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Pseudo-haptics techniques are interesting alternatives for generating haptic perceptions, which entails the manipulation of haptic perception through the appropriate alteration of primarily visual feedback in response to body movements.…

Human-Computer Interaction · Computer Science 2023-11-28 Yutaro Hirao , Takuji Narumi , Ferran Argelaguet , Anatole Lecuyer

Computer-assisted multimodal training is an effective way of learning complex motor skills in various applications. In particular disciplines (eg. healthcare) incompetency in performing dexterous hands-on examinations (clinical palpation)…

Human-Computer Interaction · Computer Science 2020-01-17 A. Asadipour , K. Debattista , V. Patel , A. Chalmers

Robotic palpation relies on force sensing, but force signals in soft-tissue environments are variable and cannot reliably reveal subtle subsurface features. We present a compact multimodal sensor that integrates high-resolution vision-based…

Traditional medical training faces challenges like ethical concerns, safety risks, and high costs. VR technology offers a promising solution but is limited by low complexity and lack of tactile feedback. This paper presents a cost-effective…

Human-Computer Interaction · Computer Science 2024-11-11 Lim Zheng Jie , Kian Meng Yap

Some forces in nature are difficult to comprehend due to their non-intuitive and abstract nature. Forces driving gyroscopic precession are invisible, yet their effect is very important in a variety of applications, from space navigation to…

Human-Computer Interaction · Computer Science 2019-08-27 Felix Hamza-Lup

In this paper, we propose a real-time adaptive prediction method to calculate smooth and accurate haptic feedback in complex scenarios. Smooth haptic feedback is an important task for haptic rendering with complex virtual objects. However,…

Human-Computer Interaction · Computer Science 2016-03-23 Xiyuan Hou , Olga Sourina

A central problem in biomechanical studies of personalised human left ventricular (LV) modelling is estimating the material properties and biophysical parameters from in-vivo clinical measurements in a time frame suitable for use within a…

Applications · Statistics 2019-05-16 Vinny Davies , Umberto Noè , Alan Lazarus , Hao Gao , Benn Macdonald , Colin Berry , Xiaoyu Luo , Dirk Husmeier

Histopathology images; microscopy images of stained tissue biopsies contain fundamental prognostic information that forms the foundation of pathological analysis and diagnostic medicine. However, diagnostics from histopathology images…

Computer Vision and Pattern Recognition · Computer Science 2019-10-30 Aïcha BenTaieb , Ghassan Hamarneh

Surgical simulators have been widely used in training and evaluation of physicians and surgeons. Virtual reality augmented with haptic technology has made it feasible to develop more realistic surgical simulators. In this context, we set…

Medical Physics · Physics 2022-05-19 Reza Karimzadeh , Javad Sheikh , Hamed Azarnoush , Hossein Arabi

Tactile sensors are believed to be essential in robotic manipulation, and prior works often rely on experts to reason the sensor feedback and design a controller. With the recent advancement in data-driven approaches, complicated…

Robotics · Computer Science 2023-05-24 Ya-Yen Tsai , Bidan Huang , Yu Zheng , Lei Han , Wang Wei Lee , Edward Johns

We develop a real-time state estimation system to recover the pose and contact formation of an object relative to its environment. In this paper, we focus on the application of inserting an object picked by a suction cup into a tight space,…

Robotics · Computer Science 2018-03-22 Kuan-Ting Yu , Alberto Rodriguez

Current virtual reality (VR) training simulators of liver punctures often rely on static 3D patient data and use an unrealistic (sinusoidal) periodic animation of the respiratory movement. Existing methods for the animation of breathing…

Computer Vision and Pattern Recognition · Computer Science 2017-08-08 Andre Mastmeyer , Matthias Wilms , Heinz Handels

Self-supervised vision models have achieved notable success in digital pathology. However, their domain-agnostic transformer architectures are not originally designed to account for fundamental biological elements of histopathology images,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Sevda Öğüt , Cédric Vincent-Cuaz , Natalia Dubljevic , Carlos Hurtado , Vaishnavi Subramanian , Pascal Frossard , Dorina Thanou

Robotic surgery has been proven to offer clear advantages during surgical procedures, however, one of the major limitations is obtaining haptic feedback. Since it is often challenging to devise a hardware solution with accurate force…

Computer Vision and Pattern Recognition · Computer Science 2019-04-02 Cong Gao , Xingtong Liu , Michael Peven , Mathias Unberath , Austin Reiter

Tactile information is important for gripping, stable grasp, and in-hand manipulation, yet the complexity of tactile data prevents widespread use of such sensors. We make use of an unsupervised learning algorithm that transforms the complex…

Robotics · Computer Science 2016-06-24 Maximilian Karl , Justin Bayer , Patrick van der Smagt

We propose a haptic system that applies forces or skin deformation to the user's arm, rather than at the fingertips, for believable interaction with virtual objects as an alternative to complex thimble devices. Such a haptic system would be…

Robotics · Computer Science 2019-11-21 Mine Sarac , Allison M. Okamura , Massimiliano Di Luca

Pathology images of histopathology can be acquired from camera-mounted microscopes or whole slide scanners. Utilizing similarity calculations to match patients based on these images holds significant potential in research and clinical…

Image and Video Processing · Electrical Eng. & Systems 2024-03-25 H. R. Tizhoosh , Liron Pantanowitz

Contact-rich manipulation tasks with stiff frictional elements like connector insertion are difficult to model with rigid-body simulators. In this work, we propose a new approach for modeling these environments by learning a quasi-static…

Robotics · Computer Science 2023-12-15 Kevin Tracy , Zachary Manchester , Ajinkya Jain , Keegan Go , Stefan Schaal , Tom Erez , Yuval Tassa

Haptic feedback can improve safety of teleoperated robots when situational awareness is limited or operators are inattentive. Standard potential field approaches increase haptic resistance as an obstacle is approached, which is desirable…

Robotics · Computer Science 2024-01-09 Ninghan Zhong , Kris Hauser

Pathology deals with the practice of discovering the reasons for disease by analyzing the body samples. The most used way in this field, is to use histology which is basically studying and viewing microscopic structures of cell and tissues.…

Image and Video Processing · Electrical Eng. & Systems 2021-11-08 Virender Ranga , Shivam Gupta , Priyansh Agrawal , Jyoti Meena