From 2b1d7f881c19c4d4b5afae194e02d3300c7675d0 Mon Sep 17 00:00:00 2001
From: Patrick Simianer <p@simianer.de>
Date: Tue, 5 Jul 2016 11:01:46 +0200
Subject: mv

---
 filter-features | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100755 filter-features

(limited to 'filter-features')

diff --git a/filter-features b/filter-features
new file mode 100755
index 0000000..fc21f6c
--- /dev/null
+++ b/filter-features
@@ -0,0 +1,16 @@
+#!/usr/bin/env ruby
+
+require 'zipf'
+
+dense_features = ReadFile.readlines_strip "#{File.dirname(__FILE__)}/dense_features.txt"
+
+sep = " "
+
+while line = STDIN.gets
+  a = line.strip.split
+  a.reject! { |i|
+    !dense_features.include?(i.split('=').first)
+  }
+  puts a.join sep
+end
+
-- 
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