Brent McKinney

Georgia State University

Active since 2018

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Computer Science student at Georgia State University,

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How to change a jpg image to completely gray?
How could i change an image to completely gray? The following code turns the image black, no matter what value i set to myImage(...

7 years ago | 1 answer | 0

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Question

How can I change all the pixels in an image to gray?
I know it may seem trivial, but how could i change all the pixels in an image to a single color, preferably gray?

7 years ago | 1 answer | 0

1

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Question

Is there any reason why this loop is not reading the images in order? I noticed that once it starts running, it reads the images in a random order. It prints the image being read on each itereation, and i dont know why it does not start at image 1.
myDir = 'projectImages'; % Gets list of all files with the corresponding file extension f = fullfile(myDir, '*.jpg'); theFile...

7 years ago | 1 answer | 0

1

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Question

How to populate csv rows, rather than columns? This program creates a csv file with each vectorized image in a column, but i want to know if it's possible to store each vectorized image as a row instead.
myDir = 'imgs2'; f = fullfile(myDir, '*.jpg'); % Change to whatever pattern you need. theFiles = dir(f); vector_imag = zero...

7 years ago | 1 answer | 0

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Question

How can I populate a csv file in a loop without overwriting it? I want to place each vector in a single row on each iteration. But my solution overwrites and creates a new csv each iteration.
% Specify the folder where the files live. myDir = 'imgs'; % Get a list of all files in the folder with the desired file name ...

7 years ago | 1 answer | 0

1

answer