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Robert U


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218 2016 이후 총 참여 횟수

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  • Revival Level 2
  • Knowledgeable Level 3
  • 6 Month Streak
  • Cody Challenge Master
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fillmissing if the amount of NaN smaller than 15% in all table.
Hi Behzad Navidi, please test whether these two lines fulfill your requirements: nanPercent = cellfun(@(cIn) sum(isnan(cIn.pre...

8일 전 | 1

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Can I make dynamic name for the structure?
Hi Zeynab Mousavikhamene, You can but you should not. Dynamically named variable names are prone to errors and make code diffic...

13일 전 | 1

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How to simplify the loops of a matrix
Hi Xinyuan, the code snippet you are providing does not make any use of the two for-loops. You can remove them, since the funct...

13일 전 | 0

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Add n days to juliandate
Hi Asatur Khurshdyan, According to documentation example juliandate() you may use caldays() to add calendar days to a datetime-...

27일 전 | 0

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Plotting Binary step function
Hi Linu Pinto, You could plot each section separately. x = -10:0.1:10; y = sin(x); z(y<0) = 1; z(y>=0) = 0; nZNew =[0 fi...

28일 전 | 0

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Placing radiobuttons with relative locations
Hi Ryan1234321, When creating GUIs by command without the use of GUIDE I do place all elements in absolute position. I take car...

30일 전 | 1

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Converting cell array to struct
Hi hamzah khan, it is not clear to me how your output should look like. Documentation of cell2struct reports several examples. ...

약 1달 전 | 0

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curve fitting for multiple variable
Hi zohre vash, that depends strongly on what kind of model function you are using. cftool provides a bunch of functions and a G...

약 1달 전 | 0

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structures to matrix for preparing for classification
Hi Amir Naderi, if all data to concatenate are within the field 'property' and have same size of matrix you can apply struct2ce...

약 1달 전 | 1

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답변 있음
Find and remove a value from an array
Hi Zenia Askar, Assuming the content of your variables 'done' and 'next' are numeric your code cannot remove a single value fro...

약 1달 전 | 0

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Could anyone help me how to overcome the error in the following code:
Hi jaah navi, To display the legend use lgd = legend('show'); The property/method 'NumColumns' does not exist. What is the pu...

약 1달 전 | 0

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cant get a good fit
Hi Thaer Ismail, the following plot command is not correct: plot(Sw,F(x,Pc)) According to your data handling it should be pl...

약 1달 전 | 0

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We want to get colors on edit text in GUI. How can we do this ?
Hi cevdet kopuz, if you use uicontrol()-elements in your GUI, you can make use of the properties "ForegroundColor" and "Backgro...

2달 전 | 0

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Display string and variable value in a window in a GUI or different output
Hi chris bowman, there are some issues within the code snippet you provided: Matlab does not need an initiation of variables a...

3달 전 | 1

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Problem to output value from custom GUI with radiobuttons
Hi Sarah, the way how handles are assigned and used in guidata is not correct. Please refer to the documentation of guidata(). ...

3달 전 | 0

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Repeat elements of a vector as matrixes in a multidimensional array.
Hi Marius Adom, If I understood your task correctly, you can use arrayfun() to create each x-y-Matrix and concatenate them usin...

3달 전 | 1

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답변 있음
Convert all my txt file to graph and save it as image file
Hi kenneth lee, have a look at these two built-in functions: saveas() print() Kind regards, Robert

3달 전 | 0

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Undefined unary operator '.'' for input arguments of type 'function_handle'.
Hi Clarisha Nijman, your b is a function handle to the anonymous function with input arguments x and y. Gradient itself is - as...

3달 전 | 0

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lsim: Remove input signal from plot
Hi cricketking13, if you don't want to have lsim plot the default plot, just "collect" the output and plot as you desire: %% L...

3달 전 | 0

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Whiteout/Remove some part of the contour plot
Hi Muhammad Usman, instead of assigning Zero to the nodes you don't want to use, apply "nan"-Values. That will be treated as if...

3달 전 | 2

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How can I write this code in matlab and have it run? ( all variables have been defined but it keeps giving me an error on this line)
Hi Adam Sabah, when I run your code I get this error message: ue = 1-4*sin((3*pi*x)/(2*L))*exp(-tmax(A/B))+4*sin((7*pi*x)/(2*L...

4달 전 | 0

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Concatenate cell with numeric array in tables
Hi Marcus Watson, an straight-forward solution would be checking the variable types stored in the table. In case they don't mat...

4달 전 | 0

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How to get rid of Nan when calculating mean
Hi Emmanuel Gonzalez-Figueroa, The function mean() commes with a so-called nanflag: https://de.mathworks.com/help/matlab/ref/me...

4달 전 | 1

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'String scalar or character vector must have valid interpreter syntax:' for Sigma
Hi Yaser Khojah, I found the following description in the documentation of corrplot(): "Variable names to be used in the plots...

4달 전 | 0

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Summation issue using loop
Hi Ali aaa, in your code parts are missing. Without knowing any constraints about the variables, I suggest the following soluti...

4달 전 | 0

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How to open files with similar names
Hi Carlo Speranza, first of all, get rid of the eval()-command. That is usually not needed, difficult to debug and prone to err...

4달 전 | 0

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Filtering a region of Interest
Hi Oreoluwa ADESINA, What you describe is part of the example shown in the roifilt2-documentation found here: https://de.mathwo...

4달 전 | 0

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How do I get the row numbers of the 'list' where the values are equal to the values of the array 'days'
Hi Yannick Leroy, the function ismember() allows to compare matrices with vector elements. The function find() supplies the ind...

4달 전 | 0

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Cell to array of strings
Hi Liam Ryan, what you describe is not a cell array of strings but char. You can convert it straightforward by applying string(...

4달 전 | 0

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Adding Hexadecimal numbers?
Hi Jed Louise Lesma, Despite the extra bracket in your code (I removed it), the method you tried should work: a = '3afb'; b =...

4달 전 | 1

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