Jaro-Winkler distance: Difference between revisions
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=={{header|Sidef}}==
Reusing the ''jaro()'' function from the [[Jaro_similarity#Sidef|Jaro similarity]] task.
<syntaxhighlight lang="ruby">func jaro_winkler_distance(s,t) {
var jaro_similarity = jaro(s, t)
var prefix = 0
for i in (0 .. min(3, s.len, t.len)) {
s.char(i) == t.char(i) ? ++prefix : break
}
1 - (prefix * 0.1 * (1 - jaro_similarity) + jaro_similarity)
}
# usage:
# sidef script.sf < unixdict.txt
var words = ARGF.slurp.words
%w(accomodate definately goverment occured publically recieve seperate untill wich).each {|word|
var result = Hash(words.map { (_, jaro_winkler_distance(word, _)) }...)
say "\nClosest 5 dictionary words with a Jaro-Winkler distance < .15 from #{word}:"
result.grep {|_,v| v < .15 }.sort_by{|_,v| v }.head(5).each_2d {|k,v|
printf("%15s : %0.4f\n", k, v)
}
}</syntaxhighlight>
{{out}}
<pre style="height:40ex">Closest 5 dictionary words with a Jaro-Winkler distance < .15 from accomodate:
accommodate : 0.0182
accordant : 0.1044
accolade : 0.1136
acclimate : 0.1219
accompanist : 0.1327
Closest 5 dictionary words with a Jaro-Winkler distance < .15 from definately:
define : 0.0800
definite : 0.0850
defiant : 0.0886
definitive : 0.1200
deflate : 0.1267
Closest 5 dictionary words with a Jaro-Winkler distance < .15 from goverment:
govern : 0.0667
governor : 0.1167
governess : 0.1175
governance : 0.1330
goer : 0.1481
Closest 5 dictionary words with a Jaro-Winkler distance < .15 from occured:
occurred : 0.0250
occur : 0.0571
occurrent : 0.0952
occlude : 0.1056
concurred : 0.1217
Closest 5 dictionary words with a Jaro-Winkler distance < .15 from publically:
public : 0.0800
publication : 0.1327
Closest 5 dictionary words with a Jaro-Winkler distance < .15 from recieve:
receive : 0.0333
reeve : 0.0762
relieve : 0.0762
recessive : 0.0852
receptive : 0.0852
Closest 5 dictionary words with a Jaro-Winkler distance < .15 from seperate:
desperate : 0.0787
separate : 0.0917
temperate : 0.1157
sept : 0.1167
septate : 0.1306
Closest 5 dictionary words with a Jaro-Winkler distance < .15 from untill:
until : 0.0333
till : 0.1111
huntsville : 0.1333
unital : 0.1422
Closest 5 dictionary words with a Jaro-Winkler distance < .15 from wich:
witch : 0.0533
winch : 0.0533
which : 0.0600
wichita : 0.0857
twitch : 0.1111</pre>
=={{header|Swift}}==
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