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Policies trained in simulation often fail when transferred to the real world due to the `reality gap' where the simulator is unable to accurately capture the dynamics and visual properties of the real world. Current approaches to tackle…

Robotics · Computer Science 2021-05-21 Yuqing Du , Olivia Watkins , Trevor Darrell , Pieter Abbeel , Deepak Pathak

Robotic ultrasound (US) systems have shown great potential to make US examinations easier and more accurate. Recently, various machine learning techniques have been proposed to realize automatic US image interpretation for robotic US…

Robotics · Computer Science 2023-05-17 Keyu Li , Xinyu Mao , Chengwei Ye , Ang Li , Yangxin Xu , Max Q. -H. Meng

In the last few years, unpaired image-to-image translation has witnessed remarkable progress. Although the latest methods are able to generate realistic images, they crucially rely on a large number of labeled images. Recently, some methods…

Computer Vision and Pattern Recognition · Computer Science 2020-04-03 Yaxing Wang , Salman Khan , Abel Gonzalez-Garcia , Joost van de Weijer , Fahad Shahbaz Khan

Recent advances in generative models and adversarial training have led to a flourishing image-to-image (I2I) translation literature. The current I2I translation approaches require training images from the two domains that are either all…

Computer Vision and Pattern Recognition · Computer Science 2019-09-19 Samarth Shukla , Luc Van Gool , Radu Timofte

Sim2real transfer has received increasing attention lately due to the success of learning robotic tasks in simulation end-to-end. While there has been a lot of progress in transferring vision-based navigation policies, the existing sim2real…

Sound · Computer Science 2024-09-12 Changan Chen , Jordi Ramos , Anshul Tomar , Kristen Grauman

Recent image-to-image translation works have been transferred from supervised to unsupervised settings due to the expensive cost of capturing or labeling large amounts of paired data. However, current unsupervised methods using the…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Pan Zhang , Jianmin Bao , Ting Zhang , Dong Chen , Fang Wen

A self-driving car must be able to reliably handle adverse weather conditions (e.g., snowy) to operate safely. In this paper, we investigate the idea of turning sensor inputs (i.e., images) captured in an adverse condition into a benign one…

Computer Vision and Pattern Recognition · Computer Science 2022-09-26 Youya Xia , Josephine Monica , Wei-Lun Chao , Bharath Hariharan , Kilian Q Weinberger , Mark Campbell

Real world data, especially in the domain of robotics, is notoriously costly to collect. One way to circumvent this can be to leverage the power of simulation to produce large amounts of labelled data. However, training models on simulated…

Sim-to-real gap has long posed a significant challenge for robot learning in simulation, preventing the deployment of learned models in the real world. Previous work has primarily focused on domain randomization and system identification to…

Computer Vision and Pattern Recognition · Computer Science 2025-01-15 Ziyang Xie , Zhizheng Liu , Zhenghao Peng , Wayne Wu , Bolei Zhou

Automation holds the potential to assist surgeons in robotic interventions, shifting their mental work load from visuomotor control to high level decision making. Reinforcement learning has shown promising results in learning complex…

There has been considerable interest in the MR physics-based simulation of a database of virtual cardiac MR images for the development of deep-learning analysis networks. However, the employment of such a database is limited or shows…

Image and Video Processing · Electrical Eng. & Systems 2022-08-10 Sina Amirrajab , Yasmina Al Khalil , Cristian Lorenz , Jurgen Weese , Josien Pluim , Marcel Breeuwer

Image-to-image translation aims to learn the mapping between two visual domains. There are two main challenges for this task: 1) lack of aligned training pairs and 2) multiple possible outputs from a single input image. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2019-12-19 Hsin-Ying Lee , Hung-Yu Tseng , Qi Mao , Jia-Bin Huang , Yu-Ding Lu , Maneesh Singh , Ming-Hsuan Yang

If we want to train robots in simulation before deploying them in reality, it seems natural and almost self-evident to presume that reducing the sim2real gap involves creating simulators of increasing fidelity (since reality is what it is).…

Robotics · Computer Science 2022-11-29 Joanne Truong , Max Rudolph , Naoki Yokoyama , Sonia Chernova , Dhruv Batra , Akshara Rai

Image-to-image translation aims to learn a mapping between a source and a target domain, enabling tasks such as style transfer, appearance transformation, and domain adaptation. In this work, we explore a diffusion-based framework for…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Qiang Zhu , Kuan Lu , Menghao Huo , Yuxiao Li

Performance on benchmark datasets has drastically improved with advances in deep learning. Still, cross-dataset generalization performance remains relatively low due to the domain shift that can occur between two different datasets. This…

Computer Vision and Pattern Recognition · Computer Science 2019-01-08 Alexandra Carlson , Katherine A. Skinner , Ram Vasudevan , Matthew Johnson-Roberson

The usefulness of deep learning models in robotics is largely dependent on the availability of training data. Manual annotation of training data is often infeasible. Synthetic data is a viable alternative, but suffers from domain gap. We…

Computer Vision and Pattern Recognition · Computer Science 2022-11-18 Benedikt T. Imbusch , Max Schwarz , Sven Behnke

Simulation-based testing of automated driving systems (ADS) is the industry standard, being a controlled, safe, and cost-effective alternative to real-world testing. Despite these advantages, virtual simulations often fail to accurately…

Software Engineering · Computer Science 2024-04-30 Stefano Carlo Lambertenghi , Andrea Stocco

Image to image translation aims to learn a mapping that transforms an image from one visual domain to another. Recent works assume that images descriptors can be disentangled into a domain-invariant content representation and a…

Computer Vision and Pattern Recognition · Computer Science 2020-08-13 Raul Gomez , Yahui Liu , Marco De Nadai , Dimosthenis Karatzas , Bruno Lepri , Nicu Sebe

Every recent image-to-image translation model inherently requires either image-level (i.e. input-output pairs) or set-level (i.e. domain labels) supervision. However, even set-level supervision can be a severe bottleneck for data collection…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Kyungjune Baek , Yunjey Choi , Youngjung Uh , Jaejun Yoo , Hyunjung Shim

Sim-to-real transfer remains a critical bottleneck for deploying dexterous manipulation policies learned in simulation to real-world robots. Existing approaches rely on manually designed domain randomization or task-specific adaptation,…

Robotics · Computer Science 2026-05-08 Zijian Zeng , Fei Ding , Huiming Yang , Xianwei Li , Yuhao Liao