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Last seen: ongeveer een maand ago |  Active since 2017

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steady plot end with different rate of rise question
Hello, in the photo below the start and end points are stable,the rate of change between them changes. In the code below i trie...

ongeveer een maand ago | 2 answers | 0

2

answers

Question


plotting vector in matlab
Hello,I have the following code to represent vectoric components of E-field. The field has X and Y directions, as you can see...

3 maanden ago | 1 answer | 1

1

answer

Question


ploting vectorial expression in 3D question
Hello,I have the formula and photo shown below. Is there a way to do a similar plot in matlab (if vectorial arrows is possible ...

4 maanden ago | 1 answer | 0

1

answer

Question


nexctracting data from overlapping plots in a photo
Hello , In the attached photo I have two plots one on top the other. Is there a way to extract the data of both plots? Thanks....

4 maanden ago | 0 answers | 0

0

answers

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shifting a column in Matlab of CSV
Hello , I have two CSV files attached in ZIP format.one of the colums is from -1 to 1. Is the a way in matlab to import the CSV...

4 maanden ago | 2 answers | 0

2

answers

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converting and shifting photo from osciloscope
Hello, I have an osciloscope photo attached.As you can see I have two signals going from -1ms to 1ms. Is there a way In Matlab ...

4 maanden ago | 2 answers | 0

2

answers

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extracting table data from a plot picture question
Hello,I have many plots like this in the data sheet. there is a java tools which manually allow to extract the data of each plo...

5 maanden ago | 2 answers | 0

2

answers

Question


Matlab logic of plotting meshgrid formula
There is a code which uses meshgrid which is basicly doing all combination of one vector with the size of the other vector and v...

10 maanden ago | 1 answer | 0

1

answer

Question


optimization problem for exponential coefficients
Hello , i have the attached code which produces certain radiation pattern shown below. basicly in matlab view its AF,theta plot...

11 maanden ago | 1 answer | 0

1

answer

Question


inverse FFT for recreating radiation pattern
Hello,I have created a code which created the plot below. The heart of the code is the AF expression.(array factor) I want to do...

11 maanden ago | 1 answer | 0

1

answer

Question


recreating in matlab Butterworth Filter filter response
There is a manual which presents a filter response. In the video they present a formula and a plot of the response. However when...

ongeveer een jaar ago | 2 answers | 0

2

answers

Question


fit S11to poles and zeros like in the article
Hello,In the article bellow they refer to a method of converting s1p file (attached as text into a pole zero model . could you ...

meer dan een jaar ago | 0 answers | 0

0

answers

Question


recreating coupler responce plot numercly question
Hello,There are tables as shown bellow. each number is the even impedance coefficient for example for z1: Z1_even=1.0183450=50....

meer dan een jaar ago | 1 answer | 0

1

answer

Question


gradient arrows plot in matlab
Hello, the code bellow creates a shape as shown bellow.How ever i would like to convert this plot into gradient arrows shape as...

meer dan een jaar ago | 1 answer | 0

1

answer

Question


recreating roots of a derivative of bessel funtion of first order
Hello , i want to recreate the root table which are the derivative of a bessel function of the first order. i think besselj(nu...

meer dan een jaar ago | 1 answer | 0

1

answer

Question


recreating mesh grid plot of polar formula
Hello,i want to recreate the photo shown bellow in matlab. I have tried to build it as follows but i get a rectangular surface ...

bijna 2 jaar ago | 1 answer | 0

1

answer

Question


recreating nyquist regions using FFT
Hello,Using code bellowI have sampled a signal and made FFT to see the spectral picture of the time domain signal. the plot bell...

bijna 2 jaar ago | 1 answer | 0

1

answer

Question


question regarding ploting a table as a surface
Hello, i have the following EM field shown bellow, i have extracted the field into a table attached as zipped txt and a printscr...

ongeveer 2 jaar ago | 2 answers | 0

2

answers

Question


link to a figure of matlab
Hello , i have a matlab code that creating a figure, Its very problematic for me to do snipping tool print screens and put then...

ongeveer 2 jaar ago | 0 answers | 0

0

answers

Question


question regarding sum(m,3) command
hello, i have a three dimentional matrices m. output of sum(m,3) return a two dimentional matrices. What kind of summing being...

ongeveer 2 jaar ago | 2 answers | 0

2

answers

Question


converting vector result into matrices for surf command
Hello,in a program there is feald on aplane shown bellow. the field data was exports and i am trying to recreate this fiels in ...

ongeveer 2 jaar ago | 2 answers | 0

2

answers

Question


special data tip in matlab
Hello i have a figure with multiple plots i want to make a data tip line as shown bellow. so the points of intersectionof the r...

meer dan 2 jaar ago | 1 answer | 0

1

answer

Question


problem running optimization SOLVE function in matlab
Hello, I am trying to run an optimization so i get my S function at some biunds as shown bellow. I got the error from the optim...

meer dan 2 jaar ago | 1 answer | 0

1

answer

Question


optimization of a function with array of parameters using matlab solver ga
Hello, i i am trying to optimize function S, so it will get values between 0 and 10 using its E_opt parameter coefficients whic...

meer dan 2 jaar ago | 1 answer | 0

1

answer

Question


help using matlab solve ga function for optimization of non linear expression
Hello , i have this non linear function called "h" shown in the code bellow. I want to optimize k1, k2 ,a ,b parameters so th...

meer dan 2 jaar ago | 1 answer | 0

1

answer

Question


optimization of a function using optiminzation toolbox commands
Hello,I have built a function in the code shown bellow.The function is plotted as follows. my goal is to lower the lobe at X=-2...

meer dan 2 jaar ago | 0 answers | 0

0

answers

Question


find angle of propagation in matlab
Hello, I have a matrces with values which when they are ploted the give a plot as attached. red is high values green is low va...

meer dan 2 jaar ago | 1 answer | 0

1

answer

Question


vector partial derivative of a two variable function
Hello i have the following function which is dependant on two variables. Is there a way to find the vector of the derivative wi...

meer dan 2 jaar ago | 1 answer | 0

1

answer

Question


highting single plot among lots of plots on the same figure
Hello,I have a figure with 10 plots mingled together. my legend consists of 10 items . Is there a way in MATLAB where i could ...

meer dan 2 jaar ago | 1 answer | 0

1

answer

Question


filtering excel commands in matlab
Hello, i have the attched file . i want using script command to extract the table and filter the rows of the table where the do...

meer dan 2 jaar ago | 2 answers | 0

2

answers

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