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Nighttime surveillance suffers from degradation due to poor illumination and arduous human annotations. It is challengable and remains a security risk at night. Existing methods rely on multi-spectral images to perceive objects in the dark,…

计算机视觉与模式识别 · 计算机科学 2023-07-12 Guanzhou Lan , Bin Zhao , Xuelong Li

Contrastive learning, a dominant self-supervised technique, emphasizes similarity in representations between augmentations of the same input and dissimilarity for different ones. Although low contrastive loss often correlates with high…

机器学习 · 计算机科学 2023-11-22 Yunzhe Zhang , Yao Lu , Qi Xuan

Contrastive image-text models such as CLIP form the building blocks of many state-of-the-art systems. While they excel at recognizing common generic concepts, they still struggle on fine-grained entities which are rare, or even absent from…

计算机视觉与模式识别 · 计算机科学 2024-02-22 Ahmet Iscen , Mathilde Caron , Alireza Fathi , Cordelia Schmid

The discriminability of feature representation is the key to open-set face recognition. Previous methods rely on the learnable weights of the classification layer that represent the identities. However, the evaluation process learns no…

计算机视觉与模式识别 · 计算机科学 2023-04-25 Youzhe Song , Feng Wang

Although graph neural networks (GNNs) have achieved impressive achievements in graph classification, they often need abundant task-specific labels, which could be extensively costly to acquire. A credible solution is to explore additional…

机器学习 · 计算机科学 2025-07-15 Nan Yin , Li Shen , Mengzhu Wang , Long Lan , Zeyu Ma , Chong Chen , Xian-Sheng Hua , Xiao Luo

Contrastive representation learning has been recently proved to be very efficient for self-supervised training. These methods have been successfully used to train encoders which perform comparably to supervised training on downstream…

机器学习 · 计算机科学 2020-12-03 Ibrahim Merad , Yiyang Yu , Emmanuel Bacry , Stéphane Gaïffas

In recent years, knowledge distillation methods based on contrastive learning have achieved promising results on image classification and object detection tasks. However, in this line of research, we note that less attention is paid to…

计算机视觉与模式识别 · 计算机科学 2023-12-08 Jiawei Fan , Chao Li , Xiaolong Liu , Meina Song , Anbang Yao

Visual prompted object detection enables interactive and flexible definition of target categories, thereby facilitating open-vocabulary detection. Since visual prompts are derived directly from image features, they often outperform text…

计算机视觉与模式识别 · 计算机科学 2026-05-27 Bo Qian , Dahu Shi , Xing Wei

The segmentation of endoscopic images plays a vital role in computer-aided diagnosis and treatment. The advancements in deep learning have led to the employment of numerous models for endoscopic tumor segmentation, achieving promising…

计算机视觉与模式识别 · 计算机科学 2025-02-03 Lingcong Cai , Yun Li , Xiaomao Fan , Kaixuan Song , Ruxin Wang , Wenbin Lei

We propose a self-supervised approach for learning representations of objects from monocular videos and demonstrate it is particularly useful in situated settings such as robotics. The main contributions of this paper are: 1) a…

计算机视觉与模式识别 · 计算机科学 2019-06-12 Sören Pirk , Mohi Khansari , Yunfei Bai , Corey Lynch , Pierre Sermanet

Long-term forecasting presents unique challenges due to the time and memory complexity of handling long sequences. Existing methods, which rely on sliding windows to process long sequences, struggle to effectively capture long-term…

机器学习 · 计算机科学 2024-03-26 Junwoo Park , Daehoon Gwak , Jaegul Choo , Edward Choi

The robustness of object detection algorithms plays a prominent role in real-world applications, especially in uncontrolled environments due to distortions during image acquisition. It has been proven that the performance of object…

计算机视觉与模式识别 · 计算机科学 2022-10-31 Ayman Beghdadi , Malik Mallem , Lotfi Beji

A prominent technique for self-supervised representation learning has been to contrast semantically similar and dissimilar pairs of samples. Without access to labels, dissimilar (negative) points are typically taken to be randomly sampled…

机器学习 · 计算机科学 2020-10-22 Ching-Yao Chuang , Joshua Robinson , Lin Yen-Chen , Antonio Torralba , Stefanie Jegelka

Collecting labeled data for the task of semantic segmentation is expensive and time-consuming, as it requires dense pixel-level annotations. While recent Convolutional Neural Network (CNN) based semantic segmentation approaches have…

计算机视觉与模式识别 · 计算机科学 2021-08-20 Xiangyun Zhao , Raviteja Vemulapalli , Philip Mansfield , Boqing Gong , Bradley Green , Lior Shapira , Ying Wu

Learning visual representation of high quality is essential for image classification. Recently, a series of contrastive representation learning methods have achieved preeminent success. Particularly, SupCon outperformed the dominant methods…

计算机视觉与模式识别 · 计算机科学 2022-03-31 Sungho Park , Jewook Lee , Pilhyeon Lee , Sunhee Hwang , Dohyung Kim , Hyeran Byun

Accurate and efficient prediction of the molecular properties of drugs is one of the fundamental problems in drug research and development. Recent advancements in representation learning have been shown to greatly improve the performance of…

生物大分子 · 定量生物学 2022-06-17 Hui Liu , Yibiao Huang , Xuejun Liu , Lei Deng

Self-supervised representation learning for visual pre-training has achieved remarkable success with sample (instance or pixel) discrimination and semantics discovery of instance, whereas there still exists a non-negligible gap between…

计算机视觉与模式识别 · 计算机科学 2021-09-17 Xiaoni Li , Yu Zhou , Yifei Zhang , Aoting Zhang , Wei Wang , Ning Jiang , Haiying Wu , Weiping Wang

The popularity of self-supervised learning has made it possible to train models without relying on labeled data, which saves expensive annotation costs. However, most existing self-supervised contrastive learning methods often overlook the…

计算机视觉与模式识别 · 计算机科学 2023-08-01 Weiquan Li , Xianzhong Long , Yun Li

Labeling videos at scale is impractical. Consequently, self-supervised visual representation learning is key for efficient video analysis. Recent success in learning image representations suggests contrastive learning is a promising…

计算机视觉与模式识别 · 计算机科学 2021-05-03 Nishant Rai , Ehsan Adeli , Kuan-Hui Lee , Adrien Gaidon , Juan Carlos Niebles

Different from general object detection, moving infrared small target detection faces huge challenges due to tiny target size and weak background contrast.Currently, most existing methods are fully-supervised, heavily relying on a large…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Weiwei Duan , Luping Ji , Shengjia Chen , Sicheng Zhu , Jianghong Huang , Mao Ye