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PureBytes Links
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Have a look at QLSNUMS.DLL at the Web Site
www.ozemail.com.au/~qtrade
This DLL is designed to do high speed multi-dimentional
list sorting.. amongst many other things
> -----Original Message-----
> From: Val Clancy [SMTP:valclancy@xxxxxxxxxxxxx]
> Sent: Tuesday, 26 May 1998 5:05
> To: Omega List
> Subject: Array Sorting
>
> List,
>
> I am writing some code trying to sort a multidimentional array.
> Though someone would help with already existing efficient algorithms.
>
> This array is [2 ,1000 ] 2 rows by 1000 columns.
> The first row is filled at random with data values that are unique.
> The second row is filled with freequency distribution of the
> corresponding unique data value from the first row - just like an
> # of occurrences counter.
>
> Anyway, once the array is filled I would like to sort it in
> ascending order in the first row but at same time I would like to
> move the values in the second row with the values in the first
> as I am sorting the first.
>
> I hope that make sense but here is an example below;
>
> C1 C2 C3 C4 C5 .... Cn
>
> R1 3 9 2 5 4 7 - Unique Values
>
> R2 20 4 14 33 27 25 - # Occurrences
>
> Need to sort the above to:
>
> C1 C2 C3 C4 C5 .... Cn
>
> R1 2 3 4 5 7 9 - Unique Values
>
> R2 14 20 27 33 25 4 - # Occurrences
>
> Tricks: the array will not necessarily be filled to max,
> the smallest value in row 1 will not necessarily be 0 or 1.
> dont have to sort on each bar only end of chart.
> needs not to be super fast but not slow either.
> Can anyone help a bit here?
> This array then will be used for statistical analysis of the value
> in Excel or Matlab ( min, max, mean, median, std, etc. ).
>
> Any code examples would be appreciated.
>
> Thanks,
>
> Val.
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