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The success of deep learning is usually accompanied by the growth in neural network depth. However, the traditional training method only supervises the neural network at its last layer and propagates the supervision layer-by-layer, which…

计算机视觉与模式识别 · 计算机科学 2022-07-13 Linfeng Zhang , Xin Chen , Junbo Zhang , Runpei Dong , Kaisheng Ma

Image recognition is a classic and common task in the computer vision field, which has been widely applied in the past decade. Most existing methods in literature aim to learn discriminative features from labeled images for classification,…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Jiayin Sun , Hong Wang , Qiulei Dong

Domain adaptation aims at adapting the knowledge acquired on a source domain to a new different but related target domain. Several approaches have beenproposed for classification tasks in the unsupervised scenario, where no labeled target…

计算机视觉与模式识别 · 计算机科学 2015-04-30 Basura Fernando , Tatiana Tommasi , Tinne Tuytelaars

One central question for video action recognition is how to model motion. In this paper, we present hierarchical contrastive motion learning, a new self-supervised learning framework to extract effective motion representations from raw…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Xitong Yang , Xiaodong Yang , Sifei Liu , Deqing Sun , Larry Davis , Jan Kautz

Improving instance-specific image goal navigation (InstanceImageNav), which locates the identical object in a real-world environment from a query image, is essential for robotic systems to assist users in finding desired objects. The…

Predictive coding theories suggest that the brain learns by predicting observations at various levels of abstraction. One of the most basic prediction tasks is view prediction: how would a given scene look from an alternative viewpoint?…

计算机视觉与模式识别 · 计算机科学 2020-05-19 Adam W. Harley , Shrinidhi K. Lakshmikanth , Fangyu Li , Xian Zhou , Hsiao-Yu Fish Tung , Katerina Fragkiadaki

Accurately predicting the likelihood of interaction between two objects (compound-protein sequence, user-item, author-paper, etc.) is a fundamental problem in Computer Science. Current deep-learning models rely on learning accurate…

机器学习 · 计算机科学 2022-12-23 Apurva Kalia , Dilip Krishnan , Soha Hassoun

Learning good image representations that are beneficial to downstream tasks is a challenging task in computer vision. As such, a wide variety of self-supervised learning approaches have been proposed. Among them, contrastive learning has…

计算机视觉与模式识别 · 计算机科学 2023-02-06 Yun Yue , Fangzhou Lin , Kazunori D Yamada , Ziming Zhang

In reinforcement learning (RL), it is easier to solve a task if given a good representation. While deep RL should automatically acquire such good representations, prior work often finds that learning representations in an end-to-end fashion…

机器学习 · 计算机科学 2023-02-21 Benjamin Eysenbach , Tianjun Zhang , Ruslan Salakhutdinov , Sergey Levine

This paper presents a self-supervised feature learning method for hyperspectral image classification. Our method tries to construct two different views of the raw hyperspectral image through a cross-representation learning method. And then…

计算机视觉与模式识别 · 计算机科学 2024-12-05 Anyu Zhang , Haotian Wu , Zeyu Cao

Contrastive Learning (CL) has emerged as a powerful method for training feature extraction models using unlabeled data. Recent studies suggest that incorporating a linear projection head post-backbone significantly enhances model…

机器学习 · 计算机科学 2024-10-08 Huanran Li , Daniel Pimentel-Alarcón

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

A two-stage training paradigm consisting of sequential pre-training and meta-training stages has been widely used in current few-shot learning (FSL) research. Many of these methods use self-supervised learning and contrastive learning to…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Zhanyuan Yang , Jinghua Wang , Yingying Zhu

We consider unsupervised domain adaptation (UDA), where labeled data from a source domain (e.g., photographs) and unlabeled data from a target domain (e.g., sketches) are used to learn a classifier for the target domain. Conventional UDA…

机器学习 · 计算机科学 2022-12-05 Kendrick Shen , Robbie Jones , Ananya Kumar , Sang Michael Xie , Jeff Z. HaoChen , Tengyu Ma , Percy Liang

A data augmentation module is utilized in contrastive learning to transform the given data example into two views, which is considered essential and irreplaceable. However, the predetermined composition of multiple data augmentations brings…

计算机视觉与模式识别 · 计算机科学 2022-08-23 Junbo Zhang , Kaisheng Ma

Contrastive self-supervised learning has attracted significant research attention recently. It learns effective visual representations from unlabeled data by embedding augmented views of the same image close to each other while pushing away…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Yichen Zhang , Yifang Yin , Ying Zhang , Roger Zimmermann

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

Contrastive learning produces coherent semantic feature embeddings by encouraging positive samples to cluster closely while separating negative samples. However, existing contrastive learning methods lack principled guarantees on coverage…

机器学习 · 计算机科学 2026-03-30 Yahya Alkhatib , Wee Peng Tay

Service robots, in general, have to work independently and adapt to the dynamic changes happening in the environment in real-time. One important aspect in such scenarios is to continually learn to recognize newer object categories when they…

计算机视觉与模式识别 · 计算机科学 2021-03-17 Sudhakaran Jain , Hamidreza Kasaei

In this paper, we investigate the effectiveness of contrastive learning methods for predicting grasp outcomes in an unsupervised manner. By utilizing a publicly available dataset, we demonstrate that contrastive learning methods perform…

机器人学 · 计算机科学 2023-09-22 Chengliang Liu , Binhua Huang , Yiwen Liu , Yuanzhe Su , Ke Mai , Yupo Zhang , Zhengkun Yi , Xinyu Wu