1 USING: assocs math kernel shuffle combinators.lib
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2 words quotations arrays combinators sequences math.vectors
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3 io.styles prettyprint vocabs sorting io generic locals.private
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4 math.statistics math.order ;
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7 : badness ( word -- n )
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88 : vsum ( pairs -- pair ) { 0 0 } [ v+ ] reduce ;
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90 GENERIC: noise ( obj -- pair )
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92 M: word noise badness 1 2array ;
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94 M: wrapper noise wrapped noise ;
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96 M: let noise let-body noise ;
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98 M: wlet noise wlet-body noise ;
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100 M: lambda noise lambda-body noise ;
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102 M: object noise drop { 0 0 } ;
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104 M: quotation noise [ noise ] map vsum { 1/4 1/2 } v+ ;
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106 M: array noise [ noise ] map vsum ;
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108 : noise-factor ( x y -- z ) / 100 * >integer ;
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110 : quot-noise-factor ( quot -- n )
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111 #! For very short words, noise doesn't count so much
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112 #! (so dup foo swap bar isn't penalized as badly).
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114 { [ over 4 <= ] [ >r drop 0 r> ] }
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115 { [ over 15 >= ] [ >r 2 * r> ] }
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119 ! short words are easier to read
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120 { [ dup 10 <= ] [ >r 2 / r> ] }
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121 { [ dup 5 <= ] [ >r 3 / r> ] }
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122 ! long words are penalized even more
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123 { [ dup 25 >= ] [ >r 2 * r> 20 max ] }
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124 { [ dup 20 >= ] [ >r 5/3 * r> ] }
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125 { [ dup 15 >= ] [ >r 3/2 * r> ] }
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127 } cond noise-factor ;
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129 GENERIC: word-noise-factor ( word -- factor )
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131 M: word word-noise-factor
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132 word-def quot-noise-factor ;
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134 M: lambda-word word-noise-factor
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135 "lambda" word-prop quot-noise-factor ;
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137 : flatten-generics ( words -- words' )
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139 dup generic? [ "methods" word-prop values ] [ 1array ] if
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142 : noisy-words ( -- alist )
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143 all-words flatten-generics
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144 [ dup word-noise-factor ] { } map>assoc
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145 sort-values reverse ;
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147 : noise. ( alist -- )
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148 standard-table-style [
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150 [ [ pprint-cell ] [ pprint-cell ] bi* ] with-row
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154 : vocab-noise-factor ( vocab -- factor )
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155 words flatten-generics
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156 [ word-noise-factor dup 20 < [ drop 0 ] when ] map
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157 dup empty? [ drop 0 ] [
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158 [ [ sum ] [ length 5 max ] bi /i ]
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163 : noisy-vocabs ( -- alist )
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164 vocabs [ dup vocab-noise-factor ] { } map>assoc
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165 sort-values reverse ;
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167 : noise-report ( -- )
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168 "NOISY WORDS:" print
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169 noisy-words 80 head noise.
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171 "NOISY VOCABS:" print
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172 noisy-vocabs 80 head noise. ;
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