiang

Despite powering sensitive systems like autonomous vehicles, object detection remains fairly brittle in part due to annotation errors that plague most real-world training datasets. We propose ObjectLab, a straightforward algorithm to detect…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Ulyana Tkachenko , Aditya Thyagarajan , Jonas Mueller

Research in interpretable machine learning proposes different computational and human subject approaches to evaluate model saliency explanations. These approaches measure different qualities of explanations to achieve diverse goals in…

Human-Computer Interaction · Computer Science 2020-06-30 Sina Mohseni , Jeremy E. Block , Eric D. Ragan

Human vision relies heavily on available ambient light to perceive objects. Low-light scenes pose two distinct challenges: information loss due to insufficient illumination and undesirable brightness shifts. Low-light image enhancement…

Image and Video Processing · Electrical Eng. & Systems 2025-12-09 Shyang-En Weng , Shaou-Gang Miaou , Ricky Christanto

Current methods for low- and few-shot object detection have primarily focused on enhancing model performance for detecting objects. One common approach to achieve this is by combining model finetuning with data augmentation strategies.…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Vladislav Li , Georgios Tsoumplekas , Ilias Siniosoglou , Vasileios Argyriou , Anastasios Lytos , Eleftherios Fountoukidis , Panagiotis Sarigiannidis

Learning from imperfect data becomes an issue in many industrial applications after the research community has made profound progress in supervised learning from perfectly annotated datasets. The purpose of the Learning from Imperfect Data…

With the growing demand for real-time video enhancement in live applications, existing methods often struggle to balance speed and effective exposure control, particularly under uneven lighting. We introduce RRNet (Rendering Relighting…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Wenlong Yang , Canran Jin , Weihang Yuan , Chao Wang , Lifeng Sun

Low-light image enhancement (LLIE) aims at improving the illumination and visibility of dark images with lighting noise. To handle the real-world low-light images often with heavy and complex noise, some efforts have been made for joint…

Computer Vision and Pattern Recognition · Computer Science 2022-11-16 Jiahuan Ren , Zhao Zhang , Richang Hong , Mingliang Xu , Yi Yang , Shuicheng Yan

Weakly-supervised learning approaches have gained significant attention due to their ability to reduce the effort required for human annotations in training neural networks. This paper investigates a framework for weakly-supervised object…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Byeongkeun Kang , Sinhae Cha , Yeejin Lee

Training learnable metrics using modern language models has recently emerged as a promising method for the automatic evaluation of machine translation. However, existing human evaluation datasets for text simplification have limited…

Computation and Language · Computer Science 2023-07-11 Mounica Maddela , Yao Dou , David Heineman , Wei Xu

Deep learning-based image enhancement methods show significant advantages in reducing noise and improving visibility in low-light conditions. These methods are typically based on one-to-one mapping, where the model learns a direct…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Miao Zhang , Jun Yin , Pengyu Zeng , Yiqing Shen , Shuai Lu , Xueqian Wang

Uneven light image enhancement is a highly demanded task in many industrial image processing applications. Many existing enhancement methods using physical lighting models or deep-learning techniques often lead to unnatural results. This is…

Image and Video Processing · Electrical Eng. & Systems 2023-05-26 Tian Pu , Shuhang Wang , Zhenming Peng , Qingsong Zhu

This paper introduces a multi-label visual emotion analysis benchmark dataset for comprehensively evaluating the ability of multimodal large language models (MLLMs) to predict the emotions evoked by images. Recent user studies report an…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Tianwei Chen , Takuya Furusawa , Yuki Hirakawa , Ryotaro Shimizu , Mo Fan , Takashi Wada

Low-light images challenge both human perceptions and computer vision algorithms. It is crucial to make algorithms robust to enlighten low-light images for computational photography and computer vision applications such as real-time…

Computer Vision and Pattern Recognition · Computer Science 2021-11-29 Shen Zheng , Gaurav Gupta

Low-light image enhancement (LLIE) restores the color and brightness of underexposed images. Supervised methods suffer from high costs in collecting low/normal-light image pairs. Unsupervised methods invest substantial effort in crafting…

Image and Video Processing · Electrical Eng. & Systems 2024-03-05 Yinghao Song , Zhiyuan Cao , Wanhong Xiang , Sifan Long , Bo Yang , Hongwei Ge , Yanchun Liang , Chunguo Wu
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