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Laparoscopic surgery constrains surgeons spatial awareness because procedures are performed through a monocular, two-dimensional (2D) endoscopic view. Conventional training methods using dry-lab models or recorded videos provide limited…

Human-Computer Interaction · Computer Science 2025-11-05 Songyang Liu , Yunpeng Tan , Shuai Li

Diffusion models have demonstrated impressive performance in generating high-quality videos from text prompts or images. However, precise control over the video generation process, such as camera manipulation or content editing, remains a…

Computer Vision and Pattern Recognition · Computer Science 2025-01-10 Zekai Gu , Rui Yan , Jiahao Lu , Peng Li , Zhiyang Dou , Chenyang Si , Zhen Dong , Qifeng Liu , Cheng Lin , Ziwei Liu , Wenping Wang , Yuan Liu

We present Stable View Synthesis (SVS). Given a set of source images depicting a scene from freely distributed viewpoints, SVS synthesizes new views of the scene. The method operates on a geometric scaffold computed via…

Computer Vision and Pattern Recognition · Computer Science 2021-05-04 Gernot Riegler , Vladlen Koltun

Accurate segmentation of surgical instrument tip is an important task for enabling downstream applications in robotic surgery, such as surgical skill assessment, tool-tissue interaction and deformation modeling, as well as surgical…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Jiaqi Liu , Yonghao Long , Kai Chen , Cheuk Hei Leung , Zerui Wang , Qi Dou

Recognizing pain in video is crucial for improving patient-computer interaction systems, yet traditional data collection in this domain raises significant ethical and logistical challenges. This study introduces a novel approach that…

Computer Vision and Pattern Recognition · Computer Science 2024-09-26 Jonas Nasimzada , Jens Kleesiek , Ken Herrmann , Alina Roitberg , Constantin Seibold

Automated surgical step recognition is an important task that can significantly improve patient safety and decision-making during surgeries. Existing state-of-the-art methods for surgical step recognition either rely on separate,…

Computer Vision and Pattern Recognition · Computer Science 2023-07-22 Nisarg A. Shah , Shameema Sikder , S. Swaroop Vedula , Vishal M. Patel

Visual autoregressive (VAR) models generate images through next-scale prediction, naturally achieving coarse-to-fine, fast, high-fidelity synthesis mirroring human perception. In practice, this hierarchy can drift at inference time, as…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Youngwoo Shin , Jiwan Hur , Junmo Kim

We present Stable Video 3D (SV3D) -- a latent video diffusion model for high-resolution, image-to-multi-view generation of orbital videos around a 3D object. Recent work on 3D generation propose techniques to adapt 2D generative models for…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Vikram Voleti , Chun-Han Yao , Mark Boss , Adam Letts , David Pankratz , Dmitry Tochilkin , Christian Laforte , Robin Rombach , Varun Jampani

Creating high-dynamic videos such as motion-rich actions and sophisticated visual effects poses a significant challenge in the field of artificial intelligence. Unfortunately, current state-of-the-art video generation methods, primarily…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Yan Zeng , Guoqiang Wei , Jiani Zheng , Jiaxin Zou , Yang Wei , Yuchen Zhang , Hang Li

3D reconstruction of biological tissues from a collection of endoscopic images is a key to unlock various important downstream surgical applications with 3D capabilities. Existing methods employ various advanced neural rendering techniques…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Chenxin Li , Brandon Y. Feng , Yifan Liu , Hengyu Liu , Cheng Wang , Weihao Yu , Yixuan Yuan

Novel view synthesis (NVS) has shown significant promise for applications in cinematographic production, particularly through the exploitation of Neural Radiance Fields (NeRF) and Gaussian Splatting (GS). These methods model real 3D scenes,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Adrian Azzarelli , Nantheera Anantrasirichai , David R Bull

We introduce the dynamic grasp synthesis task: given an object with a known 6D pose and a grasp reference, our goal is to generate motions that move the object to a target 6D pose. This is challenging, because it requires reasoning about…

Computer Vision and Pattern Recognition · Computer Science 2022-04-18 Sammy Christen , Muhammed Kocabas , Emre Aksan , Jemin Hwangbo , Jie Song , Otmar Hilliges

This work presents a novel approach for the early recognition of the type of a laparoscopic surgery from its video. Early recognition algorithms can be beneficial to the development of 'smart' OR systems that can provide automatic…

Computer Vision and Pattern Recognition · Computer Science 2019-09-06 Siddharth Kannan , Gaurav Yengera , Didier Mutter , Jacques Marescaux , Nicolas Padoy

From professional filmmaking to user-generated content, creators and consumers have long recognized that the power of video depends on the harmonious integration of what we hear (the video's audio track) with what we see (the video's image…

DuctTake is a system designed to enable practical compositing of multiple takes of a scene into a single video. Current industry solutions are based around object segmentation, a hard problem that requires extensive manual input and…

Computer Vision and Pattern Recognition · Computer Science 2021-01-14 Jan Rueegg , Oliver Wang , Aljoscha Smolic , Markus Gross

Novel View Synthesis plays a crucial role by generating new 2D renderings from multi-view images of 3D scenes. However, capturing high-speed scenes with conventional cameras often leads to motion blur, hindering the effectiveness of 3D…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Jiyuan Zhang , Kang Chen , Shiyan Chen , Yajing Zheng , Tiejun Huang , Zhaofei Yu

Human motion synthesis is an important problem with applications in graphics, gaming and simulation environments for robotics. Existing methods require accurate motion capture data for training, which is costly to obtain. Instead, we…

Computer Vision and Pattern Recognition · Computer Science 2022-08-15 Kevin Xie , Tingwu Wang , Umar Iqbal , Yunrong Guo , Sanja Fidler , Florian Shkurti

Synthesizing dynamic appearances of humans in motion plays a central role in applications such as AR/VR and video editing. While many recent methods have been proposed to tackle this problem, handling loose garments with complex textures…

Computer Vision and Pattern Recognition · Computer Science 2021-11-12 Tuanfeng Y. Wang , Duygu Ceylan , Krishna Kumar Singh , Niloy J. Mitra

Surgical video understanding is a crucial prerequisite for advancing Computer-Assisted Surgery. While vision-language models (VLMs) have recently been applied to the surgical domain, existing surgical vision-language datasets lack in…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Lennart Maack , Alexander Schlaefer

While existing approaches excel at recognising current surgical phases, they provide limited foresight and intraoperative guidance into future procedural steps. Similarly, current anticipation methods are constrained to predicting…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Maxence Boels , Yang Liu , Prokar Dasgupta , Alejandro Granados , Sebastien Ourselin