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How can I impose nonlinear constraints on the state transition matrix for the estimation of a state-space model using the Econometrics Toolbox?
One way to impose complex nonlinear constraints for the estimation of a state-space model using the Econometrics Toolbox is to e...

13 hours ago | 0

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Question


How can I impose nonlinear constraints on the state transition matrix for the estimation of a state-space model using the Econometrics Toolbox?
I would like to estimate a state-space model using the Econometrics Toolbox considering nonlinear constraints on the state trans...

13 hours ago | 1 answer | 0

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Answered
Why can't I use my Keysight instrument with Data Acquisition Toolbox?
The reason that you are unable to connect to your device using these commands is that these commands are for our Data Acquisitio...

13 hours ago | 0

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Question


Why can't I use my Keysight instrument with Data Acquisition Toolbox?
I am trying to control a Keysight U2331a with MATLAB (R2020a). I am able to send text commands to the device using Instrument Co...

13 hours ago | 1 answer | 0

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Answered
Image Acquisition Toolboxを利用して、Windows Video CameraからMATLAB上へ画像を取り込むと、DeviceIDsおよびDeviceInfoが空配列となりデバイスが認識できないのはなぜですか?
まず、ご利用のWindows Video CameraがVFW(Video For Windows)または、WDM(Windows Driver Model)に準拠していることが前提条件となります。 実際にデバイスが利用できる環境にある場合には、下記フォ...

13 hours ago | 0

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Answered
delaunay で求められる三角形の頂点間の距離を計算するにはどうすればいいですか?
DT = delaunay(x,y); より得られる DT から求めていく方法の場合、重複する辺などがあり、ソースコードや計算が煩雑化する可能性があります。 h = triplot(DT,x,y); で一度グラフを描画し、戻り...

13 hours ago | 0

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Answered
Why can't I move or delete files which are imported using Python commands in MATLAB in 'OutOfProcess' mode?
When executing Python commands including reading files in 'OutOfProcess' mode in MATLAB, the files remain open in a sepa...

1 day ago | 0

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Question


Why can't I move or delete files which are imported using Python commands in MATLAB in 'OutOfProcess' mode?
I am using 'OutOfProcess' to execute a sequence of Python commands including reading some files in MATLAB. Why can&...

1 day ago | 1 answer | 0

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Answered
Why do I receive an "Error 428: Your license requires email verification" when signing into my MathWorks Account?
You are receiving this error because you must verify the email address associated to your MathWorks Account. For instructions, c...

3 days ago | 0

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Question


Why do I receive an "Error 428: Your license requires email verification" when signing into my MathWorks Account?
Why do I receive an "Error 428: Your license requires email verification" when signing into my MathWorks Account durin...

3 days ago | 1 answer | 0

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Answered
Why can't my standalone application find the desired version of Python?
The application will not be able to locate the Python installation unless you specify its location. In other words, version = py...

3 days ago | 0

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Why can't my standalone application find the desired version of Python?
I have a MATLAB executable which does a bunch of things, but in the beginning of the file, I check to see that Python is install...

3 days ago | 1 answer | 0

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Answered
How to protect intellectual property (IP) with an exported FMU from Simulink in R2020b?
Tool-Coupling FMU:  There is no level of IP protection. Standalone FMU: Intellectual Property (IP) Protection is covered by <...

3 days ago | 0

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Answered
Why is MATLAB not recognizing AUTOSAR schema version?
MATLAB currently does not support importing ARXML files with schema versions such as 00044. Please find the list of supported AU...

6 days ago | 0

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Answered
How can I find the version in which a function was introduced?
The release in which a function was introduced can usually be found at the bottom of the documentation page of that function. A...

6 days ago | 0

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Answered
How does the TI C2000 ePWM block work?
Essentially, each ePWM block configures how a particular ePWM module on the F28379D board fires the ePWM signals. Under Model C...

6 days ago | 0

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Answered
多维查表模块支持动态输入吗? 
从 r2020b 开始,这个模块支持动态输入表和节点了,参考:  https://www.mathworks.com/help/simulink/slref/ndlookuptable.html     在其旧版本中,也有一些方法来实现,参考:  ...

6 days ago | 0

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多维查表模块支持动态输入吗? 
多维查表模块(n-D lookup table)可以设定表(table)和节点(breakpoints),但我希望设定动态的表和节点,即从外部模块输入这些信息。 

6 days ago | 1 answer | 0

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Answered
Why does 'xpctargetping' ('slrtpingtarget') fail?
The command &#39;xpctargetping&#39; (or &#39;slrtpingtarget&#39;) can fail for various reasons as it involves the full connectio...

6 days ago | 0

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Answered
Campus-Wide License は、どのようにライセンスの更新をしますか?
MATLABを使用し続けるために、ライセンス ファイルを更新する必要があります。 ライセンス ファイル更新処理は、使用しているライセンスに依存します。 *Individual とDesignated Computer ライセンス:* 1. MATLA...

6 days ago | 0

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Answered
如何在特定时刻暂定仿真? 
现在与调试有关的工具都归类进了 debug 标签,请参考图中位置  <<http://www.mathworks.com/matlabcentral/answers/uploaded_files/362611/46cf5c177659f111e926...

7 days ago | 0

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Question


如何在特定时刻暂定仿真? 
我想在特定时刻暂停仿真,然后进行step单步调试。在旧版本中我能找到选项,但在 r2019b 及更新的版本中找不到了 

7 days ago | 1 answer | 0

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Answered
Does MATLAB support NVIDIA Ampere cards for GPU computation?
For releases R2010b to R2020b support for Ampere will be via NVIDIA&#39;s forwards compatibility mode. Optimized device librarie...

7 days ago | 0

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Answered
Why do I see the error message "Unable to resolve the name coder.loadMatObj." when doing code generation with Deep Learning Toolbox block inside in R2020b?
This error is only present when the following support package is not installed: <https://www.mathworks.com/matlabcentral/fileex...

7 days ago | 0

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Why do I see the error message "Unable to resolve the name coder.loadMatObj." when doing code generation with Deep Learning Toolbox block inside in R2020b?
When trying to generate code of Deep Learning Toolbox blocks in Simulink an error shows up and it does not say, how to resolve i...

7 days ago | 1 answer | 0

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Answered
如何找到模型中所有的连续模块? 
有两个方法:  方法一:Simulink.BlockDiagram.getInitialState 命令  这里有一个例子:  open_system(docpath(fullfile(docroot, &#39;toolbox&#39;...

7 days ago | 0

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如何找到模型中所有的连续模块? 
我的模型中有连续模块和离散模块,但我希望用定步长求解器(fixed step solver)。此时仿真会报错提示需要将连续模块改为离散模块,可是我该如何找到所有的连续模块呢? 

7 days ago | 1 answer | 0

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Answered
모델 내 사용된 모든 block 이름 data type을 한번에 볼수 있는 방법?
말씀하신 사항은 간단히 Model Explorer 창에서 확인이 가능합니다. <https://www.mathworks.com/help/releases/R2020a/simulink/slref/modelexplorer.html> ...

7 days ago | 0

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Answered
How to see all block names and data types at once for a model?
You can see them all at once through Model Explorer. https://www.mathworks.com/help/releases/R2020a/simulink/slref/modelexplo...

7 days ago | 0

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Answered
How to debug an upload/download problem when using Polyspace Access?
* Activate the logging by going to http://your_server:9443/setdebugmode/on (use https if you have configured the https protocol ...

8 days ago | 0

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