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Correcting non-uniform lighting problems

1 minute read

Tilt-shift miniature faking

3 minute read

Digital convolution and what it does to images

3 minute read

Image histograms and what they are for

9 minute read

In this tutorial we are going to try and understand what image histograms are and what they can be used for.

Using the flood-fill algorithm to label objects in binary images

6 minute read

One of the main steps in computer vision is image segmentation. In this tutorial we are going to explore the process of pixel labeling.

Manipulating OpenCV images using NumPy arrays

6 minute read

This is the first of a series of pratical examples of image processing in Python using OpenCV.

Theorem 2

less than 1 minute read

Theorem If $T:\mathbf{R}^n\rightarrow\mathbf{R}^m$ is a linear function, then $T(\vec{0})=\vec{0}$.

Theorem 1

less than 1 minute read

Theorem If $x,y\in \mathbf{R}^2$ and one is not a multiple of the other, then every vector in $\mathbf{R}^2$ is a linear combination of $x$ and $y$.