Revision 58dac9641f46b5090e61f5456b8af47444937ec5 (click the page title to view the current version)

Corner Detection

Changes from 58dac9641f46b5090e61f5456b8af47444937ec5 to 6337ca2b3e09c9e909afcfbf9b34bb6895b032ec

---
title: Corner Detection
categories: session
---

- aperture problem [page 78]

# Briefing

## Corners

![Universitetsområdet i Ålesund](Images/ntnuaes1.jpg)

![Universitetsområdet i Ålesund (ny vinkel)](Images/ntnuaes2.jpg)

+ What are distinctive points in the image?
+ Distinctive points can (to some extent) be matched in two different images.

[More Images](https://www.flickr.com/photos/ntnu-trondheim/collections/72157632165205007/)

## Corner Correspondence

+ Two images of the same scene $I_1,I_2: \Omega\subset\mathbb{R}^3\to\R_+ ; \mathbf{x}\mapsto I_1(\mathbf{x}),I_2(\mathbf{x})$
+ Different in general 

*Why are they different?*