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Purpose: In order to produce a surgical gesture recognition system that can support a wide variety of procedures, either a very large annotated dataset must be acquired, or fitted models must generalize to new labels (so called "zero-shot"…

Computer Vision and Pattern Recognition · Computer Science 2024-08-23 Mingxing Rao , Yinhong Qin , Soheil Kolouri , Jie Ying Wu , Daniel Moyer

Zero-shot learning, the task of learning to recognize new classes not seen during training, has received considerable attention in the case of 2D image classification. However, despite the increasing ubiquity of 3D sensors, the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Ali Cheraghian , Shafinn Rahman , Townim F. Chowdhury , Dylan Campbell , Lars Petersson

Zero-shot learning (ZSL) enables solving a task without the need to see its examples. In this paper, we propose two ZSL frameworks that learn to synthesize parameters for novel unseen classes. First, we propose to cast the problem of ZSL as…

Computer Vision and Pattern Recognition · Computer Science 2019-07-19 Soravit Changpinyo , Wei-Lun Chao , Boqing Gong , Fei Sha

Large language models (LLMs) have been effectively used for many computer vision tasks, including image classification. In this paper, we present a simple yet effective approach for zero-shot image classification using multimodal LLMs.…

Computer Vision and Pattern Recognition · Computer Science 2025-06-27 Abdelrahman Abdelhamed , Mahmoud Afifi , Alec Go

We introduce a novel, closed-form approach for selective unlearning in multimodal models, specifically targeting pretrained models such as CLIP. Our method leverages nullspace projection to erase the target class information embedded in the…

Computer Vision and Pattern Recognition · Computer Science 2025-12-17 Ashish Mishra , Tarun Kumar , Gyanaranjan Nayak , Arpit Shah , Suparna Bhattacharya , Martin Foltin

We propose a novel Generalized Zero-Shot learning (GZSL) method that is agnostic to both unseen images and unseen semantic vectors during training. Prior works in this context propose to map high-dimensional visual features to the semantic…

Computer Vision and Pattern Recognition · Computer Science 2019-04-10 Pengkai Zhu , Hanxiao Wang , Venkatesh Saligrama

One of the main issues related to unsupervised machine learning is the cost of processing and extracting useful information from large datasets. In this work, we propose a classifier ensemble based on the transferable learning capabilities…

Computer Vision and Pattern Recognition · Computer Science 2021-07-09 Luis Lucas , David Tomas , Jose Garcia-Rodriguez

We propose direct multimodal few-shot models that learn a shared embedding space of spoken words and images from only a few paired examples. Imagine an agent is shown an image along with a spoken word describing the object in the picture,…

Computation and Language · Computer Science 2021-07-30 Leanne Nortje , Herman Kamper

The widespread use of cameras in our society has created an overwhelming amount of video data, far exceeding the capacity for human monitoring. This presents a critical challenge for public safety and security, as the timely detection of…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Pascal Benschop , Cristian Meo , Justin Dauwels , Jelte P. Mense

The fusion of vision and language has brought about a transformative shift in computer vision through the emergence of Vision-Language Models (VLMs). However, the resource-intensive nature of existing VLMs poses a significant challenge. We…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Jordan Shipard , Arnold Wiliem , Kien Nguyen Thanh , Wei Xiang , Clinton Fookes

Zero-shot learning (ZSL) aims to recognize unseen image categories by learning an embedding space between image and semantic representations. For years, among existing works, it has been the center task to learn the proper mapping matrices…

Computer Vision and Pattern Recognition · Computer Science 2018-03-20 Yan Li , Junge Zhang , Jianguo Zhang , Kaiqi Huang

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

Action recognition in videos has attracted a lot of attention in the past decade. In order to learn robust models, previous methods usually assume videos are trimmed as short sequences and require ground-truth annotations of each video…

Computer Vision and Pattern Recognition · Computer Science 2019-02-21 Xiao-Yu Zhang , Haichao Shi , Changsheng Li , Kai Zheng , Xiaobin Zhu , Lixin Duan

We introduce the isoperimetric loss as a regularization criterion for learning the map from a visual representation to a semantic embedding, to be used to transfer knowledge to unknown classes in a zero-shot learning setting. We use a…

Machine Learning · Computer Science 2019-12-05 Shay Deutsch , Andrea Bertozzi , Stefano Soatto

Deep learning has achieved great success in recognizing video actions, but the collection and annotation of training data are still quite laborious, which mainly lies in two aspects: (1) the amount of required annotated data is large; (2)…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Yixiong Zou , Shanghang Zhang , Guangyao Chen , Yonghong Tian , Kurt Keutzer , José M. F. Moura

Compositional zero-shot learning (CZSL) aims to recognize novel compositions of attributes and objects learned from seen compositions. Previous works disentangle attributes and objects by extracting shared and exclusive parts between the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Xudong Yan , Songhe Feng , Yang Zhang , Jian Yang , Yueguan Lin , Haojun Fei

This paper presents a method of zero-shot learning (ZSL) which poses ZSL as the missing data problem, rather than the missing label problem. Specifically, most existing ZSL methods focus on learning mapping functions from the image feature…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Bo Zhao , Botong Wu , Tianfu Wu , Yizhou Wang

In this report we present an unsupervised image registration framework, using a pre-trained deep neural network as a feature extractor. We refer this to zero-shot learning, due to nonoverlap between training and testing dataset (none of the…

Computer Vision and Pattern Recognition · Computer Science 2019-08-20 Avinash Kori , Ganapathi Krishnamurthi

Current Zero-Shot Learning (ZSL) approaches are restricted to recognition of a single dominant unseen object category in a test image. We hypothesize that this setting is ill-suited for real-world applications where unseen objects appear…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Shafin Rahman , Salman Khan , Fatih Porikli

World action models (WAMs) have emerged as a promising direction for robot policy learning, as they can leverage powerful video backbones to model the future states. However, existing approaches often rely on separate action modules, or use…

Computer Vision and Pattern Recognition · Computer Science 2026-04-16 Haoyu Zhen , Zixian Gao , Qiao Sun , Yilin Zhao , Yuncong Yang , Yilun Du , Pengsheng Guo , Tsun-Hsuan Wang , Yi-Ling Qiao , Chuang Gan
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