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Related papers: ECAT: Event Capture Annotation Tool

200 papers

Multimodal large language models (MLLMs) are flourishing, but mainly focus on images with less attention than videos, especially in sub-fields such as prompt engineering, video chain-of-thought (CoT), and instruction tuning on videos.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Yan Wang , Yawen Zeng , Jingsheng Zheng , Xiaofen Xing , Jin Xu , Xiangmin Xu

The e-learning community has been producing and using video content for a long time, and in the last years, the advent of MOOCs greatly relied on video recordings of teacher courses. Video annotations are information pieces that can be…

Computers and Society · Computer Science 2014-04-18 Olivier Aubert , Yannick Prié , Camila Canellas

Sign(ed) languages use gestures, such as hand or head movements, for communication. Sign language recognition is an assistive technology for individuals with hearing disability and its goal is to improve such individuals' life quality by…

Human-Computer Interaction · Computer Science 2019-11-04 Mohammad Eslami , Mahdi Karami , Sedigheh Eslami , Solale Tabarestani , Farah Torkamani-Azar , Christoph Meinel

Psychological studies indicate that emotional states are expressed in the way people walk and the human gait is investigated in terms of its ability to reveal a person's emotional state. And Microsoft Kinect is a rapidly developing,…

Computers and Society · Computer Science 2015-08-05 Shun Li , Changye Zhu , Liqing Cui , Nan Zhao , Baobin Li , Tingshao Zhu

With the increasing complexity of mobile device applications, these devices are evolving toward high agility. This shift imposes new demands on mobile sensing, particularly in achieving high-accuracy and low-latency. Event-based vision has…

Manually annotated data is key to developing text-mining and information-extraction algorithms. However, human annotation requires considerable time, effort and expertise. Given the rapid growth of biomedical literature, it is paramount to…

Human-Computer Interaction · Computer Science 2020-04-27 Rezarta Islamaj , Dongseop Kwon , Sun Kim , Zhiyong Lu

The Annotation Graph Toolkit (AGTK) is a collection of software which facilitates development of linguistic annotation tools. AGTK provides a database interface which allows applications to use a database server for persistent storage. This…

Computation and Language · Computer Science 2007-05-23 Xiaoyi Ma , Haejoong Lee , Steven Bird , Kazuaki Maeda

This tech report gives an introduction to two annotation toolboxes that enable the creation of pixel and polygon-based masks as well as bounding boxes around objects of interest. Both toolboxes support the annotation of sequential images in…

Computer Vision and Pattern Recognition · Computer Science 2018-09-11 Chris H. Bahnsen , Andreas Møgelmose , Thomas B. Moeslund

Video event extraction aims to detect salient events from a video and identify the arguments for each event as well as their semantic roles. Existing methods focus on capturing the overall visual scene of each frame, ignoring fine-grained…

Computer Vision and Pattern Recognition · Computer Science 2022-11-08 Guang Yang , Manling Li , Jiajie Zhang , Xudong Lin , Shih-Fu Chang , Heng Ji

In this paper, Gated-ViGAT, an efficient approach for video event recognition, utilizing bottom-up (object) information, a new frame sampling policy and a gating mechanism is proposed. Specifically, the frame sampling policy uses weighted…

Computer Vision and Pattern Recognition · Computer Science 2023-01-19 Nikolaos Gkalelis , Dimitrios Daskalakis , Vasileios Mezaris

Event cameras capture changes in brightness with microsecond precision and remain reliable under motion blur and challenging illumination, offering clear advantages for modeling highly dynamic scenes. Yet, their integration with natural…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Lingdong Kong , Dongyue Lu , Ao Liang , Rong Li , Yuhao Dong , Tianshuai Hu , Lai Xing Ng , Wei Tsang Ooi , Benoit R. Cottereau

Linking human motion and natural language is of great interest for the generation of semantic representations of human activities as well as for the generation of robot activities based on natural language input. However, while there have…

Robotics · Computer Science 2018-08-10 Matthias Plappert , Christian Mandery , Tamim Asfour

Gait recognition enables non-intrusive, privacy-preserving identification but suffers in uncontrolled environments due to illumination and motion sensitivity of conventional cameras. In this work, we explore gait recognition using event…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Senyan Xu , Shuai Chen , Chuanfu Shen , Kean Liu , Zhijing Sun , Chengzhi Cao , Xueyang Fu

Annotation of multimedia data by humans is time-consuming and costly, while reliable automatic generation of semantic metadata is a major challenge. We propose a framework to extract semantic metadata from automatically generated video…

Computer Vision and Pattern Recognition · Computer Science 2023-09-14 Johannes Scherer , Ansgar Scherp , Deepayan Bhowmik

Event Detection (ED) is an important task in natural language processing. In the past few years, many datasets have been introduced for advancing ED machine learning models. However, most of these datasets are under-explored because not…

Computation and Language · Computer Science 2022-04-27 Wenlong Zhang , Bhagyashree Ingale , Hamza Shabir , Tianyi Li , Tian Shi , Ping Wang

Event cameras have recently been shown beneficial for practical vision tasks, such as action recognition, thanks to their high temporal resolution, power efficiency, and reduced privacy concerns. However, current research is hindered by 1)…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Jiazhou Zhou , Xu Zheng , Yuanhuiyi Lyu , Lin Wang

Action recognition and localization in complex, untrimmed videos remain a formidable challenge in computer vision, largely due to the limitations of existing methods in capturing fine-grained actions, long-term temporal dependencies, and…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Liyang Peng , Sihan Zhu , Yunjie Guo

Anticipating future actions is a highly challenging task due to the diversity and scale of potential future actions; yet, information from different modalities help narrow down plausible action choices. Each modality can provide diverse and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-30 Apoorva Beedu , Harish Haresamudram , Karan Samel , Irfan Essa

Electronic health records (EHR) contain large volumes of unstructured text, requiring the application of Information Extraction (IE) technologies to enable clinical analysis. We present the open-source Medical Concept Annotation Toolkit…

Sign language is one of the most effective communication tools for people with hearing difficulties. Most existing works focus on improving the performance of sign language tasks on RGB videos, which may suffer from degraded recording…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Pengyu Zhang , Hao Yin , Zeren Wang , Wenyue Chen , Shengming Li , Dong Wang , Huchuan Lu , Xu Jia