John Abe

Active since 2017

Followers: 0 Following: 0

Statistics

Feeds

Question

Calculate covariance of a matrix without using cov(matrix)
sdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvsdvs...

8 years ago | 1 answer | 0

1

answer

Question

Adding effects to imported pictures
The goal of what I am trying to do it import an image with inputs of amplitude and frequency and produce a wave over the picture...

9 years ago | 1 answer | 0

1

answer

Question

Wave effect over an image in matlab
Is there a way to import a color image into matlab and then create a wave over the image? I know that you can use the fact that ...

9 years ago | 2 answers | 0

2

answers

Question

Flip image from one side to another
Once you upload a picture into matlab is there anyway that you can take the one half, for example the left half and flip it onto...

9 years ago | 1 answer | 0

1

answer

Question

Help with image manipulation (blur)
I have the code img=imread('x.jpg'); img = im2double(img); avg3 = ones(3)/9; k1 = imfilter(img, avg3,'conv'); ims...

9 years ago | 1 answer | 0

1

answer

Question

Convolutions and kernals to .jpg
I have already loaded a .jpg into matlab and made it a double. How do you apply a convolution using a kernal to this image using...

9 years ago | 1 answer | 0

1

answer

Question

Rotation around polygon loop
theta = linspace( pi, -pi, 10); r = 5; x = r*cos(theta); y = r*sin(theta); plot(x,y,'r'); axis equal; hold on; th...

9 years ago | 1 answer | 0

1

answer

Question

Moving Object around Ploygon
I have created a polygon with 9 sides and a radius of 5 using the code below. I want to be able to take an object and move it ar...

9 years ago | 1 answer | 0

1

answer

Question

Change circle to Points on circle
I have the code: th = linspace(pi/2,-pi/2,100); x = cos(th); y = sin(th); plot(x,y); axis equal; end This cre...

9 years ago | 1 answer | 0

1

answer