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Question
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...
presque 2 ans il y a | 2 réponses | 0
2
réponsesQuestion
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...
presque 2 ans il y a | 1 réponse | 0
1
réponseQuestion
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...
environ 2 ans il y a | 2 réponses | 0
2
réponsesQuestion
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...
presque 4 ans il y a | 1 réponse | 0
1
réponseQuestion
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 ...
plus de 4 ans il y a | 1 réponse | 0
1
réponseQuestion
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...
plus de 4 ans il y a | 1 réponse | 0
0
réponseQuestion
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...
plus de 4 ans il y a | 1 réponse | 0
1
réponseFinding 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...
plus de 5 ans il y a | 0
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=...
plus de 5 ans il y a | 0
| A accepté
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 ...
plus de 5 ans il y a | 0
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...
plus de 5 ans il y a | 1
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 *...
plus de 5 ans il y a | 0
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...
plus de 5 ans il y a | 0
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;... ...
plus de 5 ans il y a | 0
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...
plus de 5 ans il y a | 0
Question
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...
plus de 5 ans il y a | 1 réponse | 0
1
réponseRandomly 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...
presque 6 ans il y a | 0
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...
presque 6 ans il y a | 1
| A accepté
Question
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...
presque 6 ans il y a | 1 réponse | 0
