Tohru Kikawada
MathWorks
Application Engineer
Professional Interests: Signal Processing, Image Processing, Computer Vision, Deep Learning, Automated Driving, and Robotics
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Content Feed
Simulink(windows)でpublishした値をROS2(ubuntu)でsubscribeできない．
本件、コメントでご記載いただいておりますとおり、ROS2 Foxyに対応していないのが原因でございます。 https://jp.mathworks.com/matlabcentral/answers/607606-ros2-simulink-toolbo...
ungefär 2 månader ago | 0
How to add .Net library to global assembly cache?
To add a .NET assembly to your global assembly cache, you'll need to use Global Assembly Cache Tool (Gacutil.exe). Please see th...
ungefär 2 månader ago | 0
Submitted
Human Pose Estimation with Deep Learning
Human Pose Estimation with Deep Learning
2 månader ago | 19 downloads |
Submitted
MATLABによる画像処理・コンピュータービジョン評価キット
MATLAB image processing and computer vision evaluation kit in Japanese
2 månader ago | 15 downloads |
Submitted
MATLAB AI Robotics Workshop
Hands-on workshop on learning how to develop AI-based autonomous mobile robot
3 månader ago | 8 downloads |
simuling to ros float64multiarray publish layout problem
In your case, you'll need to use MATLAB Function block for the nested message type, so it's a bit complicated. I've attached an ...
3 månader ago | 0
無名関数の原理
3つの引数 xtrain,ytrain,xtest は交差検定の関数として呼び出された際、値が渡されます。 mcr = crossval('mcr',X,y,'Predfun',Nanasi) 無名関数を定義しただけですと実行はされていないことになりま...
6 månader ago | 0
Automated Drivingにて、独自データ・ネットワークの適用は可能でしょうか？
下記にご回答差し上げます。 １．独自のデータによる学習モデルの適用は可能でしょうか？ ラベルデータのフォーマットや画像ファイル名には規則があるのでしょうか？ 公開されているmask-rcnnなどを参考にしたTensorflowのpdモデルデー...
6 månader ago | 0
Is Mask R-CNN available in Matlab?
Mask RCNN is available from R2020b. https://jp.mathworks.com/help/vision/ug/getting-started-with-mask-r-cnn-for-instance-segmen...
9 månader ago | 0
Simulink ROS node with catkin build
I was able to compile a generated ROS node from a Simulink model with "catkin build". Could you explain more about your problem?...
ungefär ett år ago | 0
Co-Simulation between Simulink and Gazebo in RealTime?
It might be hard to perform the real-time co-simulation. As you may know, the two solvers try to be synchronized and it basicall...
ungefär ett år ago | 0
ROS catkin_make issue install with AlexNet Example
The same issue was reported below and you may have to update your CMake as suggested. https://github.com/marian-nmt/marian/issu...
ungefär ett år ago | 0
generated ros node crashes
You may want to increase the array size before generating the ROS node as below. https://jp.mathworks.com/help/ros/ug/manage-ar...
ungefär ett år ago | 0
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Cannot connect to ROS master running on mi PC from raspberry pi
Please try to set the following environment variable on your Raspberry Pi as disscussed here. $ export ROS_HOSTNAME=192.168.1.1...
ungefär ett år ago | 0
Matlab support for Raspberry Pi 4
Now MATLAB and Simulink supports Raspberry Pi 4 Model B from R2020a. https://jp.mathworks.com/hardware-support/raspberry-pi-mat...
ungefär ett år ago | 1
MATLABからRaspberry Piを利用し、物体認識を行う際のWebカメラの利用について
上記のAlexNetのコードを使って私のRaspberry Pi 4では動作しました。 可能性として考えられるのがResNetのモデルを実行した後に、AlexNetのモデルを実行しますと、前のプロセスがカメラをつかんでいるため画像が真っ黒になることが...
ungefär ett år ago | 0
| accepted
some header files which are actually included in code were not generated in code generation process of simulink.
You may need to call packNGo to collect the referred files from your code. Here is an example for this and the files can be foun...
mer än ett år ago | 0
Simulink Robotics System Toolboxの「Publish」ブロックのエラー
Robotics System Toolbox (現ROS Toolbox)に内蔵されているメッセージに下記のcanusb/CANが存在しないためにエラーが出ています。 https://github.com/spiralray/canusb/blob/m...
mer än ett år ago | 0
rosbagファイルの結合について
残念ながらRobotics System Toolboxは現状でrosbagの書き出しには対応していません。 一方、2つのrosbagを読み出して時系列データとして統合することは可能です。たとえば、timeseriesとして扱う例はこちらにあります。
ungefär 2 år ago | 0
| accepted
時変係数行列での微分方程式の解法
非線形の偏微分方程式のようですので下記が参考になるかもしれません。 <https://jp.mathworks.com/help/symbolic/examples/solve-a-partial-differential-equation-tsunam...
ungefär 2 år ago | 1
| accepted
イメージラベラーで特定の色の箇所だけ、ラベリングする方法
赤色の部分を抽出してラベル画像化する方法があります。 ご参考になれば幸いです。 %% 画像を保存 imDir = 'images'; [~,~,~] = mkdir(imDir); websave(fullfile(imDir,'image....
ungefär 2 år ago | 0
| accepted
SimlinkでFFTを行い，ピーク値を求めたい
DSP System Toolboxをお持ちでないということですとMATLAB Functionブロックとfft関数を組み合わせて、ご自身でモデルを作っていただく必要があります。 ご自身で試してみて不明点を質問した方が回答が集まりやすいと思います。
ungefär 2 år ago | 1
| accepted
行列への代入について
線形インデックスを使うのがよいかもしれません。 point=[1 2;2 3;3 2; 1 3]; M=zeros(3,3); M(sub2ind(size(M),point(:,1),point(:,2)))=1; 添字から線...
ungefär 2 år ago | 2
| accepted
How can I interface CAN_Pack _Unpack with a ROS publisher to generate a standalone ROS node?
Unfortunately, Robotics System Toolbox does not support ROS node generation for models that contain models generating shared lib...
ungefär 2 år ago | 0
| accepted
Matlab Radar Simulation in Gazebo
If you want to integrate a radar model on Gazebo side, you'll need to write your own SDF file for Gazebo: <http://gazebosim.org...
ungefär 2 år ago | 0
Vector transformation from one coordinate system to another
I believe you can do that with the utility functions provided by Robotics System Toolbox like follows. <https://mathworks.com/h...
ungefär 2 år ago | 0
Deploying a ROS node on Raspberry Pi in external mode with Simulink
I'd recommend you to try the first path. In the external mode, the deployed model can be running as a ROS node simultaneously li...
ungefär 2 år ago | 0
How to link simscape model with a mcode+gui?
The following inverse kinematics block cab be used just for inverse kinematics on Simulink: <https://jp.mathworks.com/help/robo...
ungefär 2 år ago | 0
Acquire real-time data from ROS
If you mean acquiring the streaming data through ROS, that's possible using a rossbuscriber in Robotics System Toolbox. Otherwis...
mer än 2 år ago | 0
Convert ROS greyscale image msg in Simulink
Try this Read Image block in Robotics System Toolbox. <https://mathworks.com/help/robotics/ref/readimageblock.html>
mer än 2 år ago | 0
