Sha256: 1dfc41b5eb9ac6f3db56c408c2366e70f7f870bd159c48cfa40870a7e0ba1506
Contents?: true
Size: 504 Bytes
Versions: 22
Compression:
Stored size: 504 Bytes
Contents
#!/usr/bin/env ruby
require("gsl")
include GSL
x = Vector[1, 2, 3, 4, 5]
y = Vector[5.5, 43.1, 128, 290.7, 498.4]
coef, cov, chisq, status = Poly.fit(x, y, 3)
p coef
x2 = Vector.linspace(1, 5, 20)
graph([x, y], [x2, coef.eval(x2)], "-C -g 3 -S 4 -X X -Y Y")
#
x = Vector[0, 0.3, 0.8, 1.1, 1.6, 2.3]
y = Vector[0.5, 0.82, 1.14, 1.25, 1.35, 1.40]
coef, cov, chisq, status = MultiFit.polyfit(x, y, 2)
p coef
x2 = Vector.linspace(0, 2.5, 20)
graph([x, y], [x2, coef.eval(x2)], "-C -g 3 -S 4 -X X -Y Y")
Version data entries
22 entries across 22 versions & 4 rubygems