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Questions related from Muhammad Abu Bakr
I want to know if there is any free simulation tool / benchmark or real data set available to evaluate various algorithms in Distributed data fusion/track-to-track fusion, for e.g Covariance...
16 August 2016 7,332 2 View
My question is related to the computation of correlation coefficient of a block covariance matrix. The correlation coefficient can be computed as: r = cov(X,Y)/std(X) std(Y) But if I have a block...
01 December 2015 8,325 3 View
Suppose I have a covariance matrix A = [5 0;0 9]; This matrix represent an ellipse, where the two variables x1 and y1 forming the ellipse has a variance of 5 and 9 respectively. Now, if I want to...
31 October 2015 2,714 1 View
Suppose I have two matrices A=[3 1;1 4] and B=[5 -2;-2 4]. Where A and B represent covariance ellipses in 2D. Now, if I want to combine it in 4D, that is, C=[A 0;0 B]. C is a four dimensional...
17 August 2015 9,785 2 View
1) Let us say, I have 2x2 matrices A and B. I have another matrix C which is 4x4 , that is , C=[A X ; XT B]. Where X is the 2x2 covariance matrix between A and B. How can I calculate Correlation...
13 August 2015 716 2 View
I have read in various papers that we can write a Quadratic equation with symmetric matrix as a linear programming problem. For example f(x)=xTQx+c =2x1^2+3x2^2-1where Q=[2 0;0 3]; Now we can...
22 June 2015 9,742 8 View
Suppose I want to find the orthogonal projection of (x1,x2,y1,y2) such that x1=x2, y1=y2. I have to calculate the A matrix whose columns are the basis vectors of given subspace. I choose A=[v1;v2]...
21 May 2015 5,882 2 View
I want to implement "Manolis I.A. Lourakis and Antonis A. Argyros" Sparse Bundle Adjustment in C++. Anyone Kindly guide to step by step by implementation.
18 November 2013 8,941 0 View
