نتایج جستجو برای: video classification

تعداد نتایج: 655518  

Journal: :Scientific Programming 2021

A sports training video classification model based on deep learning is studied for targeting low accuracy caused by the randomness of objective movement in video. The camera calibration technology used to restore position target real three-dimensional space. After video, preprocessed. input segment divided into equal length segments obtain subvideo segment. motion vector field, brightness featu...

Journal: :Indian journal of science and technology 2023

Background: With the proliferation of machine learning and its applications in a variety spheres that are important to humans their day-to-day lives, there is pressing need for automatic detection models can identify abnormal behaviors or acts violence. Methods: This study examines model uses ensemble boosting histograms oriented gradients (HOG) detect violent content from feature vector with s...

ژورنال: محاسبات نرم 2014

People re-identification is one of the most important and fundamental processes in video surveillance systems. The accuracy and efficiency of this task influence the effectiveness of the subsequent processes. Event detection and behavior analysis are instances of such subsequent processes that are classified in semantic levels. In people re-identification, having an image or video of an individ...

2017
Aaron Chadha Alhabib Abbas Yiannis Andreopoulos

We investigate video classification via a 3D deep convolutional neural network (CNN) that directly ingests compressed bitstream information. This idea is based on the observation that video macroblock (MB) motion vectors (that are very compact and directly available from the compressed bitstream) are inherently capturing local spatio-temporal changes in each video scene. Our results on two stan...

Journal: :DEStech Transactions on Computer Science and Engineering 2019

Journal: :Indian Scientific Journal Of Research In Engineering And Management 2023

The rise of useful multimedia applications has sparked a rush to perfect video compression methods. Over the last decade, there been lot interest in using motion-compensated frame interpolation (MCFI) methods boost rate during playback both academic and consumer electronics sectors. Interpolation refers process defining values function at places that are not represented by any examples. It acco...

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