interpolation
Image/2D array resampling in C
I am looking to implement a resampling algorithm for a 2D array(it could be grayscale image or some 2D array of floating point values).[详细]
2023-03-16 16:11 分类:问答Creating an efficient function to fit a dataset
Basically I have a large (could get as large as 100,000-150,000 values) data set of 4-byte inputs and their corresponding 4-byte outputs. The inputs aren\'t guaranteed to be unique (which isn\'t reall[详细]
2023-03-16 12:15 分类:问答Interpolate NaN values in a numpy array
Is there a quick way of replacing all NaN values in a numpy array with (say) the linearly interpo开发者_开发问答lated values?[详细]
2023-03-16 07:30 分类:问答iOS. Has Anyone Found a Way to KeyFrame UIView Attributes?
One of the things sorely lacking from iOS is the ability to set keys on an attribute/attributes and interpolate between them using a spline. Has anyone thought about this and/or found an approach to g[详细]
2023-03-14 06:23 分类:问答griddata runtime error -- Python / SciPy (Interpolation)
I use scipy\'s griddate-function for interpolation. What does the following error message means which appears when python is executing the griddata-function?[详细]
2023-03-13 21:03 分类:问答3d Interpolation in Scipy--a density grid
I have a set of coordinates representing the 3d positions of a number of objects. These points are taken from a simulation of a 3-d cube. What I need to do is to make a 3d grid on the cube, and then t[详细]
2023-03-13 16:24 分类:问答How to execute Perl qx function with variable
How do I get Perl\'s 开发者_Go百科qx function to execute with my $opt variable? Before (works): my @df_output = qx (df -k /tmp);[详细]
2023-03-13 08:30 分类:问答Python griddata meshgrid
in Python I want to interpolate some data using scipy.interpolate.griddata(x,y,z,xi,yi). Since I want my unequal spaced original data on the X-Y grid map on an equal spaced XI-YI grid I have to use a[详细]
2023-03-13 08:22 分类:问答Interpolating "missing years" in JavaScript?
Before: idyearvalue SE195067 SE1960开发者_如何学Python71 SE196582 NO197565 NO198575 After: data : { SE : {[详细]
2023-03-12 03:55 分类:问答How do I interpolate along a path of scattered points on a MATLAB grid?
I have a NxN grid of values and a 2xM list of x,y data points to be interpolated onto that grid (obtained from the output of countour on a similar grid of values).[详细]
2023-03-11 07:22 分类:问答