質問

plot from two vectors not working "not enough arguments"
i have a 3D array called 'arr' which was created from parsing a text table i wnat to plot a single 2D cell from it. when i try...

約7年前 | 0 件の回答 | 0

0

回答

質問

designing feed network of micro strip patch array
hello i have a patch array , is there a way in matlab (rf toolbox or antenna tool box) to get a design of the microstrip feed n...

7年以上前 | 0 件の回答 | 1

0

回答

質問

running a design wizard from file exchange
Hello, I want to run "LPDADraw(handles)" from the link bellow. but i dont know what kind of "handles" variables i should create...

7年以上前 | 1 件の回答 | 0

1

回答

質問

chebfun coefficient reconstruction from initial value
Hello i have an initial Chebychev coefficient of X0=1.853 from which i have to get the other coeeficient 40.507, 172.277 , 355....

7年以上前 | 0 件の回答 | 0

0

回答

質問

RF Budget analyzer component symbols
Hello , is there a way to change the squares with a symbol that is not presented in the menu of the application. like BPF filt...

7年以上前 | 0 件の回答 | 1

0

回答

質問

replotting radiation pattern from its txt form
Hello ,I have as simple patch antenna with a radiation pattern shown in the attached photo. i have its TXT form in the attach...

7年以上前 | 0 件の回答 | 0

0

回答

質問

Sensor array analyzer application data recovery
Hello , in MATLAB there is an application Sensor array analyzer in which we can "stear" the main beam by a certain angle.like s...

7年以上前 | 1 件の回答 | 0

1

回答

質問

struct to non struct error in integral calc
Hello , i am getting this error "Struct contents reference from a non-struct array object." its a simmpe formulas, why i a...

7年以上前 | 1 件の回答 | 0

1

回答

質問

puting coordinaes on corners of a shape of a photo
Hello, i am trying to get the coordinates of a shape shown in the shape bellow. how can we mark some point as (0,0,0) and get t...

7年以上前 | 0 件の回答 | 0

0

回答

質問

imdistline converting pixel measurement
Hello, I am using imdistline to measure temporarily how many pixels between two points as shown in the photo bellow. each pixe...

7年以上前 | 0 件の回答 | 0

0

回答

質問

getting the proportions of the shape by other shape using matlab
Hello, i have a shape in which i know its dimentions as shown in the photo bellow, but there is a shape next to it,shown in th...

7年以上前 | 1 件の回答 | 0

1

回答

質問

keeping the same height for a conical spiral when decreasing the angle
Hello , I am trying to decrease the angle of the spiral making it more narrow but keeping its height and winding rate as before,...

7年以上前 | 0 件の回答 | 0

0

回答

質問

differentiated system of equations with input at one of the variables
Hello, i have an expression which i need to perform derivatives on it so every derivative will be stored as an expression , and ...

7年以上前 | 1 件の回答 | 0

1

回答

質問

multiple derivative of parametric expression
i have a very complex expression with 10 parameters and theta variable,like shown in the expression bellow,the problem is that t...

7年以上前 | 1 件の回答 | 0

1

回答

質問

butterworth maximal flat odd polynomial
Hello , I am trying to get this exression, in the book its called "maximal flat" odd polynomial i think its a butterworth polyn...

7年以上前 | 0 件の回答 | 0

0

回答

質問

plotting odd chebychev polynomials as in the books example
Hello, in the attached photo from the book bellow there are several plots of chebychev odd polynomials, how can i plot P_5 or ...

7年以上前 | 1 件の回答 | 0

1

回答

質問

binomial odd mode polynomial coefficients
is there a way to get these coefficients of the binomial polynomial, like shown in the photo bellow? Thanks <</matlabcentr...

7年以上前 | 0 件の回答 | 0

0

回答

質問

recreating a mathematical 3D shape
Hello, I am trying to recreate a shape shown in the attached photo, from the attached article I have tried to create this shape...

7年以上前 | 0 件の回答 | 0

0

回答

質問

chebyshev with sinus parameter as an input
Hello, is there a way to get an expression for P_n(sin (theta)) a chebyshev polynomial with sinus theta as an input parameter?...

7年以上前 | 1 件の回答 | 0

1

回答

質問

saving as of a figure with current folder name
Hello ,how can i save my created figure with a name which involves the directory name , where the figure was created. for ex...

7年以上前 | 2 件の回答 | 0

2

回答

質問

point coordinate markers of selected points
Hello how can i present automatickly the coordinate data marker of the selected 'or' points? Thanks plot(x, y, 'g'); ...

7年以上前 | 2 件の回答 | 1

2

回答

質問

marking a points in a curve that match condition
Hello , i have a plot from two vectors X and Y how can i mark on the plot all the point in which the Y values are between 5 ...

7年以上前 | 2 件の回答 | 0

2

回答

質問

sorting a vector by another vector
Hello , my X vector looks like this 12,13,14,15,16,17,18,2,3,4,5,6,7,8,9,10,11 my Y vector looks like 2.6926,0.2879,1.93,-0....

7年以上前 | 2 件の回答 | 0

2

回答

質問

wolfram alpha operation in matlab
how can i enter an expression and get the value of the variable that creates it?(like in wolfram alpha attached photo) Thanks...

7年以上前 | 3 件の回答 | 0

3

回答

質問

picking values for multi variable function
Hello , i have a very complex function of three variable f(x,y,z), is there a way to get a tabe of all the combinations of x ,...

7年以上前 | 0 件の回答 | 0

0

回答

質問

adding a string to the file name for all files
Hello i have txt files in my folder,how can i change their file name by adding a string to the start of the file name so af old...

7年以上前 | 1 件の回答 | 0

1

回答

質問

file sorting into sub folder
Hello,inside my folder i have files in which the first the name before _0 or _1 represent the category. how could i recognize a...

8年弱前 | 1 件の回答 | 0

1

回答

質問

using a function to input names of files
i have a function that make operations on files that end with a-0 so i used dir command. sad=dir('* a-0.txt'); i want it...

8年弱前 | 1 件の回答 | 0

1

回答

質問

changing the scaling in the plot permenantly
Hello, when i plot a graph each time i manually have to change the axes scaling ,so it will show not every 5 [0,5,10] but each ...

8年弱前 | 2 件の回答 | 0

2

回答

質問

fill area between two polar curves
Hello , i have these two formulas, i would like to fill the area between these two curves is there a way to do it with patch c...

8年弱前 | 3 件の回答 | 2

3

回答