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Recent advances in imitation learning have shown significant promise for robotic control and embodied intelligence. However, achieving robust generalization across diverse mounted camera observations remains a critical challenge. In this…

计算机视觉与模式识别 · 计算机科学 2024-11-27 Travis Davies , Jiahuan Yan , Xiang Chen , Yu Tian , Yueting Zhuang , Yiqi Huang , Luhui Hu

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…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Shreyank N Gowda , Laura Sevilla-Lara , Frank Keller , Marcus Rohrbach

Zero-shot learning (ZSL) recognizes the unseen classes by conducting visual-semantic interactions to transfer semantic knowledge from seen classes to unseen ones, supported by semantic information (e.g., attributes). However, existing ZSL…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Shiming Chen , Wenjin Hou , Salman Khan , Fahad Shahbaz Khan

Zero-shot learning (ZSL) for image classification focuses on recognizing novel categories that have no labeled data available for training. The learning is generally carried out with the help of mid-level semantic descriptors associated…

计算机视觉与模式识别 · 计算机科学 2019-03-29 Debasmit Das , C. S. George Lee

While neural networks have shown impressive performance on large datasets, applying these models to tasks where little data is available remains a challenging problem. In this paper we propose to use feature transfer in a zero-shot…

计算与语言 · 计算机科学 2018-08-30 Javid Dadashkarimi , Alexander Fabbri , Sekhar Tatikonda , Dragomir R. Radev

Deep Reinforcement Learning (RL) models often fail to generalize when even small changes occur in the environment's observations or task requirements. Addressing these shifts typically requires costly retraining, limiting the reusability of…

机器学习 · 计算机科学 2025-03-05 Antonio Pio Ricciardi , Valentino Maiorca , Luca Moschella , Riccardo Marin , Emanuele Rodolà

Shot boundary detection (SBD) is an important component of many video analysis tasks, such as action recognition, video indexing, summarization and editing. Previous work typically used a combination of low-level features like color…

计算机视觉与模式识别 · 计算机科学 2017-05-24 Michael Gygli

Zero-shot learning (ZSL) tackles the novel class recognition problem by transferring semantic knowledge from seen classes to unseen ones. Existing attention-based models have struggled to learn inferior region features in a single image by…

计算机视觉与模式识别 · 计算机科学 2022-12-14 Shiming Chen , Ziming Hong , Wenjin Hou , Guo-Sen Xie , Yibing Song , Jian Zhao , Xinge You , Shuicheng Yan , Ling Shao

Although reinforcement learning (RL) can solve many challenging sequential decision making problems, achieving zero-shot transfer across related tasks remains a challenge. The difficulty lies in finding a good representation for the current…

机器学习 · 计算机科学 2025-03-24 Tyler Ingebrand , Amy Zhang , Ufuk Topcu

Sign language recognition from sequences of monocular images or 2D poses is a challenging field, not only due to the difficulty to infer 3D information from 2D data, but also due to the temporal relationship between the sequences of…

计算机视觉与模式识别 · 计算机科学 2022-04-07 Silvan Ferreira , Esdras Costa , Márcio Dahia , Jampierre Rocha

Human action recognition (HAR) is a high-level and significant research area in computer vision due to its ubiquitous applications. The main limitations of the current HAR models are their complex structures and lengthy training time. In…

计算机视觉与模式识别 · 计算机科学 2023-09-14 K. Alomar , X. Cai

Zero-shot learning (ZSL) aims to learn models that can recognize unseen image semantics based on the training of data with seen semantics. Recent studies either leverage the global image features or mine discriminative local patch features…

计算机视觉与模式识别 · 计算机科学 2022-03-30 De Cheng , Gerong Wang , Bo Wang , Qiang Zhang , Jungong Han , Dingwen Zhang

The recent advances in transfer learning techniques and pre-training of large contextualized encoders foster innovation in real-life applications, including dialog assistants. Practical needs of intent recognition require effective data…

计算与语言 · 计算机科学 2022-06-23 Dmitry Lamanov , Pavel Burnyshev , Ekaterina Artemova , Valentin Malykh , Andrey Bout , Irina Piontkovskaya

In this paper, we propose self-supervised training for video transformers using unlabeled video data. From a given video, we create local and global spatiotemporal views with varying spatial sizes and frame rates. Our self-supervised…

计算机视觉与模式识别 · 计算机科学 2022-03-22 Kanchana Ranasinghe , Muzammal Naseer , Salman Khan , Fahad Shahbaz Khan , Michael Ryoo

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…

计算机视觉与模式识别 · 计算机科学 2017-03-21 Yanan Li , Donghui Wang , Huanhang Hu , Yuetan Lin , Yueting Zhuang

Zero-shot learning (ZSL) models rely on learning a joint embedding space where both textual/semantic description of object classes and visual representation of object images can be projected to for nearest neighbour search. Despite the…

计算机视觉与模式识别 · 计算机科学 2019-07-22 Li Zhang , Tao Xiang , Shaogang Gong

Temporal action localization aims to predict the boundary and category of each action instance in untrimmed long videos. Most of previous methods based on anchors or proposals neglect the global-local context interaction in entire video…

计算机视觉与模式识别 · 计算机科学 2022-09-16 Yizheng Ouyang , Tianjin Zhang , Weibo Gu , Hongfa Wang

This paper proposes a novel Zero-Shot Action Recognition~(ZSAR) method based on contrastive learning. In ZSAR, we aim to classify examples from classes that were missing during training. Two well-known problems remain in ZSAR: the semantic…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Valter Estevam , Rayson Laroca , Helio Pedrini , David Menotti

In some of object recognition problems, labeled data may not be available for all categories. Zero-shot learning utilizes auxiliary information (also called signatures) describing each category in order to find a classifier that can…

计算机视觉与模式识别 · 计算机科学 2016-06-01 Seyed Mohsen Shojaee , Mahdieh Soleymani Baghshah

How does one represent an action? How does one describe an action that we have never seen before? Such questions are addressed by the Zero Shot Learning paradigm, where a model is trained on only a subset of classes and is evaluated on its…

计算机视觉与模式识别 · 计算机科学 2019-11-27 Bhavan Jasani , Afshaan Mazagonwalla