Robert Daly
Australian Water Quality Centre
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Display/highlight specific pixels of in image
I am thinking you can't use imshow to plot individual pixels on top of an existing image. You need a full raster matrix. Here a...
Display/highlight specific pixels of in image
I am thinking you can't use imshow to plot individual pixels on top of an existing image. You need a full raster matrix. Here a...
約1年 前 | 0
回答済み
Searching for the nearest point on a grid using dsearchn
Well this is embarrassing... the answer is it does work. The problem was some sloppy programming, I reused the NearestPoint var...
Searching for the nearest point on a grid using dsearchn
Well this is embarrassing... the answer is it does work. The problem was some sloppy programming, I reused the NearestPoint var...
約1年 前 | 0
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質問
Searching for the nearest point on a grid using dsearchn
I am trying to compare field data with classified sattellite imagery. What I am aiming for is to find the nearest pixel in the ...
約1年 前 | 1 件の回答 | 1
1
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Scale patch objects relative to plot Zoom level
To answer my own question... I modified the function to store the important data to recreate the arrows in each patch as "UserD...
Scale patch objects relative to plot Zoom level
To answer my own question... I modified the function to store the important data to recreate the arrows in each patch as "UserD...
2年弱 前 | 0
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質問
Scale patch objects relative to plot Zoom level
I have a function to plot wind speed with directional arrows overlayed on top. Each arrow is created using a patch object. To ...
2年弱 前 | 1 件の回答 | 0
1
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Plot of windspeed and wind direction in time series
I wrote this function that gives similar output. The arrows go a bit wierd if you zoom in so it is best to plot only what you w...
Plot of windspeed and wind direction in time series
I wrote this function that gives similar output. The arrows go a bit wierd if you zoom in so it is best to plot only what you w...
2年弱 前 | 0
回答済み
how to convert wind direction to degrees?
Updated answer using the dictionary data type added since R2022b. Intro to dictionaries blog Dictionaries are vectorised so you...
how to convert wind direction to degrees?
Updated answer using the dictionary data type added since R2022b. Intro to dictionaries blog Dictionaries are vectorised so you...
2年弱 前 | 0
回答済み
How to smoothen or interpolate an array of data if I cut out some parts of it?
I get the idea that maybe you have some bad data points you would like to get rid of and then fill with interpolated data. I wo...
How to smoothen or interpolate an array of data if I cut out some parts of it?
I get the idea that maybe you have some bad data points you would like to get rid of and then fill with interpolated data. I wo...
約2年 前 | 1
回答済み
Convert x y coordinates and z data to Matrix
I would use interpolation to convert to a regular grid. scatteredInterpolant is the funtion to do this with your irregularly sp...
Convert x y coordinates and z data to Matrix
I would use interpolation to convert to a regular grid. scatteredInterpolant is the funtion to do this with your irregularly sp...
約2年 前 | 0
回答済み
Reshape or convert vectors to use it with pcolor
pcolor or contourf need gridded data to plot. What do you mean when you say "filling a gid is not optimal since the original g...
Reshape or convert vectors to use it with pcolor
pcolor or contourf need gridded data to plot. What do you mean when you say "filling a gid is not optimal since the original g...
約2年 前 | 0
質問
Video Reader: Failed to initialize internal resources
I am trying to read an MP4 video file from a GoPro camera. The following error shows up when using VideoReader... v = VideoRea...
2年以上 前 | 1 件の回答 | 0
1
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Using trapz to calculate the area under part of the whole pulse where y is not zero
I would run traps on the peak data set between the two end points. Then I would run traps using a line between the two endpoint...
Using trapz to calculate the area under part of the whole pulse where y is not zero
I would run traps on the peak data set between the two end points. Then I would run traps using a line between the two endpoint...
2年以上 前 | 0
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Convert Matrix to ArcGIS raster
Following on from KSSV in the comments... You can export the data to a netCDF file then import that in ArcGIS. To define the c...
Convert Matrix to ArcGIS raster
Following on from KSSV in the comments... You can export the data to a netCDF file then import that in ArcGIS. To define the c...
3年弱 前 | 1
回答済み
Sub-sampling the minimum number of points to accurately reproduce a curve
I had the same question as Michael, here is the best solution I have found. Line Simplification - File Exchange - MATLAB Centra...
Sub-sampling the minimum number of points to accurately reproduce a curve
I had the same question as Michael, here is the best solution I have found. Line Simplification - File Exchange - MATLAB Centra...
約4年 前 | 0
回答済み
Save as xlswrite file in user specified path and user specified name
You didn't say anything about how yuor data is stored But something like this... writematrix(data,'FileName.xlsx','Sheet','use...
Save as xlswrite file in user specified path and user specified name
You didn't say anything about how yuor data is stored But something like this... writematrix(data,'FileName.xlsx','Sheet','use...
4年以上 前 | 0
回答済み
How to calculate mean wind direction
I needed a solution that would ignore NAN values in the data. Converts the direction data into X & Y vector components, average...
How to calculate mean wind direction
I needed a solution that would ignore NAN values in the data. Converts the direction data into X & Y vector components, average...
4年以上 前 | 0
