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Ravi Varadhan
https://www.github.com/null
Author or maintainer of the following packages:
alabama
Augmented Lagrangian Adaptive Barrier Minimization
Algorithm for optimizing smooth nonlinear ...
BB
Barzilai-Borwein spectral methods for solving nonlinear
system of equations, and for optimizi...
beanz
It is vital to assess the heterogeneity of treatment effects (HTE) when making health care decisions...
condMVNorm
Computes conditional multivariate normal probabilities, random deviates and densities.
crrstep
Performs forward and backwards stepwise regression for the Proportional subdistribution hazards mode...
CRTgeeDR
Implements a semi-parametric GEE estimator accounting for missing data with Inverse-probability weig...
dfoptim
Derivative-Free optimization algorithms. These algorithms do not require gradient information. More ...
eigeninv
Solves the ``inverse eigenvalue problem'' which is to
generate a real-valued matrix that has ...
features
Discretely-sampled function is first smoothed. Features of the smoothed function are then extracted...
minqa
Derivative-free optimization by quadratic approximation
based on an interface to Fortran impl...
numDeriv
Methods for calculating (usually) accurate numerical first and second order derivatives. Accurate ca...
numOSL
Package for optimizing regular numeric problems in optically stimulated luminescence dating, such as...
optimr
Provides a test of replacement and extension of the optim() function to unify and streamline optimiz...
optimx
Provides a replacement and extension of the optim()
function to unify and streamline optimiza...
SQUAREM
Algorithms for accelerating the convergence of slow,
monotone sequences from smooth, contract...
turboEM
Algorithms for accelerating the convergence of slow,
monotone sequences from smooth, contract...
Impact Percentile
100
Number of Packages
16
Package Downloads
820,234
Citations
23
Top Collaborators
Johns Hopkins University
Paul Gilbert
John C Nash
Deborah Kuk
Gabor Grothendieck
