interpolation

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Bilinear Interpolation on large arrays in Java

I am using Java\'s InterpolationBilinear class to help me resample an array.My current (and relatively small) test case is transforming a 10x10 array into a 20x20 array.My issue is that the interpolat[详细]

2023-04-13 06:32 分类：问答
2d grid interpolation

I have a task of interpolating a 2d array of NxM to AxB, where A > N and B > M. The point of it is building a simple color coded image of an array (heat map).[详细]

2023-04-13 06:24 分类：问答
What mathematical methods work for interpolation 2d to 2d functions?

So we have a matrix like 12,32 24,12 ... with length 2xN and another 44,32 44,19 ... with length 2xN and there is some function f(x, y) that returns z[1], z[2]. That 2 matrices that we were gi[详细]

2023-04-13 05:03 分类：问答
Resizing in MATLAB w/ different filters

I have an image. I want to resize it to double the original size, filling in the new pixels by interpolation. I need to specify which type of interpolation I want to use.[详细]

2023-04-13 00:40 分类：问答
OpenGL gluLookAt() not working as intended

I am making a rollercoaster inside of a skybox in OpenGL, and without much background on it\'s functions or computer graphics it is proving to be very difficult. I drew a rollercoaster using Catmull-R[详细]

2023-04-12 19:36 分类：问答
Interpolating a 3d array in Python. How to avoid for loops?

I have an array which I want to interpolate over the 1st axes. At the moment I am doing it like this example:[详细]

2023-04-12 15:27 分类：问答
Interpolation in mathematica

Please consider the following distribution : rs={{400, 0.00929}, {410, 0.0348}, {420, 0.0966}, {430, 0.2}, {440, 0.328}, {450, 0.455},[详细]

2023-04-12 14:50 分类：问答
How to optimize interpolation of large set of scattered points?

I am currently working with a set of coordinate points (longitude, latitude, about 60000 of them) and the temperature at that location. I need to do a interpolation on them to compute the values at so[详细]

2023-04-12 10:58 分类：问答
Bilinear interpolation on sub images in an image

I am doing an image enhancement technique which enhances dim lit images. I have divided a 640 x 480 image into blocks of 16 images of size 160 x 120 and doing enhancement on each block separately depe[详细]

2023-04-12 07:50 分类：问答
Interpolate large irregular grid onto another irregular grid in Python

I am trying to interpolate complex values from one irregular grid to another irregular grid using Python. The grids are in 2D and there are 103,113 data points. I am using Python 2.6.6, Scipy 0.7.2, N[详细]

2023-04-12 05:46 分类：问答