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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Okorn, B. Harguess, J. |
| Copyright Year | 2014 |
| Description | Author affiliation: Space & Naval Warfare Syst. Center Pacific, San Diego, CA, USA (Okorn, B.; Harguess, J.) |
| Abstract | This paper presents two novel algorithms for estimating the (local and global) motion in a series of range images based on a polynomial expansion. The use of polynomial expansion has been quite successful in estimating optical flow in 2D imagery, but has not been used extensively in 3D or range imagery. In both methods, each range image is approximated by applying a high-order polynomial expansion to local neighborhoods within the range image. In the local motion algorithm, these approximations are then used to derive the translation or displacement estimation within the local neighborhoods from frame to frame within the series of range images (also known as range image flow). An iterative method for computing the local translations is presented. In the global motion algorithm, a global motion model framework is utilized to compute a global motion estimation based on the polynomial expansion of the range images. We evaluate the algorithms on several real-world range image sequences with promising results. |
| Sponsorship | IEEE Comput. Soc. |
| Starting Page | 299 |
| Ending Page | 306 |
| File Size | 1019828 |
| Page Count | 8 |
| File Format | |
| ISBN | 9781479943081 |
| ISSN | 21607516 |
| DOI | 10.1109/CVPRW.2014.53 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2014-06-23 |
| Publisher Place | USA |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Motion estimation Range Image Flow Estimation Range Image Optical imaging Visual Odometry Polynomials Mathematical model Optical sensors Robotics Range Image Odometry Optical Flow |
| Content Type | Text |
| Resource Type | Article |
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