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Related papers: Predictive Coding Networks Meet Action Recognition

200 papers

A fundamental challenge in machine learning today is to build a model that can learn from few examples. Here, we describe a reservoir based spiking neural model for learning to recognize actions with a limited number of labeled videos.…

Neural and Evolutionary Computing · Computer Science 2017-10-23 Priyadarshini Panda , Narayan Srinivasa

Knowing the 3D motions in a dynamic scene is essential to many vision applications. Recent progress is mainly focused on estimating the activity of some specific elements like humans. In this paper, we leverage a neural motion field for…

Computer Vision and Pattern Recognition · Computer Science 2023-04-07 Liangchen Song , Xuan Gong , Benjamin Planche , Meng Zheng , David Doermann , Junsong Yuan , Terrence Chen , Ziyan Wu

We propose a new self-supervised CNN pre-training technique based on a novel auxiliary task called "odd-one-out learning". In this task, the machine is asked to identify the unrelated or odd element from a set of otherwise related elements.…

Computer Vision and Pattern Recognition · Computer Science 2017-04-06 Basura Fernando , Hakan Bilen , Efstratios Gavves , Stephen Gould

One significant factor we expect the video representation learning to capture, especially in contrast with the image representation learning, is the object motion. However, we found that in the current mainstream video datasets, some action…

Computer Vision and Pattern Recognition · Computer Science 2020-12-17 Jinpeng Wang , Yuting Gao , Ke Li , Jianguo Hu , Xinyang Jiang , Xiaowei Guo , Rongrong Ji , Xing Sun

Automatic portrait video matting is an under-constrained problem. Most state-of-the-art methods only exploit the semantic information and process each frame individually. Their performance is compromised due to the lack of temporal…

Computer Vision and Pattern Recognition · Computer Science 2021-09-14 Qiqi Hou , Charlie Wang

The quality of data representation in deep learning methods is directly related to the prior model imposed on the representations; however, generally used fixed priors are not capable of adjusting to the context in the data. To address this…

Machine Learning · Computer Science 2013-03-18 Rakesh Chalasani , Jose C. Principe

Predicting the future motion of traffic agents is crucial for safe and efficient autonomous driving. To this end, we present PredictionNet, a deep neural network (DNN) that predicts the motion of all surrounding traffic agents together with…

Interactive autonomous applications require robustness of the perception engine to artifacts in unconstrained videos. In this paper, we examine the effect of camera motion on the task of action detection. We develop a novel ranking method…

Computer Vision and Pattern Recognition · Computer Science 2022-05-03 Burhan A. Mudassar , Sho Ko , Maojingjing Li , Priyabrata Saha , Saibal Mukhopadhyay

Although CNN has reached satisfactory performance in image-related tasks, using CNN to process videos is much more challenging due to the enormous size of raw video streams. In this work, we propose to use motion vectors and residuals from…

Image and Video Processing · Electrical Eng. & Systems 2019-10-08 Haoyuan Cao , Shining Yu , Jiashi Feng

In contrast to the widely studied problem of recognizing an action given a complete sequence, action anticipation aims to identify the action from only partially available videos. As such, it is therefore key to the success of computer…

Computer Vision and Pattern Recognition · Computer Science 2017-08-16 Mohammad Sadegh Aliakbarian , Fatemeh Sadat Saleh , Mathieu Salzmann , Basura Fernando , Lars Petersson , Lars Andersson

In recent years, many works in the video action recognition literature have shown that two stream models (combining spatial and temporal input streams) are necessary for achieving state of the art performance. In this paper we show the…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Yinxiao Li , Zhichao Lu , Xuehan Xiong , Jonathan Huang

Visual priming is known to affect the human visual system to allow detection of scene elements, even those that may have been near unnoticeable before, such as the presence of camouflaged animals. This process has been shown to be an effect…

Computer Vision and Pattern Recognition · Computer Science 2017-11-20 Amir Rosenfeld , Mahdi Biparva , John K. Tsotsos

Learning actions from human demonstration is an emerging trend for designing intelligent robotic systems, which can be referred as video to command. The performance of such approach highly relies on the quality of video captioning. However,…

Computer Vision and Pattern Recognition · Computer Science 2019-09-11 Shuo Yang , Wei Zhang , Weizhi Lu , Hesheng Wang , Yibin Li

We use multilayer Long Short Term Memory (LSTM) networks to learn representations of video sequences. Our model uses an encoder LSTM to map an input sequence into a fixed length representation. This representation is decoded using single or…

Machine Learning · Computer Science 2016-01-05 Nitish Srivastava , Elman Mansimov , Ruslan Salakhutdinov

Despite the recent success of end-to-end learned representations, hand-crafted optical flow features are still widely used in video analysis tasks. To fill this gap, we propose TVNet, a novel end-to-end trainable neural network, to learn…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Lijie Fan , Wenbing Huang , Chuang Gan , Stefano Ermon , Boqing Gong , Junzhou Huang

Conventionally, spatiotemporal modeling network and its complexity are the two most concentrated research topics in video action recognition. Existing state-of-the-art methods have achieved excellent accuracy regardless of the complexity…

Computer Vision and Pattern Recognition · Computer Science 2021-01-06 Wenhao Wu , Dongliang He , Tianwei Lin , Fu Li , Chuang Gan , Errui Ding

As the success of deep models has led to their deployment in all areas of computer vision, it is increasingly important to understand how these representations work and what they are capturing. In this paper, we shed light on deep…

Computer Vision and Pattern Recognition · Computer Science 2018-01-08 Christoph Feichtenhofer , Axel Pinz , Richard P. Wildes , Andrew Zisserman

We propose a deep learning based novel prediction framework for enhanced bandwidth reduction in motion transfer enabled video applications such as video conferencing, virtual reality gaming and privacy preservation for patient health…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Xue Bai , Tasmiah Haque , Sumit Mohan , Yuliang Cai , Byungheon Jeong , Adam Halasz , Srinjoy Das

Recent advances in deep learning have significantly improved performance of video prediction. However, state-of-the-art methods still suffer from blurriness and distortions in their future predictions, especially when there are large…

Computer Vision and Pattern Recognition · Computer Science 2020-03-20 Osamu Shouno

In this paper, we propose Two-Stream AMTnet, which leverages recent advances in video-based action representation[1] and incremental action tube generation[2]. Majority of the present action detectors follow a frame-based representation, a…

Computer Vision and Pattern Recognition · Computer Science 2020-04-06 Suman Saha , Gurkirt Singh , Fabio Cuzzolin