         }
         
         // Calculate the half length() distance of the shorter String.
-        let halfLength = Int(count(shorter)) / 2 + 1
+        let halfLength : Int = Int(ceil(Float(count(shorter)) / 2))
+        
+        println("half: \(halfLength)")
         
         // Find the set of matching characters between the shorter and longer strings. Note that
         // the set of matching characters may be different depending on the order of the strings.

println("distance : \(d)")   // distance: 0.9611


let jaro1 = JaroDistance(firstString: "DWAYNE", lastString: "DUANE")
let d1 = jaro1.getJaroWinklerDistance()
println("distance : \(d1)") // distance: 0.84



/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements.  See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License.  You may obtain a copy of the License at
*
*      http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
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