Beantwortet
Why should I stay?
you don't have to do anything, especially in reaction to what you see as another person's or group's shortcomings. Weight the pe...

fast 14 Jahre vor | 0

Beantwortet
fftshift in frequency filtering
I would imagine that you could directly apply low pass, but I don't really know. This is an interesting question. What happened ...

fast 14 Jahre vor | 0

Beantwortet
How to save/access an axes's properties using the handles structure?
I made a script which uses set(gca,'property','value','property2','value2') and changes the default plot to look nicer. ...

fast 14 Jahre vor | 0

| akzeptiert

Beantwortet
Superpose images at the same place of contours of regions
take the left image and do bw = bwlabel(left); then you can just take a look at the right image by segment, i.e. i...

fast 14 Jahre vor | 0

Beantwortet
Managing multiple figures in a GUI
just don't make the large on active and change stuff on it using its handle and set()

fast 14 Jahre vor | 0

Beantwortet
Several Line Appearing as on check in plot browser
mmm if you have a list of the points try making a single vector separated by Nan, which won't plot. x=[p1;p2;NaN;p3;p4...

fast 14 Jahre vor | 0

Beantwortet
Optimizing the 'drawnow' function for an oscillating circle
throw a pause(0.02) in the while loop after the drawnow

fast 14 Jahre vor | 0

Beantwortet
how to extend line of image
if... x1=1,x2=2 and... y1=1,y2=5 (2,5)-(1,1)=m=(1,4), is your slope so m1=1,m2=4 try plot([x1 x2]+1e6*[-m1 m1],...

fast 14 Jahre vor | 0

Beantwortet
Concatenate arrays
it makes it '3d'

fast 14 Jahre vor | 0

| akzeptiert

Beantwortet
Detecting shapes-lsm format?
try looking at hist(i,100) and picking out a threshold manually. somewhere to the right of the big background spike on the left....

fast 14 Jahre vor | 0

Beantwortet
so I'm making a videogame
y=get(h,'ydata'); x=get(h,'xdata'); hy = hypot(ye-y,xe-x)<8; set(e(hy),'visib...

fast 14 Jahre vor | 0

Frage


so I'm making a videogame
I have a vector of enemy handles so that I can assign visibility to certain enemies and not others, but once I update all of the...

fast 14 Jahre vor | 3 Antworten | 0

3

Antworten

Beantwortet
Need help creating a matrix that updates based on input to a GUI
what if you did this: matrix = [matrix; (button input)]; so m = [1 2 3] would go to m = [1 2 3; 4 5 6] with [4 5 6...

fast 14 Jahre vor | 1

| akzeptiert

Frage


line of sight
is there a nice way to get the line of sight from one pixel to the remaining pixels in an image? like if I had a binary image of...

fast 14 Jahre vor | 1 Antwort | 0

1

Antwort

Beantwortet
Making some intensity values of image to zero
if your image is 'a', try a(a>threshold)=0; or try max(a,threshold); which makes the values equal to your thre...

fast 14 Jahre vor | 1

| akzeptiert

Beantwortet
what is subpixel
sometimes for tracking purposes, an object will be smaller than the pixel size of the image, but it will still affect the intens...

fast 14 Jahre vor | 0

Beantwortet
how to improve PSNR of an compressed image?
so, you lose psnr after compression? mmmm, i don't know about this topic but can you try doing a fft before the compression and ...

fast 14 Jahre vor | 0

Beantwortet
Random Number Generator, lower numbers have higher chance
just create the distribution n=1:20; dist = []; for t=1:20 dist = [dist, n(t) * ones(1, round( 20/n(t) ...

fast 14 Jahre vor | 0

Frage


specifying the handle as you plot
if I try to plot the following: plot(0.5,0.5) Is there any way to specify what handle the object will have while using ...

fast 14 Jahre vor | 2 Antworten | 0

2

Antworten

Beantwortet
watershed I have an image with contours but this ALgorithme don't output a good result, if someone has a good solution please , i need your help
watershed hates noise, so you might want to smooth the image first if that's the problem

fast 14 Jahre vor | 0

Beantwortet
removing unwanted pixels
load the image and make it so black==0 and white==1, then... Words = imclearborder(~IMG) if you want to crop it, you ca...

fast 14 Jahre vor | 0

Beantwortet
how write a matlab code for adaptive thersholding
that depends on a lot of things, but you could try using im2col to analyze your image in discrete blocks and apply whatever func...

fast 14 Jahre vor | 0

Beantwortet
Plotting my own data in a matlab figure.
I'm kind of confused here. you have a 3d plot with 2-d data? can you just set the third vector as zeros and use hold to plot it ...

fast 14 Jahre vor | 0

| akzeptiert

Beantwortet
Image processing
yeah, use Euler's method and just subtract one from another and search the zeros or, as the guy above said, add a tolerance leve...

etwa 14 Jahre vor | 0

Beantwortet
adaptive filtering by using uncorrelativity feature
you can get the signal mean to zero by subtracting the original mean. then divide by the variance, to make the variance effectiv...

etwa 14 Jahre vor | 0

Problem


Let's do Markov Chains!
<http://en.wikipedia.org/wiki/Markov_chain Markov Chains> are really useful in a lot of fields. This problem will ask a question...

etwa 14 Jahre vor | 1 | 15 Lösungsvorschläge

Problem


Make an awesome ramp for a tiny motorcycle stuntman
Okay, given a vector, say v=[1 3 6 9 11], turn it into a matrix 'ramp' like so: m=[1 3 6 9 11; 3 6 9 11 0; 6 9 ...

etwa 14 Jahre vor | 6 | 762 Lösungsvorschläge

Gelöst


Find the two most distant points
Given a collection of points, return the indices of the rows that contain the two points most distant from one another. The inpu...

etwa 14 Jahre vor

Gelöst


Make an awesome ramp for a tiny motorcycle stuntman
Okay, given a vector, say v=[1 3 6 9 11], turn it into a matrix 'ramp' like so: m=[1 3 6 9 11; 3 6 9 11 0; 6 9 ...

etwa 14 Jahre vor

Gelöst


N-Queens Checker
Picture a chessboard populated with a number of queens (i.e. pieces that can move like a queen in chess). The board is a matrix,...

etwa 14 Jahre vor

Mehr laden