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We present a system for training deep neural networks for object detection using synthetic images. To handle the variability in real-world data, the system relies upon the technique of domain randomization, in which the parameters of the…

Computer Vision and Pattern Recognition · Computer Science 2018-04-25 Jonathan Tremblay , Aayush Prakash , David Acuna , Mark Brophy , Varun Jampani , Cem Anil , Thang To , Eric Cameracci , Shaad Boochoon , Stan Birchfield

Deep Neural Networks (DNNs) suffer from domain shift when the test dataset follows a distribution different from the training dataset. Domain generalization aims to tackle this issue by learning a model that can generalize to unseen…

Computer Vision and Pattern Recognition · Computer Science 2022-12-15 Yu Ding , Lei Wang , Bin Liang , Shuming Liang , Yang Wang , Fang Chen

Semantic segmentation algorithms require access to well-annotated datasets captured under diverse illumination conditions to ensure consistent performance. However, poor visibility conditions at varying illumination conditions result in…

Computer Vision and Pattern Recognition · Computer Science 2022-03-01 Pranjay Shyam , Antyanta Bangunharcana , Kuk-Jin Yoon , Kyung-Soo Kim

While deep neural networks demonstrate state-of-the-art performance on a variety of learning tasks, their performance relies on the assumption that train and test distributions are the same, which may not hold in real-world applications.…

Machine Learning · Computer Science 2021-02-18 Wenyu Zhang , Mohamed Ragab , Ramon Sagarna

Conventional Domain Adaptation (DA) methods aim to learn domain-invariant feature representations to improve the target adaptation performance. However, we motivate that domain-specificity is equally important since in-domain trained models…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Sunandini Sanyal , Ashish Ramayee Asokan , Suvaansh Bhambri , Akshay Kulkarni , Jogendra Nath Kundu , R. Venkatesh Babu

Semi-Supervised Instance Segmentation (SSIS) aims to leverage an amount of unlabeled data during training. Previous frameworks primarily utilized the RGB information of unlabeled images to generate pseudo-labels. However, such a mechanism…

Computer Vision and Pattern Recognition · Computer Science 2024-06-26 Xin Chen , Jie Hu , Xiawu Zheng , Jianghang Lin , Liujuan Cao , Rongrong Ji

Enhancing the generalization capability of deep neural networks to unseen domains is crucial for safety-critical applications in the real world such as autonomous driving. To address this issue, this paper proposes a novel instance…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Sungha Choi , Sanghun Jung , Huiwon Yun , Joanne Kim , Seungryong Kim , Jaegul Choo

Deep learning for supervised learning has achieved astonishing performance in various machine learning applications. However, annotated data is expensive and rare. In practice, only a small portion of data samples are annotated.…

Machine Learning · Computer Science 2019-06-25 Yifu Wu , Jin Wei , Rigoberto Roche

Change detection has essential significance for the region's development, in which pseudo-changes between bitemporal images induced by imaging environmental factors are key challenges. Existing transformation-based methods regard…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Qi Zang , Shuang Wang , Dong Zhao , Dou Quan , Yang Hu , Licheng Jiao

Most statistical learning algorithms rely on an over-simplified assumption, that is, the train and test data are independent and identically distributed. In real-world scenarios, however, it is common for models to encounter data from new…

Image and Video Processing · Electrical Eng. & Systems 2023-04-07 Zheyuan Zhang , Bin Wang , Lanhong Yao , Ugur Demir , Debesh Jha , Ismail Baris Turkbey , Boqing Gong , Ulas Bagci

Remarkable results have been achieved by DCNN based self-supervised depth estimation approaches. However, most of these approaches can only handle either day-time or night-time images, while their performance degrades for all-day images due…

Computer Vision and Pattern Recognition · Computer Science 2021-08-18 Lina Liu , Xibin Song , Mengmeng Wang , Yong Liu , Liangjun Zhang

Person Re-identification (ReID) aims to retrieve images of the same individual captured across non-overlapping camera views, making it a critical component of intelligent surveillance systems. Traditional ReID methods assume that the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Hyeonseo Lee , Juhyun Park , Jihyong Oh , Chanho Eom

Domain generalisation aims to promote the learning of domain-invariant features while suppressing domain-specific features, so that a model can generalise better to previously unseen target domains. An approach to domain generalisation for…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Karthik Seemakurthy , Erchan Aptoula , Charles Fox , Petra Bosilj

Researchers have been facing a difficult problem that data generation mechanisms could be influenced by internal or external factors leading to the training and test data with quite different distributions, consequently traditional…

Machine Learning · Statistics 2021-10-14 Anqi Wu

We address the issue of domain gap when making use of synthetic data to train a scene-specific object detector and pose estimator. While previous works have shown that the constraints of learning a scene-specific model can be leveraged to…

Computer Vision and Pattern Recognition · Computer Science 2018-11-15 Rawal Khirodkar , Donghyun Yoo , Kris M. Kitani

Existing domain generalization aims to learn a generalizable model to perform well even on unseen domains. For many real-world machine learning applications, the data distribution often shifts gradually along domain indices. For example, a…

Computer Vision and Pattern Recognition · Computer Science 2023-03-09 Qiuhao Zeng , Wei Wang , Fan Zhou , Charles Ling , Boyu Wang

Autonomous Driving (AD) systems exhibit markedly degraded performance under adverse environmental conditions, such as low illumination and precipitation. The underrepresentation of adverse conditions in AD datasets makes it challenging to…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Yoel Shapiro , Yahia Showgan , Koustav Mullick

Although deep neural networks enable impressive visual perception performance for autonomous driving, their robustness to varying weather conditions still requires attention. When adapting these models for changed environments, such as…

Computer Vision and Pattern Recognition · Computer Science 2022-04-22 M. Jehanzeb Mirza , Marc Masana , Horst Possegger , Horst Bischof

Hyperspectral images (HSI) classification is a high technical remote sensing software. The purpose is to reproduce a thematic map . The HSI contains more than a hundred hyperspectral measures, as bands (or simply images), of the concerned…

Computer Vision and Pattern Recognition · Computer Science 2022-11-18 Elkebir Sarhrouni , Ahmed Hammouch , Driss Aboutajdine

Semantic image segmentation (SiS) plays a fundamental role in a broad variety of computer vision applications, providing key information for the global understanding of an image. This survey is an effort to summarize two decades of research…

Computer Vision and Pattern Recognition · Computer Science 2023-02-14 Gabriela Csurka , Riccardo Volpi , Boris Chidlovskii