Computational Science

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earned this badge 35 times.
How Jacobian matrix helps optimization faster?
Awarded Aug 23 at 5:56
Time and memory required to diagonalize a 18000 by 18000 matrix using numpy in python
Awarded Mar 23 at 17:33
Are Quasi-Newton methods computationally impractical?
Awarded Oct 28, 2022 at 6:27
Implementation of LP with separation oracle?
Awarded Oct 26, 2020 at 11:27
When and when not to use automatic differentiation
Awarded Jul 27, 2020 at 4:21
Increasing computational performance by using 16 bit numbers
Awarded Mar 10, 2020 at 16:10
why is A*v+B*v faster than (A+B)*v?
Awarded Jan 16, 2020 at 7:50
How much more work is it to code math models in Python, compared to working with Matlab?
Awarded Jan 4, 2020 at 5:25
What is the most efficient way to write 'for' loops in Matlab?
Awarded Jul 29, 2019 at 21:30
Why does the numerical solution of an ODE move away from an unstable equilibrium?
Awarded Jun 21, 2019 at 16:35
Efficient computation of the matrix square root inverse
Awarded Feb 18, 2019 at 4:45
Solving linear systems by fft
Awarded Jan 25, 2019 at 10:15
Rule of thumb for sparse vs dense matrix storage
Awarded Sep 17, 2018 at 19:25
Why are interior point methods difficult to warm start?
Awarded Aug 20, 2018 at 14:55
What is required of the objective function in order to use Gauss Newton method?
Awarded May 4, 2018 at 10:53
What are the guidelines for conducting computational experiments?
Awarded Apr 26, 2018 at 5:11
Global maximization of expensive objective function
Awarded Feb 11, 2018 at 11:35
Tikhonov regularization in the non-negative least square - NNLS (python:scipy)
Awarded Nov 29, 2017 at 17:52
Difference between Gauss-Newton method and quasi-Newton method for optimization
Awarded Oct 27, 2017 at 16:57
Confusion about compressed sensing problem
Awarded Sep 5, 2017 at 9:06
Scientific computing vs numerical analysis
Awarded Feb 12, 2017 at 19:41
Why are higher-order Runge–Kutta methods not used more often?
Awarded Nov 21, 2016 at 12:04
Small, unpredictable results in runs of a deterministic model
Awarded Jul 21, 2016 at 0:01
Is providing approximate gradients to a gradient based optimizer useless?
Awarded Jul 19, 2016 at 23:01
Communication overhead in supercomputing
Awarded Feb 26, 2016 at 19:46
Hardware performance, floating point functions
Awarded Dec 17, 2015 at 17:22
cost function: why use power of two ? abs(x - xhat) / x better?
Awarded Nov 10, 2015 at 20:38
Testing if a matrix is positive semi-definite
Awarded Oct 9, 2015 at 20:08
Should I rent computing resources, or buy my own computers
Awarded Jun 5, 2015 at 4:59
Does the matrix condition number affect accuracy of iterative linear solvers?
Awarded Apr 24, 2015 at 23:50
Row major versus Column major layout of matrices
Awarded Jul 29, 2014 at 7:01
Schur's Complement and Inverse of Block Matrices
Awarded Feb 2, 2014 at 10:42
Computation Effort of Algorithms
Awarded Oct 7, 2013 at 14:57
Solving a sparse and highly ill-conditioned system
Awarded Sep 10, 2013 at 19:44
How is the SVD of a matrix computed in practice
Awarded May 2, 2013 at 11:01

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