photo

vipul utsav


Attivo dal 2012

Followers: 0   Following: 0

Messaggio

Professional Interests: image processing

Statistica

  • First Review
  • Thankful Level 4
  • Knowledgeable Level 1
  • First Answer

Visualizza badge

Feeds

Visto da

Domanda


how can i get matlab code and figure of gui from its application file?
I have made application file from matlab gui code and gui figure using matlab deploy tool and it is run. but problem is that ...

oltre 11 anni fa | 2 risposte | 0

2

risposte

Domanda


i want to normalize these values
i have mean of different images 80,95,102,108,123 then i want to normalize these values? how i can i do this?

oltre 11 anni fa | 1 risposta | 0

1

risposta

Risposto
How to determine if elements in a column are negative
[ind1 ind2]=find(matrix<0); matrixneg=matrix(ind1,ind2);

oltre 11 anni fa | 1

Risposto
delete rows with a special number
ind=find(A==99.0000); A(ind)=0; A=A;

oltre 11 anni fa | 1

Risposto
How to get occurrence frequency of the signal?
freq=xlsread(filename.xls,A1:A11) aa=find(freq>0.2) answer=freq(aa) in above code column A1:A10 contain freq.you can ta...

oltre 11 anni fa | 0

Domanda


how i can fix noise estimated value everytime if i reopened matlab.
I have implemented noise estimation algorithm in matlab,and i have added noise using 'randn' function.now i run this program in ...

oltre 11 anni fa | 0 risposte | 0

0

risposte

Domanda


what is difference between digital image
what is difference between digital image and remotely sensed optical imagery

oltre 11 anni fa | 2 risposte | 0

2

risposte

Domanda


multiplicative noise generate using randn
I add additive '0' mean Gaussian noise to original image using n=0+(sd)*randn(size(original image)) and i apply noise estim...

oltre 11 anni fa | 1 risposta | 0

1

risposta

Domanda


now my question is that which 'a' i should take?
I is 20*20 image of class uint8; a=im2double(I) and a=double(I) gives different result. now generate noisy image using n...

oltre 11 anni fa | 1 risposta | 0

1

risposta

Domanda


how to generate noise of various pdf
how to generate noise of various pdf(gaussian,speckle,poisson etc) using "mean+(std)*randn(size(original image))" function....

oltre 11 anni fa | 1 risposta | 0

1

risposta

Domanda


how to add multiplicative noise in original image using
how to add multiplicative noise in original image using "0+(10)*randn(size(original image))"

oltre 11 anni fa | 0 risposte | 0

0

risposte

Domanda


then which type of above noise is?
if i generate noise using n=0+(std)*randn(size) then which type of above noise is? gaussian,salt & pepper ,speckle or it i...

oltre 11 anni fa | 1 risposta | 0

1

risposta

Domanda


i placed 'as.xls' file in matlab folder.
i placed 'as.xls' file in matlab folder. then i read data in matlab code using "xlsread('as.xls')" the i got error that ...

oltre 11 anni fa | 2 risposte | 0

2

risposte

Domanda


function pushbutton1_Callback(hObject, eventdata, handles)
function pushbutton1_Callback(hObject, eventdata, handles) handles.metricdata.a=1; function pushbutton2_Callback(hObject,...

oltre 11 anni fa | 1 risposta | 0

1

risposta

Domanda


problem is that it can not plot x and y,(
IN GUI,i define handles.matricdata.a=1 in pushbutton1 callback function. then in pushbutton2 callback function i use ...

oltre 11 anni fa | 2 risposte | 0

2

risposte

Domanda


problem is that when i run matlab code using F5
clc close all; clear all; n=0+(10*randn(400)); nn=imcrop(n,[0 0 16 16]); std(nn(:)) I genera...

quasi 12 anni fa | 2 risposte | 0

2

risposte

Domanda


I have added (0 mean,std=30) noise to uploaded image
I have added (0 mean,std=30) noise to grayscale image. and i also uploaded my code to find additive noise from noisy image. bu...

quasi 12 anni fa | 0 risposte | 0

0

risposte

Domanda


perform var(image(:)) operation in gui
please,provide me a demo code for 5 images read in GUI using popup menu and perform var(image(:)) operation in gui

quasi 12 anni fa | 1 risposta | 0

1

risposta

Domanda


denoise image with better quality
http://www.mathworks.in/matlabcentral/answers/57219-noise-removal-by-setting-a-threshold in above link,in noise removal cod...

quasi 12 anni fa | 0 risposte | 0

0

risposte

Domanda


is this block represents noise?
i have converted noisy image into 4*4 block ,then i have found std of each block and i have found minimum std from all block. ...

quasi 12 anni fa | 0 risposte | 0

0

risposte

Domanda


now, i have added noise in that original image using '0+std*randn(size(orig.image))' function,then how can find those homogeneous regions from this noisy image(only using noisy image)
there are some homogeneous region in original image.i have found those homogeneous regions using 'stdfilt'filter. now, i have...

quasi 12 anni fa | 1 risposta | 0

1

risposta

Domanda


how can i got best denoisy image and which modifications are needed? (you can take any grayimage for testing)
i added noise using n=0+40*randn(size(grayimage)) in grayimage(noisy=grayimage+n). then i have removed noise using medfilt2(noi...

quasi 12 anni fa | 1 risposta | 0

1

risposta

Domanda


if i have noisy image(additive noise)
if i have noisy image(additive noise) ; then whether median filter works well for removing noise from noisy image to get nois...

quasi 12 anni fa | 1 risposta | 0

1

risposta

Domanda


largest number of blocks
if i have v= 1:1:20 and its value are, a=[3,6,9,3,7,12,4,62,3,8,8,9,8,4,8,2,8,3,3,3] respectively. Within the range of the mi...

quasi 12 anni fa | 1 risposta | 0

1

risposta

Domanda


how could find snr of medical image and accuracy of estimation?
how could find snr(signal to noise ratio) of medical image and accuracy of estimation?

quasi 12 anni fa | 1 risposta | 0

1

risposta

Domanda


what will be a error and efficiency equation of xyz algorithm
if I have estimated value(Iest) of xyz algorithm and actual value(Iact) then what will be a error and efficiency equation of xyz...

quasi 12 anni fa | 0 risposte | 0

0

risposte

Domanda


what will be value of 'b' when 'a' is equal to 0(zero)
a=[1.2716 3.8147 6.3578 8.9009 11.4440 13.9871 16.5302 19.0733 21.6164 24.1595 26.7026 29.2457 31.7889 34.3320 36.8751 3...

quasi 12 anni fa | 1 risposta | 0

1

risposta

Domanda


how to convert 1.228 into 1
how to convert 1.228 into 1.2,1.366 into 1.7, 1.99999 into 2.0 (i.e. into a .1f )

quasi 12 anni fa | 2 risposte | 0

2

risposte

Domanda


how can i get value of 'a' at b=0.
clc; close all; clear all; a=[5,11,15,18,22,30]; b=[2,3,4,5,6,7]; plot(b,a); if i want value of 'a' ...

quasi 12 anni fa | 0 risposte | 0

0

risposte

Domanda


if i normalize signal power of noisy image
I is original image and 'n' is noise image and it add in I to generate noisy image('mix'),means mix=I+n; if i n...

quasi 12 anni fa | 1 risposta | 0

1

risposta

Carica altro