Optical flow-based approach
Optical Flow Based Approach for Face Recognition under Expression s and Lighting Variations
... In lighting image, Normalization based approaches seek to reduce the image to a more “canonical” form in which the illumination variations are suppressed. Although a great improvement on raw gray values, their ...
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Optical Flow and Deep Learning Based Approach to Visual Odometry
... architecture based on the contractive part of ...a flow image is computed using the FlowNetS architecture, and then that result is used as the network ...these flow images represents the change ...
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A System for Detecting Congestion using Optical Flow Approach
... is based on optical flow computations and detects patterns of crowd movement that are characteristic for lethal ...For optical flow, Horn- Schunck’s method is embodied to compute the ...
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HYPERPROPERTIES BASED OPTICAL FLOW BASED AUTONOMOUS DRIVING SYSTEM
... INTRODUCTION Tracking multiple objects in a video sequence is a bit challenging though it has been an important problem in computer vision research area. As this involves detection and tracking of multiple objects; which ...
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Optical flow by multi-scale annotated keypoints: A biological approach
... Keywords: Optical flow, multi-scale, keypoint classification, visual cortex, segregation, ...Abstract: Optical flow is the pattern of apparent motion of objects in a visual scene and the ...
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Hybrid tracking approach using optical flow and pose estimation
... information based on the optical flow provides texture-based features by using only the images to be ...tical flow [12, 13, 14, 15], the dense estimation of the motion fields gives ...
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Certain Approach of Object Tracking using Optical Flow Techniques
... novel approach for car detection and classification is presented, to a whole new level, by devising a system that takes the video of a vehicle as input, detects and classifies the vehicle based on its make ...
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ASSESSMENT OF AUTOMATED CROWD BEHAVIOUR ANALYSIS BASED ON OPTICAL FLOW
... the optical flow of a crowd scene, defining a dynamic system based on this feature is the first step in the ...algorithm. Optical flow is the apparent movement of pixels in the video ...
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Fast Uncertainty Estimation for Deep Learning Based Optical Flow
... the optical flow model, especially when it is used for mission critical fields such as robotics and aerospace, can cause catastrophic ...ones based on Bayesian neural networks have been proposed to ...
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Assessment of Automated Crowd Behaviour Analysis Based on Optical Flow
... the optical flow of a crowd scene, defining a dynamic system based on this feature is the first step in the ...algorithm. Optical flow is the apparent movement of pixels in the video ...
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Addressing the Data Scarcity of Learning-based Optical Flow Approaches
... of optical flow ground truth have several advantages and ...Middlebury’s approach based on fluorescent textures provides very accurate ground truth but is restricted to a lab environment and ...
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Video classification based on spatial gradient and optical flow descriptors
... are the two critical steps in trajectory-based methods for video classification. This paper proposes to detect trajectories by tracking the spatiotemporal feature points in salient regions instead of the entire ...
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Region Filter and Optical Flow based Video Surveillance System
... 5.1 Thresholding Thresholding is a fundamental method to convert a gray scale image into a binary mask, so that the objects of interest are separated from the background. In the difference image, the gray levels of ...
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Optical Flow-based Techniques for ExoMars Rover Autonomous Navigation
... to provide a rover with independent navigation capability. Such methods are known to be computationally intensive. This imposes severe limitations given the relatively scarce onboard computational resources on the rover. ...
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Quantification of Internal Carotid Artery Flow with Digital Subtraction Angiography: Validation of an Optical Flow Approach with Doppler Ultrasound
... the Flow through DSA The DSA-based approach represents a logical evolution of the criterion standard method for intracranial vascular anatomy as- ...tive flow measurements did not ease ...
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Inpainting methods for optical flow
... [MSB17a]). 1.3 The Goal of the Thesis The main focus of this thesis is the third step, namely the inpainting step. Until now, there was little research in this area. An important question remains unanswered—if improving ...
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Optical Flow and Principal Component Analysis-Based Motion Detection in Outdoor Videos
... joint optical flow and principal component analysis (PCA) method for motion ...analyze optical flows so that major optical flows corresponding to moving objects in a local window can be better ...
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Supervoxel-based segmentation of 3D imagery with optical flow integration for spatiotemporal processing
... cuts approach begins with sparse graph construction obtained by connecting pixels that are spatially close to each ...this approach does not utilize all of the useful information obtained from the previous ...
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A Duality Based Algorithm for TV-L 1 -Optical-Flow Image Registration
... our approach we performed qualitative and quantitative evaluations using synthetically transformed and clinical thorax CT data sets showing breathing motion and inter-subject brain data ...intensity based ...
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A no-reference optical flow-based quality evaluator for stereoscopic videos in curvelet domain
... Four evaluation criteria are chosen in the performance evaluation: Pearson linear correlation coefficient (PLCC), Spear- man rank correlation coefficient (SROCC), Kendall rank-order correlation coefficient (KROCC) and Root ...
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