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author | Mario Sergio Fujikawa Ferreira <lioux@FreeBSD.org> | 2002-11-23 18:04:16 +0000 |
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committer | Mario Sergio Fujikawa Ferreira <lioux@FreeBSD.org> | 2002-11-23 18:04:16 +0000 |
commit | 552d7096ecf931d6e059e3a4017d5ef7f5004d8e (patch) | |
tree | f83ffad8c8606cd2c20bb46015dfd1abf2de8366 /math/p5-Math-Interpolate/pkg-descr | |
parent | d971cd249b512ad864eaa549e61a06b22d8b6b6c (diff) | |
download | ports-552d7096ecf931d6e059e3a4017d5ef7f5004d8e.tar.gz ports-552d7096ecf931d6e059e3a4017d5ef7f5004d8e.zip |
Notes
Diffstat (limited to 'math/p5-Math-Interpolate/pkg-descr')
-rw-r--r-- | math/p5-Math-Interpolate/pkg-descr | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/math/p5-Math-Interpolate/pkg-descr b/math/p5-Math-Interpolate/pkg-descr index 7af9c0ed75ec..e84b041f8198 100644 --- a/math/p5-Math-Interpolate/pkg-descr +++ b/math/p5-Math-Interpolate/pkg-descr @@ -1,24 +1,24 @@ -This module contains several useful routines for interpolating data -sets and finding where a given value lies in a sorted list. -The first is a subroutine used to locate a position in an array of -values where a given value would fit using bisection. It has been -designed to be efficient in the common situation that it is called -repeatedly. The user can supply a different set of comparison -operators to replace the standard < and <=. For example, given a -list (1, 2, 5, 8, 15) and the number 9.5 it would return 3. +* This module contains several useful routines for interpolating + data sets and finding where a given value lies in a sorted list. + The first is a subroutine used to locate a position in an array + of values where a given value would fit using bisection. It has + been designed to be efficient in the common situation that it is + called repeatedly. The user can supply a different set of comparison + operators to replace the standard < and <=. For example, given a + list (1, 2, 5, 8, 15) and the number 9.5 it would return 3. +* The remaining routines all are related to interpolating sets of + (x,y) data pairs. They all take a list of (x,y) data pairs given + another x value, return a sensible y value using the list of (x,y) + data pairs. Three different interpolating functions are provided. + The first, called a constant interpolator, assumes that the + function being interpolated moves in non-linear jumps from one + value to another. The interpolated value for some value x is the + y value of the neighboring (x,y) to the left of the given x. The + second interpolator performs a linear interpolation between the + neighboring points. The third interpolator is called the robust + interpolator and interpolates a smooth curve between all of the + (x,y) pairs. To do the interpolation, it first calculates some + reasonable derivatives at the (x,y) pairs. The robust interpolator + can also use derivative information supplied by the user. -The remaining routines all are related to interpolating sets of -(x,y) data pairs. They all take a list of (x,y) data pairs given -another x value, return a sensible y value using the list of (x,y) -data pairs. Three different interpolating functions are provided. -The first, called a constant interpolator, assumes that the function -being interpolated moves in non-linear jumps from one value to -another. The interpolated value for some value x is the y value of -the neighboring (x,y) to the left of the given x. The second -interpolator performs a linear interpolation between the neighboring -points. The third interpolator is called the robust interpolator -and interpolates a smooth curve between all of the (x,y) pairs. -To do the interpolation, it first calculates some reasonable -derivatives at the (x,y) pairs. If you have measured your own -derivative information, you can supply it to the robust interpolator -and it will use it. +WWW: http://search.cpan.org/search?dist=Math-Interpolate |