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OPTICAL FLOW APPLIED TO TIME-LAPSE IMAGE SERIES TO ESTIMATE GLACIER MOTION IN THE SOUTHERN PATAGONIA ICE FIELD
optical flow time-lapse imagery motion detection glacier
2016/11/30
In this work, we assessed the feasibility of using optical flow to obtain the motion estimation of a glacier. In general, former investigations used to detect glacier changes involve solutions that re...
A Comparative Study on Gradient-Based Approaches for Optical Flow Estimation
Optical Flow Analysis Movement Detection Object Tracking Image Sequence Measurement Image Processing Computer Vision
2015/1/6
The most readily available motion parameter from sequential image is optical flow. Among various optical flow estimation techniques, gradient-based approach is a common technique. This approach is bas...
AUTOMATIC STEREO MATCHING USING OPTICAL FLOW FOR 3D OBJECT MODELING
Optical Flow 3D Object Modeling Stereo Matching Coplanarity Condition Line Tracking Sequential Images
2015/1/6
In order to acquire 3D spatial data for objects using stereo image, stereo matching such as SSDA, area based matching and so on have been proposed. However, there are some issues for efficient 3D obje...