Top "Transformation" questions

Generally means modifying the shape or appearance of objects while preserving the content.

R: as.numeric function not returning correct # from data.frame

Possible Duplicate: R - How to convert a factor to an integer\numeric in R without a loss of information …

r transformation dataframe
bounding box of numpy array

Suppose you have a 2D numpy array with some random values and surrounding zeros. Example "tilted rectangle": import numpy as …

python arrays numpy transformation
How to add config transformations for a custom config file in Visual Studio?

The project I am working on involves reading a lot of service endpoints (url) from a config file. Since the …

c# asp.net visual-studio transformation webdeploy
How to transform 2D world to screen coordinates OpenGL

I'm currently working on implementing an OpenGL powered renderer into a 2D game engine. Because the OpenGL screen coordinate space …

opengl screen coordinates transformation
How can I reliably rotate an image around a point?

I've read the following, from One step affine transform for rotation around a point?: CGAffineTransform transform = CGAffineTransformMakeTranslation(x, y); transform = …

ios objective-c transformation affinetransform
What are transforms in PyTorch used for?

I am new with Pytorch and not very expert in CNN. I have done a successful classifier with the tutorial …

image input transformation pytorch
Draw a line with a CALayer

I'm trying to draw a line between two points using a CALayer. Here is my code: //positions a CALayer to …

objective-c cocoa-touch calayer transformation quartz-core
Pass parameter to XSLT stylesheet

I'm trying to pass a couple of parameters to an XSLT style sheet. I have followed the example: Passing parameters …

c# xslt transformation
OpenCV image transformation and perspective change

I'm trying to achieve the following effect, shown here using the perspective tool in GIMP. original image (620x466 pixels) transforming …

c++ opencv matrix transformation perspective
Velocity Template engine - key-value-map

I have some problems wo use a key-value-map into Velocity. Someone has an example of this functionality? $myMap ={} $myMap.put("…

apache templates transformation velocity