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Question

How to take mean of 3D matrices without storing them

Hi, I have 31 matrixes of 18000 by 36000 double type. The memory doesn't allow me to store more than 3 matrixes at once to tak...

3 years ago | 2 answers | 0

### 2

answersQuestion

Batch scheduler or pick up the run after wall time expires or checkpoints

Hi, I have a matlab program which I submitted as sbatch file. However, the walltime for matlab license on supercomputer to whi...

3 years ago | 1 answer | 0

### 1

answerQuestion

Fast code to open and write separate 366 .bin files for each (row,col)

I am trying to speed up my code. I have a 18000*36000*366 matrix. I split the matrix into 18 bands of each 1000* 36000 .bin file...

3 years ago | 1 answer | 0

### 1

answerQuestion

how to find a window of days in a time series data with values in a range

I have a time series data from which I need to find a window of days where the start value is >0.4 and end value is <0.2. Howeve...

4 years ago | 1 answer | 0

### 1

answerQuestion

Assign moving window average if 50 % of the values in the window are within a threshold

Hi, While doing a moving window average, if the 50 % values in that window are less than a certain threshold, how can one assi...

4 years ago | 1 answer | 0

### 1

answerQuestion

moving window chi square test for outlier removal

Hi, I'm trying to apply a chi-square test with a moving window 10 on a vector. I want ot replace the outliers with NaN within ...

4 years ago | 1 answer | 0

### 1

answerQuestion

moving average considering the first and end data points without changing window size, cyclic window

How can you calculate moving average, where for edges, it uses the first and last data (cyclic) points instead of decreasing the...

4 years ago | 1 answer | 0

### 1

answerQuestion

can someone suggest to make this code faster

Can someone suggest me a trick to make this code faster. "all_DOY" = 1000*15000*23 ; %(i,j,k) such that k dimension is the day...

4 years ago | 1 answer | 0

### 1

answerHow can I calculate a centered moving average with window size 7?

Hi Kemal, did you find solution to your problem ? If so can you share ?

4 years ago | 0

Question

Average of two consecutive rows and importantly average of first and last row.

Please find the picture attached for better understanding I have a structure with multiple columns and rows. I want to create ...

4 years ago | 1 answer | 0

### 1

answerQuestion

match and merge data between multiple structures and single structures

Hi, I have one strcuture (A) which needs to be matched (if meets certain criteria) with a field "new" (which is 30000*15) from...

5 years ago | 0 answers | 0

### 0

answersQuestion

Merge same field of 36 structures

I want to merge same field (e.g., long which is a matrix) from 36 structures of lenghth (266) which has 20 fields for each struc...

5 years ago | 1 answer | 0

### 1

answerQuestion

How place the tick at the mid value of specific color range and uniform color bar across different ranges of data

Hi, I want to place the tick at the mid value of the specific color range, for example, for red : 0-10, place the tick at 5,...

5 years ago | 2 answers | 0

### 2

answersQuestion

Replace based on conditions, What is wrong in my code ?

Hi, Can anyone else me what is wrong in this line of code, Tried this : for ii = 1: size(data,1) data(ii).count = zer...

5 years ago | 0 answers | 0

### 0

answersQuestion

count the values based on ID and create a new matrix

Input: LAT LON VALUE 12.4 91.4 4 31.4 45.6 1 45.9 91.5 2 ...

5 years ago | 1 answer | 0

### 1

answerQuestion

Find elements from a matrix and sum variables from other matrix

Hi, I have a matrix of lat long (406, 964) say A, and B. I also have a huge matrix of length 36000 and 3 variables (lat, long,...

5 years ago | 2 answers | 0

### 2

answersQuestion

Help ! Average half hourly into 3 hours and save the file as mat with filename reflecting the startTime and Endtime

Hi, I'm reading half hourly HDF5 files, on which I run some analysis. I want to now average these processed half hourly into...

5 years ago | 0 answers | 0

### 0

answersQuestion

Scam Matlab Help Chat

I had popup chat from matlab works, while looking for answers on my activity feed. Chat for 5 mins and receive $10 Amazon gift c...

5 years ago | 1 answer | 0

### 1

answerQuestion

Concatenate fields of two different structures based on two conditions results in Index exceeds array bound help!

I have two structures with Struct1(1 by 40) fields Date and Time (scalars), and Struct2(1 by 100) fields Date1 and Time1 which a...

5 years ago | 0 answers | 0

### 0

answersQuestion

Average based on logical mask and condition

I want to average the data according to unique ID and a logical mask. I have 3 km logical mask which will average into perfect 3...

5 years ago | 1 answer | 0

### 1

answerQuestion

How to import data from another structure based on two conditions

I have two structures. I want to import data from Struct1 into Struct2 based on two conditions Date and Time (which are common i...

5 years ago | 0 answers | 0

### 0

answersQuestion

how to interp2 with nan data

I have [X; Y; Z] = [1,2,3,4,5 ; 2,3,4,5,6 ; 0.2, NaN, 0.1, NaN, NaN] which needs to be interpolated to [XI; YI] which are [4,5,6...

5 years ago | 1 answer | 0

### 1

answerQuestion

Pairwise comparison between four vectors

I have 2 pairs of values i.e., 4 vectors, where two vectors within pair have equal length. Vector 1 = [0,1,2,5,6,8], Vector 2=[0...

5 years ago | 1 answer | 1

### 1

answerQuestion

read and divide HDF5 data into chunks

I have 1000 + HDF5 files of 1800 by 3600 matrix. I want to divide the 1800 * 3600 matrices into 4 chunks and store with a ID int...

5 years ago | 1 answer | 0

### 1

answerQuestion

Out of Memory Interactive job on Linux

I'm new to linux and trying to run the Matlab code (that I tested on my personal PC) on supercomputer using interactive job. It ...

5 years ago | 0 answers | 0

### 0

answersQuestion

Average matrices based on unique value in structure resulting in a new structure

I have a structure IMERG, with 19 fields. I have a field called "UID" based on which I want to average the fields of Lat and Lon...

5 years ago | 2 answers | 0