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Parham Babakhani Dehkordi
Polytechnic of Milan
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How can we merge two separate video files into one?
Hello, I have two separate video .avi files named as 'first' and 'second'. The first video contains 13 frames, and second video...
거의 4년 전 | 답변 수: 2 | 0
2
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Counting pixels of colored objects in an image
Hi everyone. I have an image (attached) with three different colors as blue, white and yellow. I need to count the number of pix...
거의 5년 전 | 답변 수: 1 | 0
1
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how to convert a structure format to xml?
Hi, I am trying to convert my file named as 's' with struct format to xml format. I was able to find the code written below. I ...
대략 6년 전 | 답변 수: 3 | 0
3
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The error using imwrite. how can I fix this?
Hi, I want to crop an image and save it using imwrite. I get the following error, how can I fix this: Error using imwrite ...
거의 8년 전 | 답변 수: 1 | 0
1
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Do you know how to solve an integral over a loop?
Hi, I have a integral that I need to solve, the problem is that I have a loop, that is, for each value of r, Ihave one U, my inp...
거의 8년 전 | 답변 수: 1 | 0
1
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How to remove a gap between bars in histogram?
Hello all, I would like to remove gaps between bars in a histograms, I attached you my figures for your record. Due to the fact ...
거의 8년 전 | 답변 수: 1 | 0
1
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how can I prevent dashed line to become continuous line?
Hi everyone, I am interested in plotting a dashed line. However, due to the large data points that I have in a plot, some part b...
거의 8년 전 | 답변 수: 1 | 0
1
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How can I obtain two unknown with one equation through optimization?
Hi, I have one equation with two unknowns(A and y) as follows; ls/D=A [Jg+(y^2/Jg)] input parameters are: D=0.04; Jg and l...
대략 8년 전 | 답변 수: 1 | 0
1
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How can I track the interface of image?
Hi everyone. I have 75 binary frames. each frame has a size of Height=301 and width=1483. I attached you the first frame for you...
8년 초과 전 | 답변 수: 1 | 0
1
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how can I multiply a vector by scalar?
Hi, I have a very simple case. I do not know why there is an error which says, (Undefined operator '*' for input arguments of t...
8년 초과 전 | 답변 수: 3 | 0
3
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How can I add a zero element to a cell array?
Hi everyone, I have two cell arrays as: B=[1*44997] and time=t=[1*44998]. The values in B are zero, 1 and -1. I would like t...
8년 초과 전 | 답변 수: 1 | 0
1
답변답변 있음
How can I automatically crop all images?
Thank you Walter for your answer, I have another question. I have automatically crop the images and also I was able to have bina...
How can I automatically crop all images?
Thank you Walter for your answer, I have another question. I have automatically crop the images and also I was able to have bina...
8년 초과 전 | 0
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How can I automatically crop all images?
Hello, I have 1080 images in one folder. All the images are the same in terms of pixel location. so, I want to automatically cr...
8년 초과 전 | 답변 수: 2 | 0
2
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How to find parameters of the following coefficient based on optimization tool?
Thank you Roger for your help,but I still have a problem to get a solution, I arranged my code with initial guesses for a=0.31,m...
How to find parameters of the following coefficient based on optimization tool?
Thank you Roger for your help,but I still have a problem to get a solution, I arranged my code with initial guesses for a=0.31,m...
8년 초과 전 | 0
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How to find parameters of the following coefficient based on optimization tool?
Hi everyone, I have the following input and function, my purpose is to calculate the value of a,m and n which are scalars using...
8년 초과 전 | 답변 수: 2 | 0
2
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How to find exponent of a function?
Hi everyone, I have the following function: Y=exp -[(d/D)^n] Y and n are unknowns. D is a scalar and d is a vector. From phys...
8년 초과 전 | 답변 수: 2 | 0
2
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How can I use isqurvefit or fminsearch to have my coefficient of the function?
Hi everyone, I have the following function, how can I get the value of A,B and n by curve fitting, I tried but I was not succ...
9년 초과 전 | 답변 수: 1 | 0
1
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how Can I have a stable and converged solution using fsolve?
Hello everyone, I have the following parameters and functions,I used fsolve to iteratively solve the nonlinear function. ther...
9년 초과 전 | 답변 수: 1 | 0
1
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How can I draw a parity plot?
Hello everyone, I have two series of data as follows: x=[0.8288 1.021 1.2093 1.4674 1.7577 1.9679 2.2465 2.9532]; y=[0.8242...
9년 초과 전 | 답변 수: 2 | 0
2
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How can I apply 'for' cycle for two arrays?
Hello, I have these parameters: D=0.030; A=7.0685*10^-4; Jo=0.763; Jw=[0.778090833 0.998156927 1.194644511 1.39...
9년 초과 전 | 답변 수: 1 | 0
1
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how can we solve the iterative functions based on fzero and fsolve simultaneously?
Hi, I have a function which has some input parameters which are constant. However, there is one parameter as teta (teta must be ...
9년 초과 전 | 답변 수: 1 | 0
1
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how can I remove error in fzero?
D=0.040; A=pi*D^2/4; Jo=0.74; Jw=[0.35 0.25 0.19 0.12 0.08 .06 0.04]; ro_o=910; ro_w=1000; mu_w=0.001; mu_o=0.92; ...
how can I remove error in fzero?
D=0.040; A=pi*D^2/4; Jo=0.74; Jw=[0.35 0.25 0.19 0.12 0.08 .06 0.04]; ro_o=910; ro_w=1000; mu_w=0.001; mu_o=0.92; ...
9년 초과 전 | 0
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how can I remove error in fzero?
Hi everybody, I have some input parameters such as: D=0.040; A=pi*D^2/4; Jo=0.74; Jw=[0.35 0.25 0.19 0.12 0.08 .06 0.04]; ...
9년 초과 전 | 답변 수: 2 | 0
2
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how Can I find the minimum value of my functions by fzero?
Hi everyone, I want to minimize my function in which only Hw and Jw is changed so it would be useful to do it by fzero, this fun...
9년 초과 전 | 답변 수: 1 | 0
1
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one error in fminsearch?
I tried to use fminsearch to solve an equation with three unknown parameters but there is an error: fi1=[0.6787*1.0e-5 0.4520...
9년 초과 전 | 답변 수: 1 | 0
1
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How can I calculate x for each associated Ho?
Hi, I tried to calculate x value for each Ho in the following equation by using fzero function. but there is an error which av...
9년 초과 전 | 답변 수: 1 | 0
1
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How can I find the coefficient of my function by using regression in matlab?
Hi, I really in trouble to find the coefficients of my function as follows: f=A+B(h/D)^n; f=[6.67836E-05 3.6796E-05 2.30952...
9년 초과 전 | 답변 수: 1 | 0
1
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How can I solve this integral?
I attached a word file. I want to know what would be the appropriate code to solve this integral.
9년 초과 전 | 답변 수: 0 | 0