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Attribute recognition is a crucial but challenging task due to viewpoint changes, illumination variations and appearance diversities, etc. Most of previous work only consider the attribute-level feature embedding, which might perform poorly…

计算机视觉与模式识别 · 计算机科学 2020-05-26 Jie Yang , Jiarou Fan , Yiru Wang , Yige Wang , Weihao Gan , Lin Liu , Wei Wu

Face anti-spoofing (FAS) approaches based on unsupervised domain adaption (UDA) have drawn growing attention due to promising performances for target scenarios. Most existing UDA FAS methods typically fit the trained models to the target…

计算机视觉与模式识别 · 计算机科学 2022-11-24 Qianyu Zhou , Ke-Yue Zhang , Taiping Yao , Ran Yi , Kekai Sheng , Shouhong Ding , Lizhuang Ma

Recent domain adaptation methods have demonstrated impressive improvement on unsupervised domain adaptation problems. However, in the semi-supervised domain adaptation (SSDA) setting where the target domain has a few labeled instances…

计算机视觉与模式识别 · 计算机科学 2020-12-08 Bingyu Liu , Yuhong Guo , Jieping Ye , Weihong Deng

Training a deep learning model to classify histopathological images is challenging, because of the color and shape variability of the cells and tissues, and the reduced amount of available data, which does not allow proper learning of those…

计算机视觉与模式识别 · 计算机科学 2023-07-25 Saypraseuth Mounsaveng , Issam Laradji , David Vázquez , Marco Perdersoli , Ismail Ben Ayed

We introduce a new representation learning algorithm suited to the context of domain adaptation, in which data at training and test time come from similar but different distributions. Our algorithm is directly inspired by theory on domain…

机器学习 · 统计学 2015-02-10 Hana Ajakan , Pascal Germain , Hugo Larochelle , François Laviolette , Mario Marchand

Machine learning models are intrinsically vulnerable to domain shift between training and testing data, resulting in poor performance in novel domains. Domain generalization (DG) aims to overcome the problem by leveraging multiple source…

计算机视觉与模式识别 · 计算机科学 2022-10-27 Tingwei Wang , Da Li , Kaiyang Zhou , Tao Xiang , Yi-Zhe Song

Domain-invariant representation learning is a powerful method for domain generalization. Previous approaches face challenges such as high computational demands, training instability, and limited effectiveness with high-dimensional data,…

计算机视觉与模式识别 · 计算机科学 2024-11-25 Yuheng Xu , Taiping Zhang

Prior feature transformation based approaches to Unsupervised Domain Adaptation (UDA) employ the deep features extracted by pre-trained deep models without fine-tuning them on the specific source or target domain data for a particular…

计算机视觉与模式识别 · 计算机科学 2022-10-26 Qian Wang , Toby P. Breckon

Slow Feature Analysis (SFA) extracts slowly varying features from a quickly varying input signal. It has been successfully applied to modeling the visual receptive fields of the cortical neurons. Sufficient experimental results in…

计算机视觉与模式识别 · 计算机科学 2019-07-17 Zhang Zhang , Dacheng Tao

Unlike conventional frame-based sensors, event-based visual sensors output information through spikes at a high temporal resolution. By only encoding changes in pixel intensity, they showcase a low-power consuming, low-latency approach to…

计算机视觉与模式识别 · 计算机科学 2019-03-19 Rohan Ghosh , Anupam Gupta , Siyi Tang , Alcimar Soares , Nitish Thakor

Unsupervised domain adaptation (UDA) techniques are vital for semantic segmentation in geosciences, effectively utilizing remote sensing imagery across diverse domains. However, most existing UDA methods, which focus on domain alignment at…

计算机视觉与模式识别 · 计算机科学 2024-10-30 Xianping Ma , Xiaokang Zhang , Xingchen Ding , Man-On Pun , Siwei Ma

We propose an active learning approach for transferring representations across domains. Our approach, active adversarial domain adaptation (AADA), explores a duality between two related problems: adversarial domain alignment and importance…

计算机视觉与模式识别 · 计算机科学 2020-03-11 Jong-Chyi Su , Yi-Hsuan Tsai , Kihyuk Sohn , Buyu Liu , Subhransu Maji , Manmohan Chandraker

Industrial anomaly detection is generally addressed as an unsupervised task that aims at locating defects with only normal training samples. Recently, numerous 2D anomaly detection methods have been proposed and have achieved promising…

计算机视觉与模式识别 · 计算机科学 2024-01-18 Yuanpeng Tu , Boshen Zhang , Liang Liu , Yuxi Li , Xuhai Chen , Jiangning Zhang , Yabiao Wang , Chengjie Wang , Cai Rong Zhao

Speech emotion recognition (SER) has been one of the significant tasks in Human-Computer Interaction (HCI) applications. However, it is hard to choose the optimal features and deal with imbalance labeled data. In this article, we…

声音 · 计算机科学 2021-09-21 Nhat Truong Pham , Duc Ngoc Minh Dang , Sy Dzung Nguyen

In recent years, object detection has shown impressive results using supervised deep learning, but it remains challenging in a cross-domain environment. The variations of illumination, style, scale, and appearance in different domains can…

计算机视觉与模式识别 · 计算机科学 2019-08-12 Rongchang Xie , Fei Yu , Jiachao Wang , Yizhou Wang , Li Zhang

We propose a direct domain adaptation (DDA) approach to enrich the training of supervised neural networks on synthetic data by features from real-world data. The process involves a series of linear operations on the input features to the NN…

机器学习 · 计算机科学 2021-08-18 Tariq Alkhalifah , Oleg Ovcharenko

This paper presents a novel multi-task learning-based method for unsupervised domain adaptation. Specifically, the source and target domain classifiers are jointly learned by considering the geometry of target domain and the divergence…

计算机视觉与模式识别 · 计算机科学 2018-03-28 Jing Zhang , Wanqing Li , Philip Ogunbona

The recent surge in large-scale foundation models has spurred the development of efficient methods for adapting these models to various downstream tasks. Low-rank adaptation methods, such as LoRA, have gained significant attention due to…

计算机视觉与模式识别 · 计算机科学 2023-09-14 Sanghyeon Kim , Hyunmo Yang , Younghyun Kim , Youngjoon Hong , Eunbyung Park

In high-dimensional regression, feature selection methods, such as sequential feature selection (SeqFS), are commonly used to identify relevant features. When data is limited, domain adaptation (DA) becomes crucial for transferring…

机器学习 · 统计学 2025-01-20 Duong Tan Loc , Nguyen Thang Loi , Vo Nguyen Le Duy

Domain adaptation is a potential method to train a powerful deep neural network, which can handle the absence of labeled data. More precisely, domain adaptation solving the limitation called dataset bias or domain shift when the training…

计算机视觉与模式识别 · 计算机科学 2022-10-20 Thai-Vu Nguyen , Anh Nguyen , Nghia Le , Bac Le