English
Related papers

Related papers: Text-Enhanced Zero-Shot Action Recognition: A trai…

200 papers

Given an image and a target modification (e.g an image of the Eiffel tower and the text "without people and at night-time"), Compositional Image Retrieval (CIR) aims to retrieve the relevant target image in a database. While supervised…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Shyamgopal Karthik , Karsten Roth , Massimiliano Mancini , Zeynep Akata

Large Language Models (LLMs) have shown impressive zero-shot performance across a variety of Natural Language Processing tasks, including document re-ranking. However, their effectiveness degrades on unseen tasks and domains, largely due to…

Information Retrieval · Computer Science 2025-05-02 Marco Braga , Pranav Kasela , Alessandro Raganato , Gabriella Pasi

Zero-shot learning (ZSL) aims at recognizing unseen class examples (e.g., images) with knowledge transferred from seen classes. This is typically achieved by exploiting a semantic feature space shared by both seen and unseen classes, e.g.,…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Jingcai Guo

Zero-shot compositional action recognition (ZS-CAR) aims to identify unseen verb-object compositions in the videos by exploiting the learned knowledge of verb and object primitives during training. Despite compositional learning's progress…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Gefan Ye , Lin Li , Kexin Li , Jun Xiao , Long Chen

Video understanding has long suffered from reliance on large labeled datasets, motivating research into zero-shot learning. Recent progress in language modeling presents opportunities to advance zero-shot video analysis, but constructing an…

Computer Vision and Pattern Recognition · Computer Science 2024-10-24 Shreyank N Gowda , Laura Sevilla-Lara

Zero-shot learning (ZSL) is a promising approach to generalizing a model to categories unseen during training by leveraging class attributes, but challenges remain. Recently, methods using generative models to combat bias towards classes…

Computer Vision and Pattern Recognition · Computer Science 2023-12-06 Vinay K Verma , Nikhil Mehta , Kevin J Liang , Aakansha Mishra , Lawrence Carin

Zero-shot learning (ZSL) aims to transfer knowledge from seen classes to semantically related unseen classes, which are absent during training. The promising strategies for ZSL are to synthesize visual features of unseen classes conditioned…

Artificial Intelligence · Computer Science 2021-12-30 Yun Li , Zhe Liu , Lina Yao , Xiaojun Chang

Zero-shot action recognition is the task of recognizingaction classes without visual examples, only with a seman-tic embedding which relates unseen to seen classes. Theproblem can be seen as learning a function which general-izes well to…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Shreyank N Gowda , Laura Sevilla-Lara , Frank Keller , Marcus Rohrbach

In this paper, we examined the zero-shot activity recognition task with the usage of videos. We introduce an auto-encoder based model to construct a multimodal joint embedding space between the visual and textual manifolds. On the visual…

Computer Vision and Pattern Recognition · Computer Science 2020-02-07 Evin Pinar Ornek

As generative AI continues to evolve, Vision Language Models (VLMs) have emerged as promising tools in various healthcare applications. One area that remains relatively underexplored is their use in human activity recognition (HAR) for…

Computation and Language · Computer Science 2025-11-18 Abderrazek Abid , Thanh-Cong Ho , Fakhri Karray

Zero-shot learning (ZSL) aims at recognizing classes for which no visual sample is available at training time. To address this issue, one can rely on a semantic description of each class. A typical ZSL model learns a mapping between the…

Computer Vision and Pattern Recognition · Computer Science 2022-09-29 Celina Hanouti , Hervé Le Borgne

Conventional human activity recognition (HAR) relies on classifiers trained to predict discrete activity classes, inherently limiting recognition to activities explicitly present in the training set. Such classifiers would invariably fail,…

Artificial Intelligence · Computer Science 2025-01-14 Lala Shakti Swarup Ray , Bo Zhou , Sungho Suh , Paul Lukowicz

Text-to-Video (T2V) models are capable of synthesizing high-quality, temporally coherent dynamic video content, but the diverse generation also inherently introduces critical safety challenges. Existing safety evaluation methods,which focus…

Computer Vision and Pattern Recognition · Computer Science 2026-03-12 Jiaming He , Guanyu Hou , Hongwei Li , Zhicong Huang , Kangjie Chen , Yi Yu , Wenbo Jiang , Guowen Xu , Tianwei Zhang

Foundational multimodal models pre-trained on large scale image-text pairs or video-text pairs or both have shown strong generalization abilities on downstream tasks. However unlike image-text models, pretraining video-text models is always…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Avinash Madasu , Anahita Bhiwandiwalla , Vasudev Lal

Methods proposed in the literature for zero-shot learning (ZSL) are typically suitable for offline learning and cannot continually learn from sequential streaming data. The sequential data comes in the form of tasks during training.…

Computer Vision and Pattern Recognition · Computer Science 2022-09-27 Chandan Gautam , Sethupathy Parameswaran , Ashish Mishra , Suresh Sundaram

Recent text-to-image matching models apply contrastive learning to large corpora of uncurated pairs of images and sentences. While such models can provide a powerful score for matching and subsequent zero-shot tasks, they are not capable of…

Computer Vision and Pattern Recognition · Computer Science 2022-04-01 Yoad Tewel , Yoav Shalev , Idan Schwartz , Lior Wolf

Despite remarkable progress in Vision-Language-Action models (VLAs) for robot manipulation, these large pre-trained models require fine-tuning to be deployed in specific environments. These fine-tuned models are highly sensitive to camera…

Robotics · Computer Science 2026-03-09 Hyeongjun Heo , Seungyeon Woo , Sang Min Kim , Junho Kim , Junho Lee , Yonghyeon Lee , Young Min Kim

Recent developments in vision language models (VLM) have shown great potential for diverse applications related to image understanding. In this study, we have explored state-of-the-art VLM models for vision-based transportation engineering…

Computer Vision and Pattern Recognition · Computer Science 2024-09-05 Sanjita Prajapati , Tanu Singh , Chinmay Hegde , Pranamesh Chakraborty

Zero-shot navigation is a critical challenge in Vision-Language Navigation (VLN) tasks, where the ability to adapt to unfamiliar instructions and to act in unknown environments is essential. Existing supervised learning-based models,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Dingbang Li , Wenzhou Chen , Xin Lin

Latent Action Models (LAMs) have rapidly gained traction as an important component in the pre-training pipelines of leading Vision-Language-Action models. However, they fail when observations contain action-correlated distractors, often…