MathWorks Support Team

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Last seen: 3 days ago | Active since 2009

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Answered
How do I regenerate my MATLAB preferences?
To regenerate your MATLAB preferences, do the following: 1. Locate the MATLAB preferences directory for your user account. The ...

1 day ago | 19

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Answered
Is it possible to run multiple license manager daemons for different products on a single license server machine?
It is possible to run the MATLAB vendor daemon and network license manager on a machine which is currently running license manag...

1 day ago | 0

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Answered
Why does "patch(X,Y,Z, FaceColor=C)" result in thin lines rather than full patches?
This behavior is expected. MATLAB expects all positional arguments to come before Name-Value arguments. You can either call "pat...

1 day ago | 0

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Question

Why does "patch(X,Y,Z, FaceColor=C)" result in thin lines rather than full patches?
When calling "patch" with the following syntax: >> patch(X, Y, Z, 'FaceColor', C) MATLAB interprets "Z" as the color, an...

1 day ago | 1 answer | 0

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How can I view the Speedgoat target screen on my host computer?
For R2020b and later: To view the status monitor from your development computer, use an SSH utility (such as PuTTY) to connect t...

1 day ago | 1

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Answered
"Virtual bus without a bus object is not supported by the Test Sequence block" error message using bus object
The issue is resolved by specifying the "Output data type" field of the "Bus Creator" block to be the created bus object (origin...

1 day ago | 0

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Answered
Parallel Computing Toolbox の検証を GUI ではなくコマンドで行うことはできますか？
R2025a 以降:  クラスタープロファイルの検証には、GUI ワークフローと同等の手順を実行するコマンドがあります。クラスターまたはローカルのプロファイル名が「name_of_profile」の場合は、次を実行してください: >&...

1 day ago | 0

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Answered
Camera Calibrator アプリが円のグリッドパターンに対して認識できる最小円のサイズ (ピクセル単位) はどれくらいですか?
円のグリッドパターンを使用する場合、画像内の円の最小サイズは50ピクセルです。また、キャリブレーションの失敗について: 5つのパターンタイプ(チェッカーボード、ChArUcoボード、AprilGrid、対称、非対称サークルグリッド)をサポートしていますが...

1 day ago | 0

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Question

Camera Calibrator アプリが円のグリッドパターンに対して認識できる最小円のサイズ (ピクセル単位) はどれくらいですか?
カメラキャリブレーターアプリを使用していますが、キャリブレーションパターンの円が小さすぎるためかキャリブレーションに失敗します。円のグリッドパターンを使用する場合、円を認識するために必要な最小サイズ(ピクセル単位)はどれくらいですか?

1 day ago | 1 answer | 0

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Answered
What is the minimum circle size in pixels that the Camera Calibrator app can recognize for a circle grid pattern?
When using a circle grid pattern, the minimum size of the circle in the image is 50 pixels.  Additionally, regarding the ca...

1 day ago | 0

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Question

What is the minimum circle size in pixels that the Camera Calibrator app can recognize for a circle grid pattern?
I am using the Camera Calibrator app, but the calibration fails, possibly because the circles in my calibration pattern are too ...

1 day ago | 1 answer | 0

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Answered
How do I force the Network License Manager to distribute the keys of a concatenated license file in a particular order using the SORT tag?
To configure a specific order in which the INCREMENT lines are read by the Network License Manager, you can use SORT command in ...

3 days ago | 1

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Answered
Can I use a Speedgoat real-time target as an XCP Client device for ECU bypassing?
Simulink Real-Time (SLRT) can be used in XCP Client mode (formerly XCP Master mode) to replace (bypass) a subsystem of the ECU c...

3 days ago | 0

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Answered
MATLABアプリケーションからAWS S3へファイルをSFTPまたは他の対応方法で安全に転送するにはどうすればよいでしょうか？
標準的な方法について MATLABからAWS S3にファイルを転送する場合、一般的にはMATLABの copyfile や movefile コマンドを利用します。これらのコマンドはAWS S3のAPI（アプリケーシ...

5 days ago | 0

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Question

MATLABアプリケーションからAWS S3へファイルをSFTPまたは他の対応方法で安全に転送するにはどうすればよいでしょうか？
ローカルPCからAWSへSFTPを利用してファイル転送を行いたいと考えています。AWSとのデータ通信はSSH（Secure Shell）経由で行う必要があると聞いていますが、具体的な手順についてご教示いただけますでしょうか。

5 days ago | 1 answer | 0

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Answered
How can files be securely transferred from a MATLAB application to AWS S3 using sftp or other supported methods?
For transferring files to AWS S3, the standard approach in MATLAB is to use commands such as copyfile or movefile...

5 days ago | 0

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Question

How can files be securely transferred from a MATLAB application to AWS S3 using sftp or other supported methods?
I am going to transfer files from a local PC to AWS using SFTP. It is assumed that data communication with AWS should be perform...

5 days ago | 1 answer | 0

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Answered
How can I access secrets (MATLAB vault) in web apps?
There are a few options for this workflow. Use MATLAB Web App Server's Secrets Vault (requires admin access) As of R2024a, MATLA...

5 days ago | 0

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Answered
How to run a model including Simscape blocks in a Simulink environment without a Simscape license?
Option 1: Protected Model If the goal is simulation only, the best way to share your model with colleagues that do not have a Si...

5 days ago | 0

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Answered
How can I protect a Simscape model?
There are two types of references, a Model Reference and a Subsystem Reference. Subsystem references can contain physical c...

5 days ago | 0

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Answered
Linux でインストーラーがテキストやマウス入力に反応しないのはなぜですか？
この問題は R2018a 以降のリリースで発生する場合があります。最新情報は次の EBR を参照してください:  https://www.mathworks.com/support/bugreports/details/1797911 回避策とし...

5 days ago | 0

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Question

Linux でインストーラーがテキストやマウス入力に反応しないのはなぜですか？
Linux マシンで、MATLAB のログインページ、Add-On Explorer、Installer を含むいずれのテキストフィールドにも入力できないのはなぜですか？ Advanced Options を選択したあとにインストールを進められないのは ...

5 days ago | 1 answer | 0

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Answered
MATLAB에서 "T_Prevent64.dll" 관련 로그와 함께 비정상 종료가 발생하는 이유는 무엇인가요?
비정상 종료 로그에 따르면, 이 문제는 "T_Prevent64.dll" 라이브러리와 관련이 있는 것으로 보입니다. 이 파일은 일부 동영상 강의 (e-learning) 플랫폼이나, Teruten이라는 서드파티 업체에서 제공하는 화면...

5 days ago | 1

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Question

MATLAB에서 "T_Prevent64.dll" 관련 로그와 함께 비정상 종료가 발생하는 이유는 무엇인가요?
MATLAB 또는 Simulink 가 임의로 비정상 종료(강제 종료)됩니다. 주로 Simulink 모델을 열 때 이러한 문제가 발생하며, 생성되는 비정상 종료 로그는 아래와 유사합니다.  ---------------...

6 days ago | 1 answer | 0

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Answered
How can I run my Simulink model containing an FMU on Speedgoat hardware with Simulink Real-Time (SLRT)?
Using FMUs with SLRT: Support and limitations SLRT supports FMUs only in Co-Simulation mode. Compatibility also depends on ...

6 days ago | 0

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Answered
How can I install the "Simulink Real-Time Target Support Package" and "Speedgoat I/O Blockset" in a Docker container?
To build a custom MATLAB Docker container, we typically recommend using the MATLAB Package Manager (mpm). However, installi...

6 days ago | 2

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Answered
Why am I unable to receive the verification email when creating a MathWorks Account?
To access your MathWorks Account, you must verify the email address associated to your account. If you are being prompted to ve...

6 days ago | 0

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Answered
How do I send data between two computers using the UDP function from the Instrument Control Toolbox?
Please see this example in our documentation for the best way to communicate between two MATLAB sessions using UDP: https://www...

6 days ago | 3

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Answered
アフィン変換を使って画像を平行移動し、余白を追加するにはどうすればよいですか？
以下のような変換パターンが考えられます。ケース1：平行移動のみの場合画像を平行移動した場合、Rout2（出力参照枠）のワールド座標範囲が変化します。具体的には、ワールド座標の開始位置が100から100.5へとシフトします。このように、出力ビューも平行移...

6 days ago | 0

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Answered
「ログイン情報を保存できません。現在はサインインしていますが、このアプリケーションの次回起動時に、再度サインインするよう求められます。」という警告メッセージが表示されるのはなぜですか?
このエラーが MATLAB の起動時に発生する場合、MathWorks Service Host に問題がある可能性があります。これを解決するには、以下の手順でローカルの認証情報をリセットしてください。ステップ 1：起動中の MATLAB ウィンドウ...

6 days ago | 0

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