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how to make 3D image from x(50x1double),y(100x1double),z (80x1double), intensity(50x100x80)
Without having your actual data, perhaps something like ... efieldimage = repmat(linspace(1,255,255),128,1); numPoints = 6...
24 days ago | 0
Triangular-weighted moving average filter
Here's an example of high frequency noise being removed with a triangular filter, if by width you mean the base of the triangle:...
25 days ago | 0
Use string to define variable
There are many ways to do this. Here's one that shows how to make the format of the T and V values have the same width and will ...
25 days ago | 0
Solved
Is this matrix orthogonal?
Given a square matrix, a, determine whether it is orthogonal. INPUT: a, a n x n matrix OUTPUT: true or false
26 days ago
Programmatically check type of parpool
delete(gcp('nocreate')) pool = parpool('Threads') class(pool) % test of whether or not pool is a thread parallel pool co...
26 days ago | 3
| accepted
Solved
Subset Sum
Given a vector v of integers and an integer n, return the the indices of v (as a row vector in ascending order) that sum to n. I...
27 days ago
Average Absolute Deviation?
The Average Absolute Deviation (AAD) is the mean of deviations from a central point (central tendency). If the central point ...
27 days ago | 0
Fitting 2D Gaussian to histogram
Perhaps this way: clearvars; A = [574.96086;611.48546;524.57176;514.84221;598.11497;491.96027;508.39190;616.15544;593.87965;75...
27 days ago | 0
blanks
@lowcalorie G = repmat(strcat(" ",datestr(now,'yyyy/mmm/dd HH:MM:SS')," "),10,1) fprintf(1,'%s\n',strtrim(G));
27 days ago | 0
add white gaussian noise
@Jessie Bessel % signal is a sine wave of 2 Hz nSamples = 1000; f = 2; % [Hz] time = linspace(0, 2, nSamples+1); s...
27 days ago | 0
Hi , please what is the difference between randn and awgn , when adding white gaussian noise to get snr = 10dB , also I see difference in result when using snr function .
They are the same. % signal is a sine wave of 2 Hz nSamples = 10000; f = 2; % [Hz] time = linspace(0, 2, nSamples+1);...
27 days ago | 0
The detectImportOptions not able to recognize and use 2nd row of a file as column name
filename = 'data.csv'; dataTable = readtable(filename,'NumHeaderLines',1) dataTable = 1×4 table second Volt ...
28 days ago | 0
Unable to remove target from internal database
testTarget = target.create("Processor", Name="My Processor", Manufacturer="XXX"); languageimplementation = target.create('Lan...
28 days ago | 0
gaussian white noise with zero mean and 20 db power
You also need to define the signal power level to get the order of magnitude. signalPower = 2; % calculate the signal power fro...
29 days ago | 0
MATLAB HELP STANDARD DEVIATION, MEAN, HISTOGRAMS
Try this: force_lbs = [243,236,389,628,143,417,205,404,464,605,137,123,372,439,... 497,500,535,577,441,231,675,132,196,217...
29 days ago | 0
where is the setting to page/summarize large tables?
Did you try (and put a ';' at the end of the line to avoid outputting the whole table to console): summary(T)
29 days ago | 0
how to make color and lighting continuouse using patch
Try this: clear all; close all clc vertices=[0 0 0; 1 0 0; 1 1 0 ;0 1 0; 0 0 1; 1 0 1; 1 1 1; 0 1 1]; faces=[1 2 6 5; 2 3 7...
29 days ago | 0
The mean (average) and standard deviation of the errors.
With simulated 'actual' and 'measured' data: x_actual_values = sin(linspace(0,pi,1000)); x_measured_values = x_actual_values +...
29 days ago | 0
Solved
I've got the power! (Inspired by Project Euler problem 29)
Consider all integer combinations of a^b and b^a for the integer values 2 ≤ a ≤ 4 and 2 ≤ b ≤ 5: 2^2=4, 2^3=8, 2^4=16,...
1 month ago
Solved
Make a Palindrome Number
Some numbers like 323 are palindromes. Other numbers like 124 are not. But look what happens when we add that number to a revers...
1 month ago
Solved
Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...
1 month ago
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Elapsed Time
Given two date strings d1 and d2 of the form yyyy/mm/dd HH:MM:SS (assume hours HH is in 24 hour mode), determine how much time, ...
1 month ago
Solved
Periodic Table 101.
Given the atomic number (z), answer the symbol for that particular element of the <http://en.wikipedia.org/wiki/Periodic_table/ ...
1 month ago
Solved
Mersenne Primes
A Mersenne prime is a prime number of the form M = 2^p - 1, where p is another prime number. For example, 31 is a Mersenne prim...
1 month ago
Solved
Determine if input is a perfect number
A perfect number occurs whent the sum of all divisors of a positive integer, except the number itself, equals the number. Examp...
1 month ago
Solved
Flip the main diagonal of a matrix
Given a n x n matrix, M, flip its main diagonal. Example: >> M=magic(5); >> flipDiagonal(M) 9 24 1 ...
1 month ago
Solved
Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...
1 month ago
Solved
How many days?!?
Christmas is coming earlier and earlier each year. Thanks to rampant commercialism and Christmas Creep, "The Twelve Days of Chr...
1 month ago