sorted-histogram ( seq -- alist ) (original) (raw)
sorted-histogram ( seq -- alist )
Statistics » Computing histograms
| Prev: | histogram! ( hashtable seq -- hashtable ) |
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Vocabulary
math.statistics
Inputs
| seq | a sequence |
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Outputs
| alist | an array of key/value pairs |
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Word description
Outputs a histogram of a sequence sorted by number of occurrences from lowest to highest.
Examples
USING: prettyprint math.statistics ; "abababbbbbbc" sorted-histogram .
{ { 99 1 } { 97 3 } { 98 8 } }
Definition
: sorted-histogram ( seq -- alist ) histogram sort-values ;