English
Related papers

Related papers: Friends Across Time: Multi-Scale Action Segmentati…

200 papers

In this work, we introduce our solution to the EPIC-KITCHENS-100 2022 Action Detection challenge. One-stage Action Detection Transformer (OADT) is proposed to model the temporal connection of video segments. With the help of OADT, both the…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Lijun Li , Li'an Zhuo , Bang Zhang

The Segment Anything Model (SAM) is a powerful vision foundation model that is revolutionizing the traditional paradigm of segmentation. Despite this, a reliance on prompting each frame and large computational cost limit its usage in…

Computer Vision and Pattern Recognition · Computer Science 2024-07-03 Zijian Wu , Adam Schmidt , Peter Kazanzides , Septimiu E. Salcudean

We propose a novel solution for the task of video panoptic segmentation, that simultaneously predicts pixel-level semantic and instance segmentation and generates clip-level instance tracks. Our network, named VPS-Transformer, with a hybrid…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Andra Petrovai , Sergiu Nedevschi

Temporal human action detection aims to identify and localize action segments within untrimmed videos, serving as a pivotal task in video understanding. Despite the progress achieved by prior architectures like CNN and Transformer models,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Yicheng Qiu , Keiji Yanai

Medical image segmentation is essential for clinical diagnosis and treatment planning. Although transformer-based methods have achieved remarkable results, their high computational cost hinders clinical deployment. To address this issue, we…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Yaxuan Jiao , Qing Xu , Yuxiang Luo , Xiangjian He , Zhen Chen , Wenting Duan

Although the performance of Temporal Action Segmentation (TAS) has improved in recent years, achieving promising results often comes with a high computational cost due to dense inputs, complex model structures, and resource-intensive…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Peiyao Wang , Yuewei Lin , Erik Blasch , Jie Wei , Haibin Ling

For pursuing accurate skeleton-based action recognition, most prior methods use the strategy of combining Graph Convolution Networks (GCNs) with attention-based methods in a serial way. However, they regard the human skeleton as a complete…

Computer Vision and Pattern Recognition · Computer Science 2023-01-30 Chen Pang , Xuequan Lu , Lei Lyu

Automatic recognition of surgical activities in the operating room (OR) is a key technology for creating next generation intelligent surgical devices and workflow monitoring/support systems. Such systems can potentially enhance efficiency…

Computer Vision and Pattern Recognition · Computer Science 2020-06-30 Aidean Sharghi , Helene Haugerud , Daniel Oh , Omid Mohareri

There has been a dramatic increase in the volume of videos and their related content uploaded to the internet. Accordingly, the need for efficient algorithms to analyse this vast amount of data has attracted significant research interest.…

Computer Vision and Pattern Recognition · Computer Science 2021-11-08 Motasem Alsawadi , Miguel Rio

Minimally invasive surgery can benefit significantly from automated surgical tool detection, enabling advanced analysis and assistance. However, the limited availability of annotated data in surgical settings poses a challenge for training…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Ana Davila , Jacinto Colan , Yasuhisa Hasegawa

Recently, large-scale pre-trained vision-language models (e.g., CLIP), have garnered significant attention thanks to their powerful representative capabilities. This inspires researchers in transferring the knowledge from these large…

Computer Vision and Pattern Recognition · Computer Science 2025-06-13 Bin Wang , Wentong Li , Wenqian Wang , Mingliang Gao , Runmin Cong , Wei Zhang

Remote sensing images often suffer from substantial data loss due to factors such as thick cloud cover and sensor limitations. Existing methods for imputing missing values in remote sensing images fail to fully exploit spatiotemporal…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Zaiyan Zhang , Jining Yan , Yuanqi Liang , Jiaxin Feng , Haixu He , Li Cao

Representation learning of the task-oriented attention while tracking instrument holds vast potential in image-guided robotic surgery. Incorporating cognitive ability to automate the camera control enables the surgeon to concentrate more on…

Computer Vision and Pattern Recognition · Computer Science 2021-12-16 Mobarakol Islam , Vibashan VS , Chwee Ming Lim , Hongliang Ren

Automatic surgical workflow recognition is a key component for developing context-aware computer-assisted systems in the operating theatre. Previous works either jointly modeled the spatial features with short fixed-range temporal…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Yueming Jin , Yonghao Long , Cheng Chen , Zixu Zhao , Qi Dou , Pheng-Ann Heng

Surgical workflow analysis is of importance for understanding onset and persistence of surgical phases and individual tool usage across surgery and in each phase. It is beneficial for clinical quality control and to hospital administrators…

Image and Video Processing · Electrical Eng. & Systems 2019-05-28 Shanka Subhra Mondal , Rachana Sathish , Debdoot Sheet

Skeleton-based action recognition, which classifies human actions based on the coordinates of joints and their connectivity within skeleton data, is widely utilized in various scenarios. While Graph Convolutional Networks (GCNs) have been…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Jeonghyeok Do , Munchurl Kim

Robot-assisted surgery has made significant progress, with instrument segmentation being a critical factor in surgical intervention quality. It serves as the building block to facilitate surgical robot navigation and surgical education for…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Hongqiu Wang , Lei Zhu , Guang Yang , Yike Guo , Shichen Zhang , Bo Xu , Yueming Jin

Skeleton-based human action recognition has attracted a lot of research attention during the past few years. Recent works attempted to utilize recurrent neural networks to model the temporal dependencies between the 3D positional…

Computer Vision and Pattern Recognition · Computer Science 2017-06-27 Jun Liu , Amir Shahroudy , Dong Xu , Alex C. Kot , Gang Wang

Temporal action localization is a recently-emerging task, aiming to localize video segments from untrimmed videos that contain specific actions. Despite the remarkable recent progress, most two-stage action localization methods still suffer…

Computer Vision and Pattern Recognition · Computer Science 2019-08-05 Guoqiang Gong , Liangfeng Zheng , Kun Bai , Yadong Mu

Recognizing human actions in video sequences, known as Human Action Recognition (HAR), is a challenging task in pattern recognition. While Convolutional Neural Networks (ConvNets) have shown remarkable success in image recognition, they are…

Computer Vision and Pattern Recognition · Computer Science 2023-09-22 Nguyen Huu Phong , Bernardete Ribeiro