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MaryD


Last seen: 10 meses hace |  Con actividad desde 2020

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Can I create images with accurate size in mm ?
I need to create phantom data- for example white sqare on black background with known size and position in milimiters. Is it pos...

10 meses hace | 2 respuestas | 0

2

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How can i interpolate values to create image with desired number of pixels
I have log_env matrix which is 1407x50 set of data that i can display as an image. I want to interpolate data and result to be 5...

alrededor de 1 año hace | 1 respuesta | 0

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Field II kidney example does not work due to "Requested array exceeds the maximum possible variable size." error
I am trying to run on my computer example provided by FIELD II site: Field II Ultrasound Simulation Program (field-ii.dk). I cre...

alrededor de 1 año hace | 2 respuestas | 0

2

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converting shape into polygon with sides of a given length
I want to convert given shape represented by set of points/alpha shape/polygon (not necessarily convex) into polygon in which ea...

alrededor de 3 años hace | 1 respuesta | 0

1

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Extracting points from polyshape
I have a figure defined as polyshape and I want to create pointcloud representing full boundary and inside of polygon, not only ...

más de 3 años hace | 1 respuesta | 0

1

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Covering planar shapes with same size disks
I'm working on algorithm to cover given shapes with same sized, overlapping disks to cover the whole area. The shape is represen...

más de 3 años hace | 0 respuestas | 0

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Margin aound a shape
I need to create a margin to the given shape that looks like this above (image source: Codrops, shape-margin). Is there any si...

más de 3 años hace | 1 respuesta | 0

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Finding Angle between 2 points
r1=sqrt((x1-xo).^2+(y1-yo).^2); r2=sqrt((x2-xo).^2+(y2-yo).^2); alpha=acos((x1-xo)/r1); beta=acos((x2-xo)/r2); theta=alpha-b...

más de 4 años hace | 0

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How do i store all the results from a set of 'for' loops, not just the results from the last iteration?
Mean = 0.01:0.01:0.1 hsize = 3:1:26 sigma = 0.5:0.5:5 for m=1:length(Mean) for h=1:length(hsize) for s=...

más de 4 años hace | 0

| aceptada

Respondida
Vectors must be the same length with .wav file
t = linspace(0, length(y)/fs,length(y)); I think you use linspace in wrong way. "y = linspace(x1,x2,n) generates n points. The ...

más de 4 años hace | 0

Respondida
Not sure how to fix my matrix dimension problem
You are using for loop with variable i but you are not using i inside the loop. I'm not sure what you want to achive but maybe t...

más de 4 años hace | 1

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Indexing into a matrix to create a plot
you can just try T_skin(t)= [(T * Area * Cp_air * rho_air)/(t-(t-1)) + Qgen + (Uambient * Area * Tambient)]/((Area * Cp_air *...

más de 4 años hace | 0

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Detect face from multiple image, crop it and save it in different file.
If you want to read jpg images from one folder and save cropped images with same name and format but in different folder you can...

más de 4 años hace | 0

Respondida
Unable to perform assignment because the indices on the left side are not compatible with the size of the right side.
You're trying to asign 3x3 matrix to A(i) which is vector of size i. try A(1:3,1:3,i)=[cos(theta(i)) sin(theta(i)) 0;... ...

más de 4 años hace | 0

Respondida
Trouble with rotating an image and saving it with different rotation angles.
You should try K(numberOfRowsInImage,numberOfColumnsInImage,i) = imrotate(I,a(i),'bilinear','crop') K(i) is just vector of siz...

más de 4 años hace | 0

Pregunta


Volume of overlapping ellipsoids
I'm creating program that fills given 3D object with ellipsoids. How can I calculate filled volume if ellipsoids can overlap ? P...

más de 4 años hace | 1 respuesta | 0

1

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Respondida
Randomly split data set and make sure that a sample of each class is included
If those are images I think best way is to load your data with class labels and then use splitEachLabel( __,'randomize') functio...

casi 5 años hace | 0

Respondida
function to find longest string of consecutive ones
This is quick made example how it may work. Nbest tells number of letters in the longest string and Lbest tells what letters the...

casi 5 años hace | 1

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Creating 3D surface from binary slice images
I've got 60 slices and i'm creating binary mask of contours wchich i'm detecting on each. How can I create 3D model from those c...

casi 5 años hace | 1 respuesta | 0

1

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