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Open Univ

自 2013 起处于活动状态

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统计学

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Performing stats on subsections of a matrix
I have a two row matrix and I want to be able to extract some metrics (i.e. mean, median std) from numbers in the 2nd row based ...

10 years 前 | 2 个回答 | 0

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Calculate differences between all values in vector
I'm trying to produce some code that will calculate the differences between nearly all values in a vector. Specifically, say ...

10 years 前 | 3 个回答 | 1

3

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Find length of contiguous numbers in a vector that sum to a given value
I have a column vector, and I need to look within this vector and find a run of contiguous numbers which sum to a specific value...

11 years 前 | 2 个回答 | 0

2

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Matlab (Mac) suddenly not working on startup
Strange one this, On startup matlab is unresponsive, despite everything appearing to have initialised fine and the status shown ...

11 years 前 | 1 个回答 | 0

1

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Loop step size issue
Hoping there is a very simple solution to this but being new to matlab can't quite see where I'm going wrong: for i = 10:5:...

12 years 前 | 3 个回答 | 0

3

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Find contiguous values in vector that sum to specified value
Hi all, I have a column vector e.g. V=[1 0 2 2 1 1] I need to look within this vector and find a run of contiguous value...

12 years 前 | 2 个回答 | 0

2

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Dynamic moving average with specific criteria
I have some code that takes a column vector and performs a moving average on these data. The results from the moving average a...

12 years 前 | 1 个回答 | 0

1

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已回答
Speeding up a loop
Thanks Jan, This seems to have done the trick - much faster and I've learned a lot, cheers

12 years 前 | 0

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Speeding up a loop
I have made a simple loop that works fine when dealing with small datasets, but takes ages to run when L is 10^6 in size - whi...

12 years 前 | 2 个回答 | 0

2

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