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# Peter Bone

16 total contributions since 2010

Professional Interests: artificial intelligence,machine vision

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Submitted

Weave algorithm to approximate an image
Weave algorithm for a circular loom to approximate an image

Submitted

Draw a circle in a matrix / image
Draw a circle in a 2D matrix using the integer midpoint circle algorithm

Submitted

calcCircle
Find the circle that passes through 3 non-collinear points.

Question

SURFMex in Matlab under Ubuntu
Is is possible for me to use SURFMex with the Ubuntu version of Matlab? SURFMex calls the OpenCV implementation of SURF. Will it...

6 years ago | 1 answer | 0

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how to plot close smooth curve by number of point
Maybe with hobbysplines See its use here http://blogs.mathworks.com/pick/2014/02/07/downsampling-polygons/

6 years ago | 0

I want to find out the region which has a white spot in the image, and how many white spots are available.
You could use regionprops to find the area or bounding box of each region. Look for the region with the right size. That could w...

6 years ago | 0

How can I know what my image dimension is?
If the image matrix is in your workspace, then just look at your workspace pane. It will tell you the dimensions. You could also...

6 years ago | 0

Question

I'm using VideoReader in R2013b to read frames from an xvid video file. It gets progressively slower the more frames it reads. W...

6 years ago | 0 answers | 0

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Submitted

Polygon simplification
Simplifies a closed polygon by reducing the number of vertices to a specified number

How can I perform a fast image transformation using a lookup table?
I've worked this out myself now. For each value in the LUT I now store the single index into the source image as a single value....

6 years ago | 0

Question

How can I perform a fast image transformation using a lookup table?
I have defined my own image transform using a lookup table. The LUT is the same size as the destination image. Each value in the...

6 years ago | 1 answer | 0

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Submitted

Machine learning - balancing a stack of balls
A genetic algorithm is used to train a neural network controller to balance a stack of balls.

Submitted

Learn French vocabulary
A simple tool to learn French vocabulary with intelligent choice of test word.

Submitted

Ball Bounce Physics with spin
Bouncing superball simulation with spin on arbitrary 2D surfaces