praveen rai
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how can I write the video from montage player in my disk
I am using Montage MATLAB command for displaying the input adjacent to output i wan to write that video in my disk I am unabl...
circa 4 anni fa | 0 risposte | 0
0
risposteDomanda
finding roi in an image
I have a binary image in which there is a line which is in form of white pixels first I want to perform interpolation so that I...
quasi 5 anni fa | 0 risposte | 0
0
risposteDomanda
How to get 3D dimensions for an object in an image taken from 3d camera
lets say I have image in which object is box and I know the dimension of box I just want to calculate the dimension i.e lenghth,...
quasi 5 anni fa | 1 risposta | 0
1
rispostaDomanda
how to connect the adjacent lower edges of each bounding box
I have drawn a bounding box of rectangle shape on each character and save the all 4 point of all bounding box Now I want to co...
oltre 5 anni fa | 1 risposta | 0
1
rispostaDomanda
find the closest point and taking the difference of y coordinates
let assume I have A matrix in which there are m points and B matrix in which n points are there I have a point lets say m1(x,y...
oltre 5 anni fa | 1 risposta | 0
1
rispostaDomanda
sampling of pixel point and find out the distance between them
i plot a curve line from an image now what i want is to sample each points(pixel) lets say on line no 1 there are m pixels(m1,m...
oltre 5 anni fa | 1 risposta | 0
1
rispostaDomanda
how to find the height and width of an alphabet/letter
i have a letter in which I want to find the height and width of this letter any algorithm or code can suggest by anyone
oltre 5 anni fa | 1 risposta | 0
1
rispostaDomanda
How do I extract only bold text from an image
Does someone have an idea, for example, for some preprocessing or postprocessing of the image to make this work? coding or impl...
oltre 5 anni fa | 0 risposte | 0
0
risposteDomanda
region extraction from a text document Image
I have a image(binary image already extracted from Input Image) in which I have to extract the paragraph for example from"Apart...
oltre 5 anni fa | 2 risposte | 0
2
risposteDomanda
how to acquire images in matlab using more than one web cam simultaneously
_I am using MATLAB 2014 I have connected my two usb web cam when I am selecting Image acquisition tool from app it is not showin...
circa 6 anni fa | 0 risposte | 0
0
rispostehwo to extract numeric value from an image
*suppose i have a string str='Sec 4.12 Visual quantization 123' now i want only '123' so how shd i xtract dis part only*
oltre 6 anni fa | 1
Domanda
hwo to extract numeric value from an image
__I have an image in which I recognise the numeric part using *OCR* FUNCTION numeric value is lablled with yellow line rectangle...
oltre 6 anni fa | 2 risposte | 0
2
risposteDomanda
how can i find header/footer of an image
*I want to extract the header and footer part in an image* _i have read that this can be done by ocr software(optical character...
oltre 6 anni fa | 1 risposta | 0
1
rispostaDomanda
How can I extract page number and letter part from an image
_above question which I asked I just want to understand the theory how to do these things so for that I want some link/reference...
oltre 6 anni fa | 0 risposte | 0
0
risposteDomanda
comarison of N images
*I have N nummber of images say n1,n2,n3,n4,n5,n6 stored in one folder i want to compare like this and stored all o/p in one lo...
oltre 6 anni fa | 0 risposte | 0
0
risposteDomanda
comarison of N images
*suppose I have N images in my single folder let say n1,n2,n3,n4,n5,n6....(images no) i want to compare d images like this n1...
oltre 6 anni fa | 0 risposte | 0
0
risposteDomanda
finding the bending angle or change in curvature of line
_in my Image there is one thin line which has some curvature/bending I want to find the that bending angle/change in curvature...
quasi 7 anni fa | 0 risposte | 0
0
risposteDomanda
calculate distance with ref line in an image
_I want to calculate the distance between the curved line as in my image and left line i.e reference line (grid line).distance s...
quasi 7 anni fa | 0 risposte | 0
0
risposteDomanda
superimose of two images
_@image analyst u have provided me the code how to superimpose and it was very help full but I have another image and I am not a...
quasi 7 anni fa | 1 risposta | 0
1
rispostaDomanda
extraction of corner points in grid image and how to calculate the distance between corner points
*I ma providing the grid image & i want to find the each corner points of box/square in my image and want to calculate the dista...
quasi 7 anni fa | 1 risposta | 0
1
rispostaDomanda
THINING ALGORITHM USED IN IMAGE
_**I attaching a zip file in which MATLAB code is there for thinning and images are also there my ques is that when am using th...
quasi 7 anni fa | 0 risposte | 0
0
risposteDomanda
making the line thin as equivalent to 1cm wide/pixel
I am providing few images like *sample images/input images* and *desired output images* respectively *sample images* <</ma...
circa 7 anni fa | 1 risposta | 0
1
rispostaDomanda
Superimpose two images - one on top of the other
I have uploaded two images "Picture 15.jpg" and "Calibration.jpg". Picture 15.jpg is below: <</matlabcentral/answers/uploa...
circa 7 anni fa | 1 risposta | 0
1
rispostaDomanda
How to compute homography matrix H
If i know the 4 corresponding points in image say p1->p1' p2->p2' p3->p3' p4->p4' then how to compute pi(x,y) from pi'(x,...
circa 7 anni fa | 0 risposte | 0
0
risposteDomanda
hwo to normalise the points with matlab command
i am using this command for normalising -[p1,t1] = Normalise2DPts(p1); [p2,t2] = Normalise2DPts(p2); when i am running this i...
circa 7 anni fa | 1 risposta | 0
1
rispostaDomanda
how to find the homography matrix that maps a 2D image point to a 3D world point on a known plane
lets say homography matrix be h and my points are:p[0] = x:40 y:115 p[1] = x:41 y:120 p[2] = x:43 y:232 p[3] = x:44 y:212 if...
circa 7 anni fa | 0 risposte | 0
0
risposteDomanda
can anyone provide a code for converting 2d point into 3d cordinate system
i want to map the 2d point into 3d cordinate usinf direct linear transformation algo(DLT) or using homography I am not sure how ...
circa 7 anni fa | 2 risposte | 0
2
risposteDomanda
i want to convolve two signal
i have a matrix i.e image size is 435*262 (y=435*262) i want to convolve with a 1d array i.e a=[0 1 0] z=conv2(double(y),double...
circa 7 anni fa | 0 risposte | 0
0
risposteDomanda
i want to find the max element in each row and position of that element in terms of row and column
i am giving the example what i have tried and what result i have got c= 2 3 4 5 67 58 79 81 ...
oltre 7 anni fa | 3 risposte | 0
3
risposteDomanda
How to draw 2D periodic triangular signal
w=1; % signal width Amp=1; % signal amplitude tt=-w:w; y1=Amp-Amp*abs(tt)/w; figure; plot(tt,y1) is this...
oltre 7 anni fa | 1 risposta | 0