Hybrid non-parametric belief propagation for localization in wireless networks

Author(s):  
P.-A. Oikonomou-Filandras ◽  
Kai-Kit Wong

2012 ◽  
Vol 11 (4) ◽  
pp. 1587-1595 ◽  
Author(s):  
Henk Wymeersch ◽  
Federico Penna ◽  
Vladimir Savic


2012 ◽  
Vol 20 (4) ◽  
pp. 1276-1289 ◽  
Author(s):  
Cai Hong Kai ◽  
Soung Chang Liew


2011 ◽  
Vol 5 (15) ◽  
pp. 2130-2140 ◽  
Author(s):  
C. Liu ◽  
O.W.W. Yang ◽  
M. Li ◽  
Y. Shu


Author(s):  
J. Hollick ◽  
P. Helmholz ◽  
D. Belton

The creation of large photogrammetric models often encounter several difficulties in regards to geometric accuracy, scale and geolocation, especially when not using control points. Geometric accuracy can be a problem when encountering repetitive features, scale and geolocation can be challenging in GNSS denied or difficult to reach environments. Despite these challenges scale and location are often highly desirable even if only approximate, especially when the error bounds are known. Using non-parametric belief propagation we propose a method of fusing different sensor types to allow robust creation of scaled models without control points. Using this technique we scale models using only the sensor data sometimes to within 4% of their actual size even in the presence of poor GNSS coverage.



Author(s):  
J. Hollick ◽  
P. Helmholz ◽  
D. Belton

The creation of large photogrammetric models often encounter several difficulties in regards to geometric accuracy, scale and geolocation, especially when not using control points. Geometric accuracy can be a problem when encountering repetitive features, scale and geolocation can be challenging in GNSS denied or difficult to reach environments. Despite these challenges scale and location are often highly desirable even if only approximate, especially when the error bounds are known. Using non-parametric belief propagation we propose a method of fusing different sensor types to allow robust creation of scaled models without control points. Using this technique we scale models using only the sensor data sometimes to within 4% of their actual size even in the presence of poor GNSS coverage.



2016 ◽  
Vol 19 (3) ◽  
pp. 195-201 ◽  
Author(s):  
Joshua Hollick ◽  
Petra Helmholz ◽  
David Belton


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