David

自 2012 起处于活动状态

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统计学

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Latin Hypercube sampling from distrete, non-uniform distribution
I have a series of independent events that are assumed to indiviudally have poisson distributions. I first calculate the numb...

12 years 前 | 2 个回答 | 0

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locating the relative position of a value in a 2 x matrix
Thanks again - both example solutions extend well beyond the simple MatLab documentation. My key takeaways from the first sol...

12 years 前 | 0

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locating the relative position of a value in a 2 x matrix
Thanks - I would not have intuited this from MatLab's limited documentation.

12 years 前 | 0

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locating the relative position of a value in a 2 x matrix
I have a 180 by 180 matrix and want to locate the position of the minimum value so I can subsequently reuse the source variables...

12 years 前 | 4 个回答 | 1

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Fltering to subsets of matrices
both Excel and Sql can 'query' and run functions on subsets of data based on common lable fields (e.g. return all sales in GA) ...

12 years 前 | 1 个回答 | 0

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Summing values with database "group by" functionality
Tables in databases can easily be transformed by use of the "Group by" function. Groups ususally occur on a common lable (suc...

12 years 前 | 4 个回答 | 0

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Shrink a 1-D array (vector) by removing all the columns with a value of zero
Thanks for the answers and for showing me the previous discussion string (I didn't think this was the first time this question w...

12 years 前 | 0

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Shrink a 1-D array (vector) by removing all the columns with a value of zero
SimpleArray = [1,0,2,0,3,0,4,0,5,0] Desired result NewSimpleArray = [1,2,3,4,5]

12 years 前 | 5 个回答 | 0