38 lines
952 B
Ruby
Executable file
38 lines
952 B
Ruby
Executable file
#!/usr/bin/env ruby
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require File.expand_path(File.dirname(__FILE__)) + '/../../couchrest'
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cr = CouchRest.new("http://127.0.0.1:5984")
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@db = cr.database('word-count-example')
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@word_memoizer = {}
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def probable_follower_for(word)
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@word_memoizer[word] ||= @db.view('markov/chain-reduce', :startkey => [word,nil], :endkey => [word,{}],:group_level => 2)
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# puts
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# puts "search #{word} #{wprobs[word]['rows'].length}"
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# @word_memoizer[word]['rows'].sort_by{|r|r['value']}.each{|r|puts [r['value'],r['key']].inspect}
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rows = @word_memoizer[word]['rows'].select{|r|(r['key'][1]!='')}.sort_by{|r|r['value']}
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row = rows[(-1*[rows.length,5].min)..-1].sort_by{rand}[0]
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row ? row['key'][1] : nil
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end
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word = ARGV[0]
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words = [word]
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while word
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$stdout.print ' ' if words.length > 1
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$stdout.print word
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$stdout.flush
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word = probable_follower_for(word)
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words << word
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end
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$stdout.print '.'
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$stdout.flush
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puts
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# `say #{words.join(' ')}`
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