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Object detection from images captured by Unmanned Aerial Vehicles (UAVs) is becoming increasingly useful. Despite the great success of the generic object detection methods trained on ground-to-ground images, a huge performance drop is…

Computer Vision and Pattern Recognition · Computer Science 2020-10-06 Zhenyu Wu , Karthik Suresh , Priya Narayanan , Hongyu Xu , Heesung Kwon , Zhangyang Wang

Domain adaptation (DA) aims to transfer knowledge learned from a labeled source domain to an unlabeled or a less labeled but related target domain. Ideally, the source and target distributions should be aligned to each other equally to…

Computer Vision and Pattern Recognition · Computer Science 2022-08-15 Jian Hu , Haowen Zhong , Junchi Yan , Shaogang Gong , Guile Wu , Fei Yang

Land cover maps are a vital input variable to many types of environmental research and management. While they can be produced automatically by machine learning techniques, these techniques require substantial training data to achieve high…

Machine Learning · Computer Science 2021-03-11 Benjamin Lucas , Charlotte Pelletier , Daniel Schmidt , Geoffrey I. Webb , François Petitjean

Deep networks devour millions of precisely annotated images to build their complex and powerful representations. Unfortunately, tasks like autonomous driving have virtually no real-world training data. Repeatedly crashing a car into a tree…

Computer Vision and Pattern Recognition · Computer Science 2025-11-03 Brady Zhou , Nimit Kalra , Philipp Krähenbühl

Most existing studies on unsupervised domain adaptation (UDA) assume that each domain's training samples come with domain labels (e.g., painting, photo). Samples from each domain are assumed to follow the same distribution and the domain…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Zhongying Deng , Kaiyang Zhou , Da Li , Junjun He , Yi-Zhe Song , Tao Xiang

Unsupervised Domain Adaptation (UDA) aims to leverage a label-rich source domain to solve tasks on a related unlabeled target domain. It is a challenging problem especially when a large domain gap lies between the source and target domains.…

Computer Vision and Pattern Recognition · Computer Science 2022-04-19 Tao Sun , Cheng Lu , Tianshuo Zhang , Haibin Ling

Topological data analysis (TDA) is a relatively new field that is gaining rapid adoption due to its robustness and ability to effectively describe complex datasets by quantifying geometric information. In imaging contexts, TDA typically…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Aaryam Sharma

Different camera sensors have different noise patterns, and thus an image denoising model trained on one sensor often does not generalize well to a different sensor. One plausible solution is to collect a large dataset for each sensor for…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Zian Qian , Chenyang Qi , Ka Lung Law , Hao Fu , Chenyang Lei , Qifeng Chen

Deep learning models such as convolutional neural networks and transformers have been widely applied to solve 3D object detection problems in the domain of autonomous driving. While existing models have achieved outstanding performance on…

Computer Vision and Pattern Recognition · Computer Science 2024-08-26 Ruixiao Zhang , Juheon Lee , Xiaohao Cai , Adam Prugel-Bennett

Land cover maps are a pivotal element in a wide range of Earth Observation (EO) applications. However, annotating large datasets to develop supervised systems for remote sensing (RS) semantic segmentation is costly and time-consuming.…

Computer Vision and Pattern Recognition · Computer Science 2023-04-18 Valerio Marsocci , Nicolas Gonthier , Anatol Garioud , Simone Scardapane , Clément Mallet

We propose a tensor-based domain alignment (DA) algorithm designed to align source and target tensors within an invariant subspace through the use of alignment matrices. These matrices along with the subspace undergo iterative optimization…

Machine Learning · Computer Science 2026-01-27 Chong Hyun Lee , Kibae Lee , Hyun Hee Yim

It has been well proved that deep networks are efficient at extracting features from a given (source) labeled dataset. However, it is not always the case that they can generalize well to other (target) datasets which very often have a…

Computer Vision and Pattern Recognition · Computer Science 2021-09-29 Alan Preciado-Grijalva , Venkata Santosh Sai Ramireddy Muthireddy

In computer vision, one is often confronted with problems of domain shifts, which occur when one applies a classifier trained on a source dataset to target data sharing similar characteristics (e.g. same classes), but also different latent…

Computer Vision and Pattern Recognition · Computer Science 2018-09-06 Bharath Bhushan Damodaran , Benjamin Kellenberger , Rémi Flamary , Devis Tuia , Nicolas Courty

Domain adaptation for object detection (DAOD) has recently drawn much attention owing to its capability of detecting target objects without any annotations. To tackle the problem, previous works focus on aligning features extracted from…

Computer Vision and Pattern Recognition · Computer Science 2022-07-21 Mirae Do , Seogkyu Jeon , Pilhyeon Lee , Kibeom Hong , Yu-seung Ma , Hyeran Byun

Domain adaptation aims to leverage a label-rich domain (the source domain) to help model learning in a label-scarce domain (the target domain). Most domain adaptation methods require the co-existence of source and target domain samples to…

Computer Vision and Pattern Recognition · Computer Science 2021-03-29 Jiayi Tian , Jing Zhang , Wen Li , Dong Xu

Benefit from large-scale training data, recent advances in Siamese-based object tracking have achieved compelling results on the normal sequences. Whilst Siamese-based trackers assume training and test data follow an identical distribution.…

Computer Vision and Pattern Recognition · Computer Science 2021-06-16 Zhongzhou Zhang , Lei Zhang

We propose an adversarial learning method to tackle a Domain Adaptation (DA) time series regression task (DANNTe). The regression aims at building a virtual copy of a sensor installed on a gas turbine, to be used in place of the physical…

Machine Learning · Computer Science 2022-01-12 Luca Strazzera , Valentina Gori , Giacomo Veneri

Over the last years, dictionary learning method has been extensively applied to deal with various computer vision recognition applications, and produced state-of-the-art results. However, when the data instances of a target domain have a…

Computer Vision and Pattern Recognition · Computer Science 2015-06-04 Zhun Zhong , Zongmin Li , Runlin Li , Xiaoxia Sun

This paper presents a parametric variational autoencoder-based human target detection and localization framework working directly with the raw analog-to-digital converter data from the frequency modulated continous wave radar. We propose a…

Computer Vision and Pattern Recognition · Computer Science 2022-07-14 Michael Stephan , Thomas Stadelmayer , Avik Santra , Georg Fischer , Robert Weigel , Fabian Lurz

Remaining Useful Life (RUL) prediction for turbofan engines plays a vital role in predictive maintenance, ensuring operational safety and efficiency in aviation. Although data-driven approaches using machine learning and deep learning have…

Machine Learning · Computer Science 2025-10-07 Yucheng Wang , Mohamed Ragab , Yubo Hou , Zhenghua Chen , Min Wu , Xiaoli Li