From 9071a7f2c15c2eddd925edcb62db2794ccad6c50 Mon Sep 17 00:00:00 2001
From: Patrick Simianer <p@simianer.de>
Date: Sat, 31 Jan 2015 16:27:03 +0100
Subject: tools

---
 convert_to_svmlight_format | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100755 convert_to_svmlight_format

(limited to 'convert_to_svmlight_format')

diff --git a/convert_to_svmlight_format b/convert_to_svmlight_format
new file mode 100755
index 0000000..7e5c538
--- /dev/null
+++ b/convert_to_svmlight_format
@@ -0,0 +1,21 @@
+#!/usr/bin/env ruby
+
+require 'zipf'
+
+fd = Marshal.load ReadFile.read ARGV[0]
+d = fd.size
+
+train = []
+l_i = 1
+while line = STDIN.gets
+  puts l_i if l_i%1000==0
+  s = []
+  line.split.each { |i|
+    k,w = i.split '=', 2
+    s << [fd[k]+1, w.to_f]
+  }
+  s.sort_by! { |i| i.first }
+  puts "+1 #{s.map{|i| "#{i.first}:#{i[1]}" }.join(' ')}"
+  l_i+= 1
+end
+
-- 
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