Answered
Is the bulk modulus used in the Simscape Thermal Liquid domain the "secant-based" or the "tangent-based" bulk modulus?
The bulk modulus used in the Thermal Liquid domain is the "tangent-based" or "instantaneous" bulk modulus. The "Thermal Liquid S...

7 days ago | 0

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Question

Is the bulk modulus used in the Simscape Thermal Liquid domain the "secant-based" or the "tangent-based" bulk modulus?
I'm using the Thermal Liquid domain provided by Simscape. Is the bulk modulus used in the equations the "secant-based" bulk modu...

7 days ago | 1 answer | 0

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Question

Why do I get an error regarding a connection to the server when trying to run a Polyspace (Desktop) analysis from a Simulink model in R2025b on my PC?
I'm using MATLAB R2025b and Polyspace Code Prover (Desktop) and Polyspace Bufginder (Desktop) R2025b. I linked Polyspace to MATL...

7 days ago | 1 answer | 0

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Answered
Why will MATLAB not start up properly on macOS?
If MATLAB is not launching properly, and you are not receiving any License Manager Errors, then you may perform the following so...

7 days ago | 12

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Answered
How to read and write AXI4/AXI4-Lite registers from code generated by Embedded Coder R2025b on a bare-metal MicroBlaze processor?
An IP core generated by HDL Coder exposes DUT ports as memory-mapped AXI4/AXI4-Lite registers. In this workflow, the MicroBlaze ...

7 days ago | 0

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Question

Docker環境でSimulinkのROS 2モデルをNormalモードで実行しているとき、なぜROS 2トピックリストに表示されるのに、echoでデータが確認できないのでしょうか？
MATLABとDocker間でROS 2通信を試行しています。同一Domain IDを設定しSimulinkのROS 2ノードを実行したところ、ros2 topic list ではトピックが確認できますが、ros2 topic echo&nbsp...

7 days ago | 1 answer | 0

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Question

Why are ROS 2 topics discoverable but not echoable when running a Simulink ROS 2 model in Normal mode in a Docker environment?
We are attempting to establish ROS 2 communication between MATLAB and a Docker container. When we set the same Domain ID and run...

7 days ago | 1 answer | 0

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Answered
How to implement Green's function in MATLAB
MATLAB does not yet have a built-in function for computing Green's function. That being said, you can use the Symbolic Math...

8 days ago | 0

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Answered
Is "ZCU208" board supported for the "Streaming Data from Hardware to Software" MATLAB example?
Yes, the Streaming Data from Hardware to Software MATLAB example is supported by the "ZCU208" board. The bitstreams for boards l...

8 days ago | 0

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Question

Is "ZCU208" board supported for the "Streaming Data from Hardware to Software" MATLAB example?
I wanted to confirm whether the Streaming Data from Hardware to Software MATLAB example supports the "AMD XILINX Zynq Ultra...

8 days ago | 1 answer | 0

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Answered
How can I troubleshoot license errors when using MATLAB Production Server on Kubernetes?
These errors may occur if the Kubernetes cluster is unable to resolve the license server's hostname. The Kubernetes cluster has ...

8 days ago | 0

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Question

How can I troubleshoot license errors when using MATLAB Production Server on Kubernetes?
I deployed MATLAB Production Server on a Kubernetes cluster using the reference architecture on GitHub. As per the prerequisites...

8 days ago | 1 answer | 0

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Answered
Why am I unable to install R2026a or newer on my macOS Intel?
MATLAB R2025b is the final release of MATLAB for Intel Mac. MATLAB is no longer available for Macs with Intel processors. Please...

8 days ago | 0

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Question

Why am I unable to install R2026a or newer on my macOS Intel?
I have a license to install the latest release of MATLAB but on the MathWorks Downloads page, the MathWorks Product Installer fo...

8 days ago | 1 answer | 0

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Answered
Modifying an example does not have a BER of zero
Most of our demos are developed with ideal scenarios and are not guaranteed to work for any scenario. In this situation, BER of ...

8 days ago | 0

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Answered
How do I view validation data when using the Bayesian Regularization Algorithm to train a neural network?
The function 'trainbr' that performs Bayesian regularization backpropogation disables validation stops by default. The reasoning...

8 days ago | 0

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Answered
How to handle NaNs in the response data in deep neural networks?
If you have data for "unknown" classes that you do not care about, you should remove them from the training set when using the d...

8 days ago | 0

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Answered
SSO 経由で MathWorks アカウントにサインインしようとすると、「リクエストを処理できません」というエラーが表示されるのはなぜですか?
このエラーは、MathWorks アカウントではシングルサインオン（SSO）が有効になっていない一方で、大学側ではすでに有効になっている場合に、MathWorks 製品 Installer で発生することがあります。また、以下の旧式の MathWork...

8 days ago | 0

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Answered
高速に実行するための推奨マシンはありますか？
まず、最小限の時間で計算タスクを完了するために、MATLAB パフォーマンスを最適化する必要がありますが、アプリケーションのパフォーマンスは、システムリソースが十分にあるかどうかに依存します。他の多くのプロセスとともに MATLAB を実行すると、パフォー...

8 days ago | 0

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Answered
Why don't my live Simulink signal plots update correctly in MATLAB App Designer R2025b?
The issue is caused by the following line in the "startupFcn": app.Simulation = simulation(app.model) This line needs to be rem...

11 days ago | 0

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Question

Why don't my live Simulink signal plots update correctly in MATLAB App Designer R2025b?
I created an app in App Designer to plot the results of my Simulink model. However, I have noticed that the plot doesn't update ...

11 days ago | 1 answer | 0

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Answered
Why does MATLAB crash with the crash log containing "grooveex.dll"?
The crash is caused by a third-party application that installs a DLL named "grooveex.dll". This DLL is an application extension ...

11 days ago | 0

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Answered
How can I update or reactivate my Campus-Wide License?
If the Campus-Wide License you are using has been renewed, you will need to update your license information to continue usi...

11 days ago | 17

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Answered
Simulink Online R2026a hangs when trying to save a new Simulink model with the save button.
In Simulink Online R2026a, this issue with saving models can be resolved programmatically or graphically. Follow the steps below...

11 days ago | 0

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Question

Simulink Online R2026a hangs when trying to save a new Simulink model with the save button.
I am trying to save my Simulink Online R2026a model by clicking the "save" button on the toolbar, but the model fails to save an...

11 days ago | 1 answer | 0

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Answered
How to protect intellectual property (IP) with an FMU exported from Simulink?
The FMI standard does not specify anything related to IP protection; however, "Standalone" FMU exports provide some degree of IP...

11 days ago | 2

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Answered
How can I use a custom STM32F4xx board with the new "Embedded Coder Support Package for STMicroelectronics STM32 Processors" ?
To configure your model for a STM32F4xx based board, open the Configuration Parameters. Go to Hardware Implementation > ...

11 days ago | 0

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Answered
How can I run my Simscape model on real-time hardware such as Speedgoat and Simulink Real-Time (SLRT)?
We have this documentation page with some best practices for preparing Simscape models for use with real-time hardware:Real-Time...

11 days ago | 0

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Answered
Classification Learner gives different results every time
The reason for the different results is by using k-fold cross-validation method. When starting a new session in the Classificat...

11 days ago | 1

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Answered
Why does a "Discrete‑Time Integrator" block in enabled and triggered subsystems only output its initial condition in MATLAB R2024b?
This behavior is expected when a "Discrete‑Time Integrator" block is placed inside enabled and triggered subsystems with certain...

12 days ago | 0

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