Dr Krishnakumar Gopalakrishnan's user avatar
Dr Krishnakumar Gopalakrishnan's user avatar
Dr Krishnakumar Gopalakrishnan's user avatar
Dr Krishnakumar Gopalakrishnan
  • Member for 8 years, 8 months
  • Last seen more than a month ago
6 votes
1 answer
226 views

Does mean removal increase accuracy of numerical differentiation?

4 votes
1 answer
478 views

Obtaining column vectors of pseudo-inverse of a matrix

3 votes
2 answers
2k views

SVD of large block-hankel matrix

3 votes
1 answer
320 views

Obtaining a feasible solution for underdetermined system of linear equations satisfying inequality constraints

2 votes
2 answers
92 views

Discrete-time input matrix when one of the eigenvalues of the system matrix is zero

2 votes
0 answers
48 views

Deterministic method to compute "Process noise covariance matrix, Q" for a Kalman filter when parameter variations of the model is known apriori

2 votes
2 answers
565 views

Precision loss in Matrix-Vector product when applying Finite-Difference scheme

2 votes
1 answer
283 views

Coupling Boundary Condition of one PDE with source term of another PDE

1 vote
0 answers
165 views

Scaling a vector-valued non-linear function for numerical optimization/minimization [closed]

1 vote
2 answers
51 views

Optimisation of purely integer quantity with bound-constraints for a 1D expensive function whose analytical form is not available

1 vote
1 answer
425 views

Any FOSS MATLAB/Octave toolbox for high-speed variable precision arithmetic?

1 vote
1 answer
61 views

Open source solver for continuous-time stochastic non-linear DAEs (SDAEs)

1 vote
0 answers
60 views

How to achieve (approx) unit scaling of a non-linear diffusion (heat) equation with a wildly varying diffusion coefficient?

1 vote
0 answers
17 views

Procedure to identify characteristic properties of unknown functions in a DAE model

0 votes
1 answer
68 views

Efficient search strategy in a monotonic boolean function wherein the probability of solution location is known apriori

0 votes
3 answers
248 views

Choice of solver/software for global optimisation of cheap black-box function with known derivatives

0 votes
1 answer
616 views

Obtaining extra output argument(s) from the objective function used by fsolve in MATLAB