rm old code

1 files changed, 0 insertions, 55 deletions

diff --git a/perceptron-test.rb b/perceptron-test.rb
deleted file mode 100755
index f3ffcd2..0000000
--- a/perceptron-test.rb
+++ /dev/null
@@ -1,55 +0,0 @@
-#!/usr/bin/env ruby
-
-require 'zipf'
-
-def dot v, w
-  sum = 0.0
-  v.each_with_index { |k,i|
-   sum += k * w[i]
-  }
-
-  return sum
-end
-
-def elen v
-  len = 0.0
-  v.each { |i| len += i**2 }
-  return Math.sqrt len
-end
-
-def norm v
-  len = elen v
-  return v.map { |i| i/len }
-end
-
-STDERR.write "loading feature dict\n"
-fd = Marshal.load ReadFile.read ARGV[0]
-d = fd.size
-STDERR.write "#{d}\n"
-
-STDERR.write "loading model\n"
-w = Marshal.load ReadFile.read ARGV[1]
-
-STDERR.write "predicting..\n"
-err = 0
-loss = 0.0
-i = 0
-while line = STDIN.gets
-  x = [0.0] * d
-  line.split.each { |i|
-    k,v = i.split '=', 2
-    x[fd[k]] = v.to_f
-  }
-  m = dot(w, norm(x))
-  if m <= 0.0
-    puts -1
-    loss += m.abs
-    err += 1
-  else
-    puts 1
-  end
-  i += 1
-end
-
-STDERR.write "#{err}/#{test.size}% accuracy, loss=#{loss}\n"
-