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Kass

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fitting

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17 Questions

Votes Activity Newest Views
 
8
votes
3
answers
961
views

Find parameters that minimize the distance between two curves in terms of the infinite norm

mathematical-optimization approximation
Jul 21 '16 at 8:45 J. M.'s ennui♦ 116k
4
7
votes
1
answer
3k
views

Working with a CSV data file with 100 millions rows (and 30 columns)

list-manipulation import csv-format
Oct 12 '18 at 3:27 GenericAccountName 1,353
 
7
votes
1
answer
274
views

Draw from a given list according to empirical distribution

list-manipulation probability-or-statistics sampling
Dec 1 '16 at 17:50 gwr 11.1k
 
4
votes
1
answer
141
views

Openning JSON file, (NDJSON, new line delimited) — big file

import data dataset json-format databases
Jun 24 at 22:55 Jason B. 58.5k
2
4
votes
3
answers
581
views

Use NMinimize instead of FindFit for constrained search (of coefficients)

numerics mathematical-optimization fitting polynomials approximation
May 5 '16 at 0:05 Jack LaVigne 13.7k
 
4
votes
2
answers
711
views

FindFit and NMinimize to fit a parametric model (minimize the distance of two curves)

programming probability-or-statistics mathematical-optimization fitting modeling
Nov 7 '15 at 0:57 Community♦ 1
 
3
votes
4
answers
354
views

Problems with FindInstance in v. 11

equation-solving linear-algebra findinstance
May 7 '18 at 17:27 Akku14 10.8k
 
3
votes
3
answers
495
views

FindFit with a sophisticated function (integral)

equation-solving differential-equations fitting polynomials approximation
Nov 6 '15 at 14:09 Jack LaVigne 13.7k
1
2
votes
2
answers
119
views

Replacing within a column without extracting it/modifying data

list-manipulation data
Jul 19 '19 at 8:39 Alx 3,402
1
2
votes
2
answers
7k
views

Font size in PlotLegends, using Table to generate the list in the legend

legending table fonts labeling plotting
May 7 '13 at 19:22 Community♦ 1
 
1
vote
0
answers
57
views

Problems with the parametric Recurrence Table

list-manipulation matrix performance-tuning difference-equations
Aug 17 '19 at 13:05 Kass 631
 
1
vote
1
answer
76
views

Selecting from a matrix according to elements of a column — efficiency and speed?

list-manipulation matrix performance-tuning
Jan 18 '19 at 17:26 Henrik Schumacher 85.6k
1
1
vote
2
answers
467
views

Finding and plotting a parametric solution to a complicated equation (transcendental, log-polynomial)

equation-solving programming numerics polynomials parametric-functions
Jun 28 '16 at 19:43 Community♦ 1
 
1
vote
2
answers
136
views

Creating authomatically inequalities/equations from a list of polynomials

list-manipulation map automation
Nov 20 '15 at 15:34 PlaysDice 774
 
1
vote
0
answers
107
views

FindFit with a sophisticated function (2), with corrected question and code

probability-or-statistics fitting polynomials integral-equations approximation
Nov 4 '15 at 20:48 Pillsy 17.4k
 
1
vote
0
answers
129
views

“Reduce” works fine for a non-linear system with 9 equations, but cannot solve it if 10 equations. Any ways to improve the code?

equation-solving simplifying-expressions linear-algebra algebraic-manipulation nonlinear
Oct 3 '15 at 21:43 Kass 631
 
0
votes
0
answers
68
views

Incorporating sophisticated constraints on the approximating function into NMinimize

programming mathematical-optimization fitting approximation
Nov 10 '15 at 19:37 Community♦ 1
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