Topics tagged optimization

Topic	Replies	Views	Activity
how to assign people to presentation-topic based on their preferences with ompr? General optimization	1	133	March 7, 2024
R Optimx error : Cannot evaluate function at initial parameters General rstudio , demography , optimization	1	355	December 2, 2023
Optimization problem: looking for inputs General optimization	1	227	October 5, 2023
[Solution] Optimize function in Rcpp General rcpp , self-answered , optimization	1	678	May 7, 2023
Minimization Problem: How to formulate functions for nloptr? General optimization	2	601	February 22, 2023
How do I apply optim() to custom function to each row and bind some of the output as well as function-calculated variables to correct row in existing df ? General optimization	7	688	January 16, 2023
Optimizing a shiny server.R code shiny shiny , rstudio , optimization	3	708	October 15, 2022
Mulitple Objective Linear Programming General rstudio , optimization	1	496	September 4, 2022
Constrained nonlinear optimization function in R with Hessian matrix General package , packages , optimization	1	900	March 10, 2022
estimating parameters of models by using l-bfgs-b General rstudio , optimization	1	900	January 10, 2022
`optim` a function including a caret prediction General caret , optimization	2	570	December 2, 2021
Developing a Genetic Optimizer for Capacitated Multiple Depot Vehicle Routing Problems (NP-Hard) Machine Learning and Modeling packages , optimization	1	648	November 18, 2021
RStudio session crashes on running nloptr General rstudio , crash-report , optimization	1	499	September 9, 2021
Adjacency matrix clustering with constraints: maximum and minimum values for the sum of node weights General network , igraph , optimization	1	1188	July 1, 2021
Trying to use a ML model as an objective function in R Machine Learning and Modeling caret , optimization	3	938	June 22, 2021
Why does the optim function return me a completely different value than scipy.optimize? General optimization	2	2177	March 28, 2021
Optimization tasks solving in RStudio General rstudio , optimization	2	586	March 18, 2021
Optimization with ompr General dplyr , tidyverse , rstudio , machinelearning , optimization	2	904	November 25, 2020
optimize a function containing min(a,b) arguments General optimization	2	1183	October 21, 2020
Implementing RProp in Keras Machine Learning and Modeling keras , tensorflow , optimization	1	1313	August 11, 2020
Optimazation with DEoptim General optimization	15	2043	July 16, 2020
Random sampling (simulation) of a dataframe optimized on the mean of one or more variables (each variable is a column data of my dataframe) General optimization	1	613	June 16, 2020
Speed Up Textual Data Preprocessing and POS Tagging General r , tm , optimization	2	1142	March 20, 2020
Split rows and merge data (Faster Approach) General r , optimization	10	1444	February 28, 2020
Solving a Recursive Function (Like GoalSeek in Excel or RISKTOL) General rstudio , optimization	1	1392	February 14, 2020