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Related papers: Zero-Shot Action Recognition in Videos: A Survey

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Human action recognition has been an important topic in computer vision due to its many applications such as video surveillance, human machine interaction and video retrieval. One core problem behind these applications is automatically…

Computer Vision and Pattern Recognition · Computer Science 2015-01-27 Guangchun Cheng , Yiwen Wan , Abdullah N. Saudagar , Kamesh Namuduri , Bill P. Buckles

Visual semantic segmentation aims at separating a visual sample into diverse blocks with specific semantic attributes and identifying the category for each block, and it plays a crucial role in environmental perception. Conventional…

Computer Vision and Pattern Recognition · Computer Science 2022-11-16 Wenqi Ren , Yang Tang , Qiyu Sun , Chaoqiang Zhao , Qing-Long Han

Human action recognition is an important application domain in computer vision. Its primary aim is to accurately describe human actions and their interactions from a previously unseen data sequence acquired by sensors. The ability to…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Hieu H. Pham , Louahdi Khoudour , Alain Crouzil , Pablo Zegers , Sergio A. Velastin

In this paper, we investigate large-scale zero-shot activity recognition by modeling the visual and linguistic attributes of action verbs. For example, the verb "salute" has several properties, such as being a light movement, a social act,…

Computation and Language · Computer Science 2017-09-05 Rowan Zellers , Yejin Choi

Recognizing human actions based on videos has became one of the most popular areas of research in computer vision in recent years. This area has many applications such as surveillance, robotics, health care, video search and human-computer…

Computer Vision and Pattern Recognition · Computer Science 2021-03-10 Aytekin Nebisoy , Saber Malekzadeh

Feature selection, an effective technique for dimensionality reduction, plays an important role in many machine learning systems. Supervised knowledge can significantly improve the performance. However, faced with the rapid growth of newly…

Computer Vision and Pattern Recognition · Computer Science 2021-07-15 Zheng Wang , Qiao Wang , Tingzhang Zhao , Xiaojun Ye

Part of the appeal of Visual Question Answering (VQA) is its promise to answer new questions about previously unseen images. Most current methods demand training questions that illustrate every possible concept, and will therefore never…

Computer Vision and Pattern Recognition · Computer Science 2016-11-22 Damien Teney , Anton van den Hengel

In this paper, different techniques of few-shot, zero-shot, and regular object detection have been investigated. The need for few-shot learning and zero-shot learning techniques is crucial and arises from the limitations and challenges in…

Computer Vision and Pattern Recognition · Computer Science 2024-06-25 Maged Badawi , Mohammedyahia Abushanab , Sheethal Bhat , Andreas Maier

The success of Zero-shot Action Recognition (ZSAR) methods is intrinsically related to the nature of semantic side information used to transfer knowledge, although this aspect has not been primarily investigated in the literature. This work…

Computer Vision and Pattern Recognition · Computer Science 2022-09-27 Valter Estevam , Rayson Laroca , Helio Pedrini , David Menotti

Video recognition models are typically trained on fixed taxonomies which are often too coarse, collapsing distinctions in object, manner or outcome under a single label. As tasks and definitions evolve, such models cannot accommodate…

Computer Vision and Pattern Recognition · Computer Science 2026-02-19 Kaiting Liu , Hazel Doughty

Zero-shot recognition aims to accurately recognize objects of unseen classes by using a shared visual-semantic mapping between the image feature space and the semantic embedding space. This mapping is learned on training data of seen…

Computer Vision and Pattern Recognition · Computer Science 2017-03-21 Yanan Li , Donghui Wang , Huanhang Hu , Yuetan Lin , Yueting Zhuang

Zero-shot skeleton-based action recognition aims to recognize actions of unseen categories after training on data of seen categories. The key is to build the connection between visual and semantic space from seen to unseen classes. Previous…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Yujie Zhou , Wenwen Qiang , Anyi Rao , Ning Lin , Bing Su , Jiaqi Wang

Zero-shot action recognition relies on transferring knowledge from vision-language models to unseen actions using semantic descriptions. While recent methods focus on temporal modeling or architectural adaptations to handle video data, we…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Salman Iqbal , Waheed Rehman

Standard methods for video recognition use large CNNs designed to capture spatio-temporal data. However, training these models requires a large amount of labeled training data, containing a wide variety of actions, scenes, settings and…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 AJ Piergiovanni , Michael S. Ryoo

We propose a visual analytics system to help a user analyze and steer zero-shot learning models. Zero-shot learning has emerged as a viable scenario for categorizing data that consists of no labeled examples, and thus a promising approach…

Human-Computer Interaction · Computer Science 2020-09-14 Saroj Sahoo , Matthew Berger

As we move towards large-scale object detection, it is unrealistic to expect annotated training data, in the form of bounding box annotations around objects, for all object classes at sufficient scale, and so methods capable of unseen…

Computer Vision and Pattern Recognition · Computer Science 2019-03-20 Pengkai Zhu , Hanxiao Wang , Venkatesh Saligrama

The growing demand for surveillance in public spaces presents significant challenges due to the shortage of human resources. Current AI-based video surveillance systems heavily rely on core computer vision models that require extensive…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Joao Pereira , Vasco Lopes , David Semedo , Joao Neves

Object detection in videos plays a crucial role in advancing applications such as public safety and anomaly detection. Existing methods have explored different techniques, including CNN, deep learning, and Transformers, for object detection…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Badhan Chandra Das , M. Hadi Amini , Yanzhao Wu

This paper provides a framework to hash images containing instances of unknown object classes. In many object recognition problems, we might have access to huge amount of data. It may so happen that even this huge data doesn't cover the…

Computer Vision and Pattern Recognition · Computer Science 2016-10-11 Shubham Pachori , Shanmuganathan Raman

Zero-shot classification is a promising paradigm to solve an applicable problem when the training classes and test classes are disjoint. Achieving this usually needs experts to externalize their domain knowledge by manually specifying a…

Human-Computer Interaction · Computer Science 2021-08-17 Shichao Jia , Zeyu Li , Nuo Chen , Jiawan Zhang