Videos

How Blurs & Filters Work

Image filters make most people think of Instagram or Camera Phone apps, but what's really going on at the pixel level?

In this video, Image Analyst Dr Mike Pound explains some of the most common filters.

Finding the Edges

Our eyes can spot edges with no problems, but how do computers determine what's an edge and what's not?

In this video, Image Analyst Dr Mike Pound explains the Sobel Edge detector.

Canny Edge Detector

This video will take edges one step further with Hysteresis Thresholding - The Canny Operator explained by Image Analyst Dr Mike Pound

Resizing Images

In this video you will learn about the Nearest Neighbour and BiLinear Resize concepts, explained by Dr Mike Pound

Deep Learned Super-Sampling (DLSS)

Can deep learning improve your gaming experience? We have no idea but we know how it works.

In this video Dr Mike Pound talks about Deep Learned Super Sampling.

Video Game & Complex Bokeh Blurs

How do Madden, FIFA, PGA Tour get that lovely shallow depth of field in real time?

In this video Dr Mike Pound explains how Complex Gaussian Blurs can be separable.

JPEG 'files' & Colour

In this video you will learn how JPEG isn't a file format. Image Analyst Dr Mike Pound explains why not in our first in a series about how JPEG works.

The Problem with JPEG

In this video you will learn to never use JPEG with text. But why? Image Analyst Dr Mike Pound explains what goes wrong when JPEG tries to compress text.

Optical Flow

In this video you will learn pixel level movement in images - Dr Andy French takes you through the idea of Optic or Optical Flow.