raster

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Raster path following algorithms

I\'ve got a raster grid of values that looks something like the image below (white is high values, the black background value is zero).[详细]

2023-01-28 01:48 分类：问答
How can I create raster plots with the same colour scale in R

I\'m creating some maps from raster files using the \"raster\" package in R. I\'d like to create comparison ra开发者_C百科sters, showing several maps side by side. It\'s important for this that the co[详细]

2023-01-27 10:26 分类：问答
Preferred Vector Image format for use in WPF?

As per the title, what\'s the preferred image format (or formats) for use in WPF? My company will hire a designer to design some logos, images, toolbar icons, etc. for use in a WPF application. I was[详细]

2023-01-25 17:34 分类：问答
R problem with randomForest classification with raster package

I am having an issue with randomForest and the raster package. First, I create the classifier: library(raster)[详细]

2023-01-25 04:28 分类：问答
ArcObjects: saving IRaster with double values mapped to colors

How do you save IRaster with double values in it\'s cells mapped to some colors? For example, (-inf; -50] maps to blue, [+50; +inf) maps to yellow, ot开发者_运维百科hers are calculated gradually.Figur[详细]

2023-01-23 15:20 分类：问答
How to create a Raster from a pixel float array in Java?

I\'m trying to take a BufferedImage, apply a Fourier transform (using jtransforms), and write the data back to the BufferedImage. But I\'m stuck creating a new Raster to set the results back, am I m开[详细]

2023-01-22 03:17 分类：问答
Direct3D vector output?

Is there any means to interpret Direct3D output as a series of vectors instead of a raster image? I am hoping I could use such a feature to generate a PDF file containing the rendered Direct3D output.[详细]

2023-01-12 20:25 分类：问答
Fastest way to draw BufferedImages to another BufferedImage

I am attempting to create a mosaic of images in Java.I calculate the size of the new image I\'m creating, and then for each subimage that will be part of the mosaic, I do a paint call.[详细]

2023-01-05 21:34 分类：问答
Extract points within a shape from a raster

I have a raster file (basically 2D array) with close to a million points. I am trying to extract a circle from the raster (and all the points that lie within the cir开发者_StackOverflow中文版cle). Usi[详细]

2022-12-29 18:38 分类：问答
What file format can represent an uncompressed raster image at 48 or 64 bits per pixel?

I am creating screenshots under Windows and using the LockBits function from GDI+ to extract the pixel data, which will then be written to a file.[详细]

2022-12-25 05:43 分类：问答