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In medical image diagnosis, pathology image analysis using semantic segmentation becomes important for efficient screening as a field of digital pathology. The spatial augmentation is ordinary used for semantic segmentation. Tumor images…

Machine Learning · Computer Science 2021-03-04 Takato Yasuno

Existing data augmentation in self-supervised learning, while diverse, fails to preserve the inherent structure of natural images. This results in distorted augmented samples with compromised semantic information, ultimately impacting…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Renan A. Rojas-Gomez , Karan Singhal , Ali Etemad , Alex Bijamov , Warren R. Morningstar , Philip Andrew Mansfield

Understanding the intricate workflows of cataract surgery requires modeling complex interactions between surgical tools, anatomical structures, and procedural techniques. Existing datasets primarily address isolated aspects of surgical…

Computer Vision and Pattern Recognition · Computer Science 2025-06-30 Felix Holm , Gözde Ünver , Ghazal Ghazaei , Nassir Navab

Surgical tool segmentation in endoscopic images is the first step towards pose estimation and (sub-)task automation in challenging minimally invasive surgical operations. While many approaches in the literature have shown great results…

Robotics · Computer Science 2019-02-14 Cristian da Costa Rocha , Nicolas Padoy , Benoit Rosa

Following the technological advancements in medicine, the operation rooms are evolving into intelligent environments. The context-aware systems (CAS) can comprehensively interpret the surgical state, enable real-time warning, and support…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Negin Ghamsarian

Automatic tool detection from surgical imagery has a multitude of useful applications, such as real-time computer assistance for the surgeon. Using the successful residual network architecture, a system that can distinguish 21 different…

Computer Vision and Pattern Recognition · Computer Science 2018-05-16 Jonas Prellberg , Oliver Kramer

Purpose. Given the high level of expertise required for navigation and interpretation of ultrasound images, computational simulations can facilitate the training of such skills in virtual reality. With ray-tracing based simulations,…

Image and Video Processing · Electrical Eng. & Systems 2021-01-22 Lin Zhang , Tiziano Portenier , Orcun Goksel

In many manufacturing settings, annotating data for machine learning and computer vision is costly, but synthetic data can be generated at significantly lower cost. Substituting the real-world data with synthetic data is therefore appealing…

Machine Learning · Computer Science 2024-06-28 Lukas Malte Kemeter , Rasmus Hvingelby , Paulina Sierak , Tobias Schön , Bishwajit Gosswam

Neural Style Transfer has shown very exciting results enabling new forms of image manipulation. Here we extend the existing method to introduce control over spatial location, colour information and across spatial scale. We demonstrate how…

Computer Vision and Pattern Recognition · Computer Science 2017-05-12 Leon A. Gatys , Alexander S. Ecker , Matthias Bethge , Aaron Hertzmann , Eli Shechtman

Semi-supervised learning has attracted much attention due to its less dependence on acquiring abundant annotations from experts compared to fully supervised methods, which is especially important for medical image segmentation which…

Computer Vision and Pattern Recognition · Computer Science 2024-10-24 Yichi Zhang , Jin Yang , Yuchen Liu , Yuan Cheng , Yuan Qi

Cataract surgery is a frequently performed procedure that demands automation and advanced assistance systems. However, gathering and annotating data for training such systems is resource intensive. The publicly available data also comprises…

With mobile apps rapidly permeating all aspects of daily living with use by all segments of the population, it is crucial to support the evaluation of app usability for specific impaired users to improve app accessibility. In this work, we…

Human-Computer Interaction · Computer Science 2025-03-18 Kenny Tsu Wei Choo , Rajesh Krishna Balan , Youngki Lee

Over the past decade, computer vision applications in minimally invasive surgery have rapidly increased. Despite this growth, the impact of surgical computer vision remains limited compared to other medical fields like pathology and…

Simulation is a useful tool in situations where training data for machine learning models is costly to annotate or even hard to acquire. In this work, we propose a reinforcement learning-based method for automatically adjusting the…

Machine Learning · Computer Science 2019-05-15 Nataniel Ruiz , Samuel Schulter , Manmohan Chandraker

Suboptimal generalization of machine learning models on unseen data is a key challenge which hampers the clinical applicability of such models to medical imaging. Although various methods such as domain adaptation and domain generalization…

Image and Video Processing · Electrical Eng. & Systems 2021-08-04 Rikiya Yamashita , Jin Long , Snikitha Banda , Jeanne Shen , Daniel L. Rubin

Synthetic data is becoming increasingly integral in data-scarce fields such as medical imaging, serving as a substitute for real data. However, its inherent statistical characteristics can significantly impact downstream tasks, potentially…

Computer Vision and Pattern Recognition · Computer Science 2024-12-23 Krishan Agyakari Raja Babu , Rachana Sathish , Mrunal Pattanaik , Rahul Venkataramani

The development of algorithms for automation of subtasks during robotic surgery can be accelerated by the availability of realistic simulation environments. In this work, we focus on one aspect of the realism of a surgical simulator, which…

Robotics · Computer Science 2024-06-12 Juan Antonio Barragan , Hisashi Ishida , Adnan Munawar , Peter Kazanzides

Owing to the lack of defect samples in industrial product quality inspection, trained segmentation model tends to overfit when applied online. To address this problem, we propose a defect sample simulation algorithm based on neural style…

Computer Vision and Pattern Recognition · Computer Science 2019-10-09 Taoran Wei , Danhua Cao , Xingru Jiang , Caiyun Zheng , Lizhe Liu

Photorealistic style transfer is the task of synthesizing a realistic-looking image when adapting the content from one image to appear in the style of another image. Modern models commonly embed a transformation that fuses features…

Computer Vision and Pattern Recognition · Computer Science 2022-10-13 Tai-Yin Chiu , Danna Gurari

Capturing and labeling camera images in the real world is an expensive task, whereas synthesizing labeled images in a simulation environment is easy for collecting large-scale image data. However, learning from only synthetic images may not…

Computer Vision and Pattern Recognition · Computer Science 2018-07-06 Tadanobu Inoue , Subhajit Chaudhury , Giovanni De Magistris , Sakyasingha Dasgupta