Hidden Markov Models and Variational Calculus used to model vehicle trajectories
Abstract: We present a variational technique for finding low curvature smooth approximations to trajectories in the plane. The method is applied to short segments of a vehicle trajectory in a known ground plane. Estimates of the speed and steering angle are obtained for each segment and the motion during the segment is assigned to one of the four classes: ahead, left, right, stop. A hidden Markov model for the motion of the car is constructed and the Viterbi algorithm is used to find the sequence of... (Update)
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.... that link the triangles between frames, or, at a higher level, as a continuous function of time, describing those transformations [5]. The advantage of considering the trajectory model and the three dimensional shape model together, is that we can define a single...
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BibTeX entry: (Update)
R. Fraile and S. J. Maybank. Vehicle trajectory approximation and classification. In P. H. Lewis and M. S. Nixon, editors, British Machine Vision Conference, 1998. http://citeseer.ist.psu.edu/fraile98vehicle.html More
@inproceedings{ fraile1998a,
author = "R. Fraile and S. J. Maybank",
title = "Vehicle Trajectory Approximation and Classification",
editor = "Paul H. Lewis and Mark S. Nixon",
booktitle = "British Machine Vision Conference",
year = "1998",
url = "citeseer.ist.psu.edu/fraile98vehicle.html" }
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