vectorization

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FFT and changing frequency and vectorizing a FOR loop

FFT and changing frequency and vectorizing for loop Greetings All I can increase and decrease the frequency of a[详细]

2023-02-21 09:40 分类：问答
How to calculate Euclidean length of a matrix without loops?

It seems like the answer to this should be simple, but I am stumped.I have a matrix of Nx3 matrix where there 1st 2nd and 3rd columns are the X Yand Z coordinates of the nth item.I want to calculate t[详细]

2023-02-17 23:55 分类：问答
MATLAB: simultaneously append to multiple elements of a cell array

I want开发者_开发问答 to append an item to multiple elements of a cell array, at once, in a loop over the items (to be appended).E.g.[详细]

2023-02-17 06:12 分类：问答
Vectorize this for loop: applying a function to sub-indices?

Is there some way to vectorize the following? # x: some vector # index: some vector of indeces n <- length(index)[详细]

2023-02-17 05:31 分类：问答
Which haskell array implementation to use? AKA what are the pros and cons of each

What do I need? [an unordered list] VERY easy parallelization support for map, filter etc. ability to perform array based computations efficiently, like A=B+C, sort of like matlab arrays.[详细]

2023-02-15 01:06 分类：问答
matlab vectorization varying array

Can anyone tell me what the basic idea behind varying rows or columns in a matrix with respect to the row/column number is in matlab? I\'ve been trying to replace all the columns in a given matrix by[详细]

2023-02-14 21:00 分类：问答
Vectorized Trig functions in C?

I\'m looking to calculate highly parallelized trig functions (in block of like 1024), and I\'d like to take advantage of at least some of the parallelism that modern architectures have.[详细]

2023-02-13 12:08 分类：问答
Vectorizing rep and seq in R

I am trying to accomplish two things. First if I have a vector 1:5 I want to get a matrix (or two vectors) indicating the unique combinations of these elements including twice the same number but excl[详细]

2023-02-12 01:25 分类：问答
Using Matlab to integrate accelerometer data into velocity and position

I have test accelerometer data and need to use Matlab to find velocity and position. I need the actual data points for both velocity and position, though, not just the cumulative area under the curve.[详细]

2023-02-11 05:50 分类：问答
Vectorize call to function of two vectors (treat matrix as array of vector)

I wish to compute the cumulative cosine distance between sets of vectors. The natural representation of a set of vectors is a matrix...but how do I vectorize the following?[详细]

2023-02-08 02:32 分类：问答