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Andy


Aktiv seit 2013

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Frage


Creating a simple perception algorithm
I am trying to do a simple perception model using Rosenblatt’s training algorithm. Z is my data set where column 1 is my x val...

mehr als 10 Jahre vor | 0 Antworten | 0

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Frage


Color curve/Tone curve for an image
If you open up an image editor such as Gimp or photoshop, in addition to the image histogram you can also view the colour curve....

mehr als 10 Jahre vor | 2 Antworten | 0

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Frage


How to divide a plot into different regions
I have a random set of points which I intend to plot in different colours depending on their region. I am struggling on what f...

mehr als 10 Jahre vor | 1 Antwort | 0

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Frage


Correctly sum image values
I have a standard rob image im = imread('myIm.jpg'); I want to access values within this image so that i can calculate t...

mehr als 10 Jahre vor | 2 Antworten | 0

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Frage


How to vectorise loop to improve performance
I have a loop which i am running through 20000 times, to find which class each element of my array is closest to, and also if th...

mehr als 10 Jahre vor | 1 Antwort | 0

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Frage


Textscan with multiple delimiters
I want to read a text file into a cell array so that i have each line of my file as a new row and each attribute in my file as a...

mehr als 10 Jahre vor | 2 Antworten | 0

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Frage


Read data file with strings and integers
I have a .txt file i want to read. Each line has a character and then integers delimited by commas. I want to read the file so ...

mehr als 10 Jahre vor | 1 Antwort | 0

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Frage


Logic issues for creating a random walk
I have a set of random points plotted. I want to create a random walk between all of these plotted points so they are all visit...

fast 11 Jahre vor | 1 Antwort | 0

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Frage


Derive a colour palette from an image
I have a question which asks to set the number of rows and columns (M and N) for the painting grid and resize an image to this r...

etwa 11 Jahre vor | 1 Antwort | 0

1

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Frage


Displaying text correctly on buttons
I have a 10x10 grid of buttons and i want to set the text of each button to a random number between 1 and 100 which i have alrea...

etwa 11 Jahre vor | 2 Antworten | 1

2

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Beantwortet
Rotate co ordinates by a rotation matrix.
Hi Kye, You assumed correctly, i did want to use degrees my co ordinates are 1 by N. All is working great now, thank you for...

etwa 11 Jahre vor | 1

Frage


Rotate co ordinates by a rotation matrix.
I have a set of x and y co ordinates which make up a random shape. I want to be able to rotate the shape 360 degrees in an anima...

etwa 11 Jahre vor | 2 Antworten | 0

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Beantwortet
Area plot style graph
Thank you that was just what i was after, all working now.

etwa 11 Jahre vor | 0

Frage


Area plot style graph
I am trying to recreate a graph. There is 3 layers and i want the values of each layer to oscillate between particular values. I...

etwa 11 Jahre vor | 2 Antworten | 0

2

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Beantwortet
Plot points in a different colour depending on co ordinates
Thank you for the replies. I managed to work it out with a combination in the end. In the end i used a for loop, going through m...

etwa 11 Jahre vor | 0

Frage


Plot points in a different colour depending on co ordinates
I want to be able to plot my points in a scatter plot and if the points are within the co ordinates of two circles they will be ...

etwa 11 Jahre vor | 4 Antworten | 0

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