MathWorks Support Team

MathWorks

Last seen: 8 days ago | Active since 2009

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MathWorks アカウントを作成時やパスワードリセット時に、「疑わしい動作が検出されました」と表示されるのはなぜですか?
このエラーメッセージは、アカウント作成中やパスワードリセット中に、セキュリティ対策が有効でないと判断された場合に表示されることがあります。一度下記をお試し下さい。 ■ブラウザを一度閉じて、再度お試し頂く ■シークレットモードでお試し頂く ■キャッシュ...

8 hours ago | 0

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Answered
MATLAB または他の MathWorks 製品をインストールまたはアクティベーションする際に接続エラーが発生するのはなぜですか?
接続エラーは主に、以下のような原因で発生することがわかっています。 1. セキュリティソフト 2. プロキシ 3. ファイアウォール　　　 *この記事では、上記に対する解決手順のほか、後半で以下2つの回避策を紹介しています。セキュリティソフト...

8 hours ago | 0

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Is MISRA-C and MISRA AC ACG compliance information available for Embedded Coder?
You can find information regarding MathWorks support for MISRA-C at the following link: https://www.mathworks.com/help/ecoder/u...

1 day ago | 0

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Answered
Does MATLAB R2021b support CUDA toolkit version 11.1 for my Ampere GPU with compute capability 8.6?
MATLAB R2021b does support CUDA toolkit version 11.1 for Ampere GPUs with compute capability 8.6. This discrepancy is confusin...

1 day ago | 0

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How can I find the version of gcc supported by "mexcuda"?
Please first refer to the link below for version of NVCC that is supported by MATLAB. Say for example, you are using MATLAB R202...

1 day ago | 0

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Answered
Why can't I tune my controllers in Simulink Control Design?
In order for Simulink to perform its tuning capabilities, it must be able to linearize the plant model. Simulink performs linear...

1 day ago | 0

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Answered
Cannot communicate over UDP between Raspberry PI and Simulink using Real-Time UDP Configuration block.
Real-Time blocks are intended to be used with real time hardware and/or real time systems. Instead of using the Real-time UDP C...

1 day ago | 0

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Answered
Why is the MuPAD app button no longer available in MATLAB R2016b?
Starting with MATLAB R2016a, the recommended approach for working with Symbolic Math Toolbox is to use the MATLAB Live Editor. T...

1 day ago | 0

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Answered
When I right click on a block using Xilinx System Generator and Simulink, why do I get errors in MATLAB?
This error is the result of using an incompatible combination of MATLAB and Xilinx System Generator versions. Please visit the ...

1 day ago | 0

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Answered
Is there an alternative method of adding annotations for BugFinder findings other than adding them to the source code or to the BugFinder report?
This is a suggested workflow in this case:1) Launch an analysis from Simulink.2) Get your results from Polyspace: add Status/Sev...

1 day ago | 1

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How to connect to 32-bit Microsoft Access Database from 64-bit MATLAB?
NOTE: These instructions work only if the version of Office is different from the version of the Microsoft Access database engin...

1 day ago | 2

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How do I access the prompt location property in masks programmatically?
You can access the prompt location property in masks programmatically by the following command: MO = get_param(gcb,'MaskObject'...

1 day ago | 0

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Answered
Logging the full results of a unit test in MATLAB unit test Framework
There are several known workarounds to modify the method "testExample" 1. You can use 'DisplayDiagnostic' objects as 'test diag...

1 day ago | 0

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Is MATLAB compatible with macOS Sonoma?
MATLAB is supported on macOS Sonoma starting with R2023b. Any other release is considered unqualified. For more details on comp...

1 day ago | 1

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Why does MATLAB become unresponsive when closing or docking windows on macOS?
Some macOS users have encountered an issue where MATLAB becomes unresponsive when closing or docking windows created by MATLAB. ...

1 day ago | 0

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Question

Why does MATLAB become unresponsive when closing or docking windows on macOS?
Sometimes when I’m using MATLAB on my Mac and I close or resize a window, MATLAB becomes unresponsive. How do I fix this issue?

1 day ago | 1 answer | 0

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How do I request Student Competition Software?
You can find a full list of sponsored Student Competitions on our website. Currently we sponsor competitions for the following ...

1 day ago | 0

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Answered
Converting from non-virtual to virtual bus with MATLAB Function block
MATLAB Function blocks only support non-virtual buses, as noted here: https://www.mathworks.com/help/simulink/structures.html ...

1 day ago | 0

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How can I Integrate MATLAB & Simulink into my classroom?
Our Educators page contains extensive resources for teaching with MATLAB and Simulink: https://www.mathworks.com/academia/educat...

1 day ago | 0

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Can I use arithmetic & relational operations in variant conditions?
It is not recommended to use arithmetic operations in variant conditions. The Note in this documentation explains further. Plea...

1 day ago | 0

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How does the time step work when using Simulink external mode?
When you run a model in external mode, the code for the model is generated and deployed to the target. On the target, the output...

1 day ago | 0

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Are demos available for IEC 61508 compliance checks and code generation for safety-critical applications using Simulink® Verification and Validation and Real-Time Workshop® Embedded Coder?
MathWorks offers tool support and detailed information about compliance with IEC 61508. You can find information regarding MathW...

1 day ago | 0

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Answered
How can I include the "<RESOURCE-CONSUMPTION>" memory section in the ARXML file generated from Simulink?
Including the "<RESOURCE-CONSUMPTION>" section is a new feature developed for MATLAB R2023b. To workaround this issue for ...

1 day ago | 0

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Answered
How to configure MATLAB Web App Server to use Python?
By default, the application will use the Python environment setting inherited from the MATLAB session that compiled it. For exa...

1 day ago | 0

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Is it safe to use the latest version of Polyspace Access ? Is Polyspace Access compatible with older releases ?
Polyspace Access users should always use the latest version of Polyspace Access. Bugs are fixed in every release and lots of imp...

1 day ago | 0

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Answered
Why is MATLAB 7.6 (R2008a) slow when I use the COLON operator for array indexing to extract a row from a matrix?
When processing 2-D or N-D arrays, access your data in columns and store it so that it is easily accessible by columns. Accessin...

1 day ago | 0

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Answered
行列の操作において、行方向優先と列方向優先のどちらが速いですか？
2次元またはそれ以上の行列の操作を行う場合、一般的には列方向で行列の要素にアクセスするほうが高速です。これは、一般的なPCでは例えば行列データの参照など、メモリアクセスの際には高速化のためにキャッシュを使用していますが、MATLABでは行列データを列方向...

1 day ago | 1

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Answered
How do I obtain a demo of using Simulink and Real-Time Workshop® Embedded Coder for DO-178B applications?
General Simulink Coder and Embedded Coder examples can be found at: https://www.mathworks.com/help/rtw/examples.html You can f...

1 day ago | 0

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Answered
Is it possible to model backlash with the Gear Constraint block in SimMechanics 2.1 (R13)?
The ability to incorporate backlash within the Gear Constraint block is not available. However, there is a demo available: mech_...

1 day ago | 0

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Using Simulink Desktop Real-time, does the model inherently benefit from more cores on my system?
Unfortunately, Simulink Desktop Real-Time is currently limited to a single CPU core, which means running a model configured for ...

1 day ago | 0

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