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David Ding


MathWorks

74 total contributions since 2016

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Answered
How do you make 2 markers share the same label in MatLab Legend?
Hi HaAgain, I see that you have two symbols for each set of temperature data that you would like to have a common legend labe...

2 years ago | 0

Answered
How can I solve PDE (Partial differential equation)?
Hi Emrys, You may find the " <https://www.mathworks.com/help/matlab/ref/pdepe.html pdepe> " function in MATLAB useful for you...

2 years ago | 0

Answered
Invalid root outport block conection in the referenced model
Hi Husson, Thank you for sharing the screenshot for the error you are seeing. Without looking directly at your model, it is ...

2 years ago | 0

Answered
fitnlm : Getting back error terms for simulations
Hi Andres, I see that you are looking for information regarding error parameters when trying to fit to a model using "fitnlm"...

2 years ago | 0

Answered
AppDesigner Converting Table Data to Categorical Supported?
Hi Josh, Thank you so much for sending the app! I have taken a look at it and now I know why you are getting the error. The...

2 years ago | 1

| accepted

Answered
How can I implement a frequency-dependent resistor in Simulink?
Hi Angelis, My understanding is that you have an electrical circuit in Simulink, and you would like to model a variable resis...

2 years ago | 1

Answered
timedelaynet with multiple hidden layers?
Dear Magnus, I understand that you are looking for some guidance to adjust the hyperparameters of the multiple hidden layers ...

2 years ago | 0

Answered
Could not automatically set the bootloader COM port for your Leonardo board.
Hi Andreas, I understand that you are running into an error while trying to deploy a shipped demo onto an Arduino Leonardo bo...

2 years ago | 0

Answered
help rlocus function graph
Hi Marco, I understand that the following code >> h = tf([1 2 3],[4 3 5]); [R,K] = rlocus(h); is giving you error in ...

2 years ago | 0

Answered
Anonymous function with vector instead of multiple inputs
Hi Stephan, First of all the use of "cell" function is perfectly fine. With regards to the error you are seeing, it is becau...

2 years ago | 0

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Answered
AppDesigner Converting Table Data to Categorical Supported?
Hi Josh, I see that you are importing data from CSV file and trying to create a categorical array from it. Without knowing t...

2 years ago | 0

Answered
How to restore Assosiation of Matlab 2017a on Linux?
Hi Deep, I understand that you would like to open up M files within a single instance of MATLAB. Please note that opening M ...

2 years ago | 0

Answered
Local minimum possible. Constraints satisfied.
Hi Sarv, I see that after running "fmincon" to minimize Gibbs Energy Function, you are receiving unexpected results. It is e...

2 years ago | 0

Answered
Universal Joint in Delta Robot moves only one DOF, second DOF doesnt work
Hi Trutz, I understand that you have a joint that seems to be missing DOF. My suggestion is to check the actuation of the jo...

2 years ago | 0

Answered
uitable overlaps a white panel in a traditional figure
Hi Olga, I understand that when you have a uitable in a figure and you maximize the window for the figure, a "grid" shows up ...

2 years ago | 0

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Answered
I would like to understand the mean of sampling frequency and symbol rate in commsrc.patern command.
Hi Shunsuke, I understand that you are looking to understand the meaning of "SamplingFrequency" and "SymbolRate" properties o...

2 years ago | 0

Answered
Hi there, I need to correct aberrant IMU euler orientation values occurring secondary to Gimbal lock.
Hi Luckshman, I understand that you are trying to limit your angle data to between 0 and 360 degrees. You may make use of th...

2 years ago | 0

Answered
How do find the server that webmap uses to obtain imagery?
Hi Tim, The server used for "webmap" comes from the "OpenStreetMap" project. You may find more information here: <https:/...

2 years ago | 0

Answered
How do I calculate the annual log return from a series of monthly log returns?
Hi Ola, Perhaps the following thread can help: <https://www.mathworks.com/matlabcentral/answers/210242-how-do-i-calculate-...

2 years ago | 1

| accepted

Answered
Could you tell me the restriction while using error rate calculation block in simulink.
Hi Shunsuke, I understand that you would like to use the "Error Rate Calculation" block to compare transmitted and received d...

2 years ago | 0

| accepted

Answered
How to transform data from space domain to wavenumber domain through Fourier Transform?
Hi Mo, I see that you have a 2D wavefield in time domain, and you would like to convert the image into wavenumber domain. ...

2 years ago | 0

Answered
Simulink: uint8 vector to individual uint8s
Hi Andreas, I see that you are trying to serialize the vector of uint8s coming from a MATLAB Function block. In this case, i...

2 years ago | 1

| accepted

Answered
MATLAB Support for Arduino - Connect via ethernet?
Hi Andreas, I understand that you would like to communicate to the board via an Ethernet Shield, and MATLAB Support Package i...

2 years ago | 0

| accepted

Answered
Matlab 2016b on Mac with Xcode 9 error
Hi Alex, I understand that since upgrading to Xcode 9.0, using MATLAB R2016b you are no longer able to detect a support compi...

2 years ago | 0

Answered
I am Trying to Have User Input a single Var. But I Get This Error? Help?
Hi Felix, I understand that you are receiving a "Not Enough Input Arguments" error. While I am not in a position to comment ...

2 years ago | 0

Answered
Finding the fundamental and overtones with amplitude and phase amongst samples in a time-signal
Hi Ejje, I understand that you have a periodic time sample (of one period) and you would like to perform Fourier Series analy...

2 years ago | 0

Answered
Download triaging data from metrics
Hi Stein, Perhaps using the diff command ("polyspace-import-command") between previous analysis and current analysis would he...

2 years ago | 0

| accepted

Answered
Setting Time Tolerances & Simulink.sdi.report
Hi Richard, I understand that there is current no corresponding property in the Simulink SDI API that accesses the time toler...

2 years ago | 0

Answered
How do I deploy control algorithms to Parrot Minidrones using the support package?
Hi Jon, It depends on which control algorithm you are talking about. If you are designing a PID controller, Simulink has a c...

2 years ago | 1

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