The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 23, 2015

Filed:

May. 31, 2011
Applicants:

Moe Z. Win, Framingham, MA (US);

Santiago Mazuelas, Cambridge, MA (US);

Yuan Shen, Cambridge, MA (US);

Inventors:

Moe Z. Win, Framingham, MA (US);

Santiago Mazuelas, Cambridge, MA (US);

Yuan Shen, Cambridge, MA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/20 (2006.01); G01C 21/16 (2006.01); G01S 19/45 (2010.01); G01S 19/47 (2010.01); G01S 5/02 (2010.01);
U.S. Cl.
CPC ...
G01C 21/206 (2013.01); G01C 21/165 (2013.01); G01S 19/45 (2013.01); G01S 19/47 (2013.01); G01S 5/0278 (2013.01);
Abstract

A general framework for parametric filters is based on belief condensation (BC), which can cope with highly nonlinear and non-Gaussian system models. The methodology exploits the specific structure of the problem and decomposes it in such a way that the linear and Gaussian part can be solved in closed form, while the remaining parts are addressed by an optimization process, referred to as BC. Simulation results show that the performance of the proposed BC filter is close to that of the particle filter, but with a much lower complexity.


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