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Related papers: Data-Free Class-Incremental Gesture Recognition wi…

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In class-incremental learning, the objective is to learn a number of classes sequentially without having access to the whole training data. However, due to a problem known as catastrophic forgetting, neural networks suffer substantial…

Machine Learning · Computer Science 2021-06-01 Sobirdzhon Bobiev , Adil Khan , Syed Muhammad Ahsan Raza Kazmi

Exemplar-Free Class Incremental Learning is a highly challenging setting where replay memory is unavailable. Methods relying on frozen feature extractors have drawn attention recently in this setting due to their impressive performances and…

Machine Learning · Computer Science 2025-02-28 Quentin Jodelet , Xin Liu , Yin Jun Phua , Tsuyoshi Murata

Federated Continual Learning (FCL) has recently emerged as a crucial research area, as data from distributed clients typically arrives as a stream, requiring sequential learning. This paper explores a more practical and challenging FCL…

Machine Learning · Computer Science 2025-06-17 Minh-Duong Nguyen , Le-Tuan Nguyen , Quoc-Viet Pham

Recognition of surgical gesture is crucial for surgical skill assessment and efficient surgery training. Prior works on this task are based on either variant graphical models such as HMMs and CRFs, or deep learning models such as Recurrent…

Computer Vision and Pattern Recognition · Computer Science 2018-06-22 Daochang Liu , Tingting Jiang

We introduce an approach for incremental learning that preserves feature descriptors of training images from previously learned classes, instead of the images themselves, unlike most existing work. Keeping the much lower-dimensional feature…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Ahmet Iscen , Jeffrey Zhang , Svetlana Lazebnik , Cordelia Schmid

User's intentions may be expressed through spontaneous gesturing, which have been seen only a few times or never before. Recognizing such gestures involves one shot gesture learning. While most research has focused on the recognition of the…

Human-Computer Interaction · Computer Science 2017-01-24 Maria Cabrera , Richard Voyles , Juan Wachs

Class-incremental learning is a challenging problem, where the goal is to train a model that can classify data from an increasing number of classes over time. With the advancement of vision-language pre-trained models such as CLIP, they…

Computer Vision and Pattern Recognition · Computer Science 2024-07-22 Linlan Huang , Xusheng Cao , Haori Lu , Xialei Liu

Traditional Incremental Learning (IL) targets to handle sequential fully-supervised learning problems where novel classes emerge from time to time. However, due to inherent annotation uncertainty and ambiguity, collecting high-quality…

Machine Learning · Computer Science 2025-05-08 Rui Wang , Mingxuan Xia , Chang Yao , Lei Feng , Junbo Zhao , Gang Chen , Haobo Wang

Existing gesture interfaces only work with a fixed set of gestures defined either by interface designers or by users themselves, which introduces learning or demonstration efforts that diminish their naturalness. Humans, on the other hand,…

Computation and Language · Computer Science 2024-11-05 Xin Zeng , Xiaoyu Wang , Tengxiang Zhang , Chun Yu , Shengdong Zhao , Yiqiang Chen

Facial expression recognition is a pivotal component in machine learning, facilitating various applications. However, convolutional neural networks (CNNs) are often plagued by catastrophic forgetting, impeding their adaptability. The…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Israel A. Laurensi , Alceu de Souza Britto , Jean Paul Barddal , Alessandro Lameiras Koerich

The gesture recognition using motion capture data and depth sensors has recently drawn more attention in vision recognition. Currently most systems only classify dataset with a couple of dozens different actions. Moreover, feature…

Computer Vision and Pattern Recognition · Computer Science 2014-09-02 Kyunghyun Cho , Xi Chen

Standard deep learning-based classification approaches require collecting all samples from all classes in advance and are trained offline. This paradigm may not be practical in real-world clinical applications, where new classes are…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Sana Ayromlou , Purang Abolmaesumi , Teresa Tsang , Xiaoxiao Li

Class incremental learning consists in training discriminative models to classify an increasing number of classes over time. However, doing so using only the newly added class data leads to the known problem of catastrophic forgetting of…

Machine Learning · Computer Science 2024-05-15 Quentin Ferdinand , Gilles Le Chenadec , Benoit Clement , Panagiotis Papadakis , Quentin Oliveau

Mitigating catastrophic forgetting is a key hurdle in continual learning. Deep Generative Replay (GR) provides techniques focused on generating samples from prior tasks to enhance the model's memory capabilities using generative AI models…

Machine Learning · Computer Science 2024-03-25 Khanh Doan , Quyen Tran , Tung Lam Tran , Tuan Nguyen , Dinh Phung , Trung Le

Continual learning (CL) aims to develop techniques by which a single model adapts to an increasing number of tasks encountered sequentially, thereby potentially leveraging learnings across tasks in a resource-efficient manner. A major…

Machine Learning · Computer Science 2022-04-18 Rishabh Tiwari , Krishnateja Killamsetty , Rishabh Iyer , Pradeep Shenoy

Egocentric gestures are the most natural form of communication for humans to interact with wearable devices such as VR/AR helmets and glasses. A major issue in such scenarios for real-world applications is that may easily become necessary…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Zhengwei Wang , Qi She , Tejo Chalasani , Aljosa Smolic

Exemplar-free class-incremental learning (EFCIL) aims to retain old knowledge acquired in the previous task while learning new classes, without storing the previous images due to storage constraints or privacy concerns. In EFCIL, the…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Hiroto Honda

In-place gesture-based virtual locomotion techniques enable users to control their viewpoint and intuitively move in the 3D virtual environment. A key research problem is to accurately and quickly recognize in-place gestures, since they can…

Human-Computer Interaction · Computer Science 2022-09-05 Lizhi Zhao , Xuequan Lu , Qianyue Bao , Meili Wang

Providing users with accurate gestural interfaces, such as gesture recognition based on wrist-worn devices, is a key challenge in mixed reality. However, static machine learning processes in gesture recognition assume that training and test…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Junxiao Shen , Matthias De Lange , Xuhai "Orson" Xu , Enmin Zhou , Ran Tan , Naveen Suda , Maciej Lazarewicz , Per Ola Kristensson , Amy Karlson , Evan Strasnick

In this work, we explore the possibility of using synthetically generated data for video-based gesture recognition with large pre-trained models. We consider whether these models have sufficiently robust and expressive representation spaces…

Computer Vision and Pattern Recognition · Computer Science 2024-10-04 Arun Reddy , Ketul Shah , Corban Rivera , William Paul , Celso M. De Melo , Rama Chellappa