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#!/usr/bin/env ruby
require 'zipf'
STDERR.write "reading test data...\n"
test = []
test_f = ReadFile.new ARGV[0]
n = 0
while i = test_f.gets
test << SparseVector.from_kv(i.strip, '=', ' ')
n += 1
STDERR.write "#{n}\n" if n%1000==0
end
STDERR.write " test set size = #{test.size}\n"
errors = 0
w = SparseVector.from_kv ReadFile.new(ARGV[1]).read, "\t", "\n"
test.each { |x|
m = w.dot(x)
if m <= 0.0
errors += 1
puts -1
else
puts 1
end
}
STDERR.write "accuracy = #{(test.size-errors)/test.size.to_f}\n"
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