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ELISABETTA BILLOTTA


Last seen: 9日 前 2021 年からアクティブ

PhD Student

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質問


add transparency to a contourf
I have an image (a DEM.tif) inserted in the above script where I plotted a map created with contourf. the code is: [AA,EE]=geot...

9日 前 | 2 件の回答 | 0

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質問


how to recreate excel table in matlab
I have a problem. I have attached an excel file to make you understand what I have to do: I have to get in matlab a table/stru...

19日 前 | 1 件の回答 | 0

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質問


calculate distances starting from file.mat double
Hello everybody. I have a problem. I have a .mat file of this type (hatepe_dec.mat is an example) with 4 other .mat files (dou...

約1ヶ月 前 | 1 件の回答 | 0

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質問


how to write values with dms2degrees
what i have to do is insert an excel table where the coordinates are in degrees, minutes and seconds and convert it to decimal d...

約1ヶ月 前 | 1 件の回答 | 0

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質問


how to extend a straight line through two points to the y-axis of the plane
I have a graph of this type and I have created the straight line dashed in red that passes through the point of coordinates 0-0 ...

約2ヶ月 前 | 0 件の回答 | 0

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質問


how to extend a straight line passing through two points until it meets the y axis of the Cartesian plane
I have a graph of this type and I have created the straight line dashed in red that passes through the point of coordinates 0-...

約2ヶ月 前 | 2 件の回答 | 0

2

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質問


Operator '>' is not supported for operands of type 'struct'
i have two struct xin_s and yin_s and i need a1 and a2. i wrote: lonsorgente = 14.2; latsorgente = 40.8; a1= xin_s > lonsorge...

5ヶ月 前 | 2 件の回答 | 0

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質問


how to create a STRUCTURE composed of variables from .NC files
I have a very heavy set of .NC files (ERA 5 from Copernicus) to use within other scripts. They are the data relating to the char...

5ヶ月 前 | 1 件の回答 | 0

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質問


to build a table with XYZ values
I have to build a table in csv format (to be used later in qgis) with 3 values of which XX = longitudes , YY = are latitudes and...

5ヶ月 前 | 3 件の回答 | 0

3

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質問


how to transform files drom double to struct
i need to estrapolate data from matlab and use them in Qgis. I need shapefile data and with shapewrite it doesn't work. cont...

5ヶ月 前 | 1 件の回答 | 0

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質問


how to transform files into shapefile for qgis
I need to extrapolate some values to then be able to plot them on QGIS over a DEM. I wrote with che command shapewrite: conto...

5ヶ月 前 | 0 件の回答 | 0

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質問


convert matlab results into a format useful for Qgis
I have a series of matrices which are the result of various operations and I have a graph produced with the contourf function wh...

5ヶ月 前 | 0 件の回答 | 0

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質問


how to remove values below 0.1?
after doing a series of calculations I obtained a prob(i)=1x27331 double matrix characterized by values ranging from 0 to about ...

6ヶ月 前 | 2 件の回答 | 0

2

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質問


how to view data on a DEM-readhgt
Through the READHGT function I was able to download the DEM data of an area of interest. above this DEM I have to load the maps ...

7ヶ月 前 | 0 件の回答 | 0

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質問


how to find intersection point in arrays with for cycle?
I built such a grid: longrd=0:0.1:40; latgrd=25:0.1:65; limlon=[min(longrd),max(longrd)]; limlat=[min(latg...

9ヶ月 前 | 1 件の回答 | 0

1

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質問


extrapolate values from matrices and graphs
I have a chart of this type which derives from this script: for i=1:length(longrd) for j=1:length(latgrd) XX(i,...

9ヶ月 前 | 1 件の回答 | 0

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質問


how to display ranges of numbers
I have a script like: alpha_x = sqrt (x1-x2) / 6; beta_x = log (x2 + x1) / 7; epsilon_x = mean (alpha, beta); how do i vie...

9ヶ月 前 | 1 件の回答 | 0

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質問


calculate the minimum probability
I have in one case two matrices and in the other case three matrices of size 2922x1. the values within the matrices are probabil...

11ヶ月 前 | 2 件の回答 | 0

2

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質問


plot in logarithmic scale
can someone tell me how in a 3d graph I can plot linearly the X and Y axis, while the Z axis (ZZ in this case) to plot it in log...

11ヶ月 前 | 2 件の回答 | 0

2

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質問


smoothing of a 2d distribution
Hello, what I would like to do is try to smooth and make this map more homogeneous and in particular the probability values,...

11ヶ月 前 | 1 件の回答 | 0

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質問


worldmap region in radians
does anyone know a command that allows me to plot the world map but with the coordinates in radians and not with degrees ??? t...

約1年 前 | 0 件の回答 | 0

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質問


how to smooth the corners of a map
I have a map of this type generated with the command "contourf(XX,YY,ZZ);" where XX is the longitude value, YY is the latitud...

約1年 前 | 1 件の回答 | 0

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質問


to solve the problem: Index in position 1 exceeds array bounds. Index must not exceed 10
i have this code: x = [0 0 71 355 676]; v = [0 7 30 70]; xq = z1; ...

約1年 前 | 1 件の回答 | 0

1

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質問


summations and selections of the columns of a matrix
I have a matrix of this type 10 15 37 16 6 4 3 5 15 66 85 96 17 89 15 82 58 66 78 100 I have to ...

約1年 前 | 1 件の回答 | 0

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質問


how can i fix this error "Array indices must be positive integers or logical values"?
knowing that z2 is a function that determines the angles, vq2 are velocities determined with interpolation, d are reference angl...

約1年 前 | 1 件の回答 | 0

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質問


how to connect interpolation and probability
starting from 3 distance values and 3 speed values I managed to create this grid by interpolating all the values (the colored ...

約1年 前 | 1 件の回答 | 0

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質問


calculate distance and angles between points in a grid
I have created a grid of this type where for each point I know the coordinates and each point of the grid is one degree both i...

1年以上 前 | 1 件の回答 | 0

1

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質問


how to INTERPOLATE starting from three circles
Through the information of 3 distances and 3 wind speeds I was able to create circles as shown in the figure where each point ...

1年以上 前 | 1 件の回答 | 0

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質問


add data information with scatter or plot
I created circles like these with the plot and scatter function. but now I have to figure out how I can enter a different valu...

1年以上 前 | 1 件の回答 | 0

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質問


create circular dot grids
I have the plot of the borders of the continents. how can i create circles like those in the picture? I have the latitude and ...

1年以上 前 | 1 件の回答 | 0

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