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Using C++ Mex Function how to get std::string argument?
matlab code input1 = "string1"; input2 = "string2"; myMexFunction(input1,input2); mex c++ code using namespace matlab::data...

5일 전 | 0

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what's the difference between these matlab data API strings functions?
" matlab::data::MATLABString" ,"matlab::data::String", "matlab::engine::String","factory.createArray<MATLABString>" ... have som...

6일 전 | 답변 수: 0 | 0

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mex compilation not working?
I have a very simple C++ program "readBinFile.cpp" for reading the binary file bin, but mex compiles with an error.How do I fix ...

7일 전 | 답변 수: 0 | 0

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undistortFisheyePoints function How does it work?
after i look at undistortFisheyPoints internal implementation and expermient, it turns out the following implementation. funct...

12일 전 | 0

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How can the parameters of the calibrated fisheye camera model in matlab and opencv be converted to each other?
as far as i know, Computer Vision Toolbox calibration algorithm uses the fisheye camera model proposed by Scaramuzza , while op...

13일 전 | 답변 수: 0 | 0

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drivingScenarioDesigner can't dynamic show 3D UnrealEngine ego vhicle scence?
when i contruct driving scenario programmatically, and then import into the drivingScenarioDesigner ,chasePlot 3d dynamic simula...

20일 전 | 답변 수: 0 | 0

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how to import drivingScenario object into DrivingScenarioDesigner?
I construct "drivingScenario" object by drivingScenario function programmatically, then i add some actors in it, however, i can'...

20일 전 | 답변 수: 1 | 0

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How to create bird's Eye View Image
please make sure your camera intrinsic matrix is correct and your video frame is always match your extrinsic params(mounting hei...

24일 전 | 0

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Why is imwarp not getting the birdsEyeView image I'm expecting?
After my personal experiments, imwarp by default transforms the whole image, if you need to transform a local ROI image, you nee...

24일 전 | 0

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Why is imwarp not getting the birdsEyeView image I'm expecting?
I want to do a birds eye image conversion on a monocular car camera image, I have made some adaptations based on the official "b...

24일 전 | 답변 수: 1 | 0

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Why do vehichleToImage and worldToImage results not match?
After trying to experiment, I now have a full grasp of the problem and its internal implementation. I wrote a simple matlab func...

26일 전 | 0

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matlab hardwareManager support mobile phone?
as far as i know , matlab mobile product is a independent toolbox from hadware manager, i try to use mobiledev to create a conne...

28일 전 | 답변 수: 0 | 0

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“chasePlot” do't show ego vhicle?
why the following code did not show egovhicle? I try to set chasePlot propertites ViewLocation to larger than default,but it sti...

28일 전 | 답변 수: 1 | 0

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matlab support markdown syntax?
matlab live script would be better if it could directly support markdown syntax (and preview), I learned from a third-party prog...

약 1달 전 | 답변 수: 0 | 0

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performance: fullfile function execution efficiency could be improved.
The fullfile execution efficiency could be improved with the following tests： t1 = tic; for i = 1:10000 f = fullfile('c:\...

약 1달 전 | 답변 수: 1 | 0

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matlab function block Unable to call function?
The matlab function block in simulink has a "new feature syntax restriction" compared to the matlab general function. If there i...

약 1달 전 | 0

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matlab function block Unable to call function?
I'm trying to write some custom matlab program in simulink via a matlab function block, and the function in the block calls anot...

약 1달 전 | 답변 수: 1 | 0

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Error in simulink simulation official example program?
delete the "slprj" folder and some of the intermediate files "*.slxc" that were created, and then re-simulate them.

약 1달 전 | 0

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I can't connect to my phone via "mobiledev"?
I'm trying to connect to my Iphone via the "mobiledev" function from my desktop matlab, following the steps in the tutorial here...

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Extremely long delay when opening a Simulink model with UDP block (Instrument Control Toolbox)
R2022a have the same issue... automated driving toolbox: driving scenaro app

약 1달 전 | 0

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undistortFisheyePoints function How does it work?
How does this function work? According to the documentation, I understand the general process, but I don't know how to convert t...

약 2달 전 | 답변 수: 1 | 0

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How to get the fisheye camera Intrinsic Parameters reference according to the aberration table provided by the fisheye lens manufacturer?
I have a fisheye lens aberration correction table like the one below, how can I get the fisheye camera internal reference model(...

약 2달 전 | 답변 수: 0 | 0

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Is it similar to the cv::remap reprojection mapping function in opencv in matlab?
use "interp2" function! The similarities and differences between "cv::remap" in opencv and "interp2" in matlab: Main common po...

약 2달 전 | 1

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Is it similar to the cv::remap reprojection mapping function in opencv in matlab?
As far as I know, I know interp2,interp,griddata,scatteredInterpolant and other functions can achieve my non-aligned regular gri...

약 2달 전 | 답변 수: 1 | 0

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How to change each column of data in a matrix into a comma expression in an elegant and efficient way?
I want to convert a numeric matrix with multiple columns to a comma expression, especially when the matrix has more columns, usi...

약 2달 전 | 답변 수: 1 | 0

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Why do vehichleToImage and worldToImage results not match?
As far as I don't fully understand, I think these 2 functions should internally implement the same principle, converting points ...

약 2달 전 | 답변 수: 1 | 0

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Multiple toolboxes with lots of redundant features?
Note that this is not a question that needs to be answered, I would like to start a discussion on this. In recent years, mathwor...

2달 전 | 답변 수: 1 | 0

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Is the position and orientation of the "Simulation 3D Camera block" output the result of a left-handed or a right-handed coordinate system?
When I use the Simulation 3D Camera block/Simulation 3D Vehicle with Ground Following block for simulation output in Unreal engi...

2달 전 | 답변 수: 0 | 0

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Why does the plotCamera function give a warning message?
When I use this absolute pose to plot the camera position, the following warning message appears, I don't quite understand how t...

3달 전 | 답변 수: 0 | 0

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"matfile" function does not fetch variables with multiple fields?
I have a very big mat file(about 2 GB),in which there are several hierarchical relationships, there is an array of variables occ...

3달 전 | 답변 수: 1 | 0

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