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Shayma Al Ali


Last seen: 1 month 前 自 2019 起处于活动状态

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Replace values in matrix with NaNs?
I have two matrices with sizes 720x361. There are NaN values in matrix A that are not present in Matrix B. I'd like to insert Na...

7 months 前 | 1 个回答 | 0

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How to resort every column of a 3d matrix?
I have a 3d matrix "A" with a size of 1440x720x12, which corresponds to Longitude x Latitude x Time. The longitude for this matr...

7 months 前 | 1 个回答 | 0

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Pcolor Map showing up blank?
Hi everyone! I'm trying to plot a map using pcolor, however the map ends up being blank. I'm not really sure what I'm doing wr...

7 months 前 | 1 个回答 | 0

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提问


How to change the dimensions of a matrix?
I have a list of matrices with dimensions of time x latitude x longitude (733x311x720). I'd prefer the matrices to have dimensio...

12 months 前 | 1 个回答 | 0

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提问


How to get the indices based on month and year?
I have an array of data, "B", with a corresponding datetime array. The data spans between 2018-2022 but its not uniformly distan...

12 months 前 | 1 个回答 | 0

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提问


Invalid Host Name using wget?
Hi all! I'm trying to write a script where I loop through a text file containing urls, download the file, run a list of commands...

1 year 前 | 1 个回答 | 0

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Error: /bin/bash: wget: command not found
Hello everyone, I need to run a script that involves downloading a file one at a time from a list of urls, running the script,...

1 year 前 | 1 个回答 | 0

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提问


How to iterate through the rows of array and grab data?
I have a structure of data that contains photon heights, 'track1.ph', in the ocean as well as the lat, lon, time, etc. I also ha...

1 year 前 | 1 个回答 | 0

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提问


How to customize Colorbar on map?
Hi everyone! I'm trying to recreate the Colorbar below. As you can see, the colorbar goes by increments of 0.01 until it gets to...

1 year 前 | 2 个回答 | 0

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提问


How to flip the top x-axis so it matches the bottom plot?
Hello, I'm trying to plot a power spectra map with two x-axes. The bottom x-axis should be frequency and the top x-axis should ...

1 year 前 | 2 个回答 | 0

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提问


How to rewrite my code so it's faster?
I need to filter out some data from a variable called track1.ph. This variable contains photon height data. Another variable cal...

1 year 前 | 0 个回答 | 0

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提问


Interactive plot - how to open plot by clicking a point in another plot?
I have two variables: Th and SWH which are two 40x1 arrays. In a loop, I use a value from Th to find the peaks in a timeseries i...

2 years 前 | 1 个回答 | 0

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提问


How do I compare two vectors of different length without interpolation?
Hi everyone! I have 3 vectors that consist of photon heights from 3 different beams. Each vector has different lengths. I'm inte...

2 years 前 | 1 个回答 | 0

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提问


Pwelch only returns a single value?
I am trying to use the pwelch method in order to calculate the coherence magnitude squared between two signals with confidence i...

2 years 前 | 1 个回答 | 0

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提问


How do I find if the three arrays of unequal size have the same values?
I have three arrays (ind1, ind2, ind3) that contain indices for three other arrays (ph1,ph2,ph3). ph1 ph2 and ph3 are functions ...

2 years 前 | 3 个回答 | 0

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提问


H5read Error?
I keep getting this error when trying to read some variables from a few h5 files. The error I get is: Error using h5readc The ...

2 years 前 | 0 个回答 | 0

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提问


Getting error that output argument is not assigned during function when it is?
I have a function that finds wind speeds between certain lats and lons. This is the first line in my function: function [d,ccm...

2 years 前 | 1 个回答 | 0

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提问


How to get the indices from a matrix and apply it to vectors?
I have a matrix of wind speeds that is 80 x 160. I also have vectors of latitudes (80x1) and longitudes (160x1). I want to be ab...

2 years 前 | 1 个回答 | 0

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提问


Scattered points not plotting on top of pcolorm?
I want to make a plot of wind speeds as a colormap and then plot points on top of the colormap that shows the trajectory of a sa...

2 years 前 | 0 个回答 | 0

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提问


Interpolation is wrong?
Hi everyone! I have a variable, 'wc_average' that I'd like to interpolate so it's the same size as another variable 'dep_cal20...

2 years 前 | 2 个回答 | 0

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How to download files online using Matlab?
I need to download many (like hundreds or thousands) of HDF files from an online database. What functions can I use so I can con...

2 years 前 | 1 个回答 | 0

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提问


Convert from Coordinated UTC to datetime?
I have a list of times formatted in coordinated UTC time. For example, the first data entry point I have is 1.511092230713565e+...

2 years 前 | 2 个回答 | 0

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提问


Inverse of matrix is wrong?
I have a 583x583 matrix called "F". I am trying to use F to get a variable X for an equation FX=B. However, when I solve for X, ...

2 years 前 | 1 个回答 | 0

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提问


How to create a matrix where the value shifts to the write with each row? And how do I create a vector that increases and then decreases?
I need to make a square matrix that is 583x583. With every row, the values shift to the right and the values shift to the right ...

2 years 前 | 1 个回答 | 0

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提问


How to find the common dates between two different variables that are not the same size or format?
I have two different datetime arrays: dt which is (14782x1) and dt2 which is (47370x1). The formats between the two variables ar...

2 years 前 | 2 个回答 | 0

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提问


How to move decimal to the right?
I have a time variable that is supposed to formatted as yymmdd.xxxx where xxxx is the fraction of the day. However, the variable...

2 years 前 | 0 个回答 | 0

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提问


How do I select data based on multiple indexes?
I have a data set called 'total_backscatternight'. I have three flags, 'water_data','Perp_saturationdata','Par_saturationdata', ...

2 years 前 | 1 个回答 | 0

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提问


How do I sort data based on another variable?
One variable, b_dp, is dependent on another variable, b_lat which is the latitude the data b_dp was taken at. I know they are no...

2 years 前 | 1 个回答 | 0

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提问


How to find rows in table based on multiple criteria?
I have a table called shipdatatable that is 625x7. I want to select data in the table based on multiple criteria, specifically t...

2 years 前 | 1 个回答 | 0

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提问


Error with interp1?
I have a variable, u10_B1B3, that is 851x1. I want it to be the same length as another variable, wc_B1B3, which is 7414x1, so I ...

2 years 前 | 1 个回答 | 0

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