merge README.md

Author: pferrel

README.md

@@ -16,10 +16,10 @@ All docs for the Universal Recommender are [here](http://actionml.com/docs/ur) a
 
 # Version Changelog
 
-## v0.4.1
+## v0.4.2 **Replaces 0.4.1**
 
  - Fixes a `pio build` failure triggered by the release of Apache PIO. If you have problems building v0.4.0 use this version. It is meant to be used with PredictionIO-0.9.7-aml.
- - **Requires a SNAPSHOT build of Apache Mahout**: instructions on the [doc site]()
+ - **Requires a custom build of Apache Mahout**: instructions on the [doc site](http://actionml.com/docs/ur_quickstart) This is temporary until the next Mahout release, when we will update to 0.4.3 (uses predicitonio-0.9.7-aml) and 0.5.0 (which uses predictionio-0.10.0 from Apache)
 
 ## v0.4.0
 

build.sbt

@@ -4,7 +4,7 @@ import com.typesafe.sbt.SbtScalariform.ScalariformKeys
 
 name := "template-scala-parallel-universal-recommendation"
 
-version := "0.4.1"
+version := "0.4.2"
 
 organization := "io.prediction"
 

data/integration-test-expected.txt

@@ -13,19 +13,19 @@ NOTE: due to available and expire dates you should never see the Iphone 5 or Iph
 
 Recommendations for user: u1
 
-{"itemScores":[{"item":"Galaxy","score":0.8880454897880554},{"item":"Nexus","score":0.288095086812973},{"item":"Surface","score":0.05261862277984619}]}
+{"itemScores":[{"item":"Iphone 4","score":0.0},{"item":"Galaxy","score":0.0},{"item":"Nexus","score":0.0},{"item":"Ipad-retina","score":0.0}]}
 
 Recommendations for user: U 2
 
-{"itemScores":[{"item":"Iphone 4","score":0.9535322189331055},{"item":"Ipad-retina","score":0.05624813959002495},{"item":"Surface","score":0.029876574873924255}]}
+{"itemScores":[{"item":"Iphone 4","score":0.2215922623872757},{"item":"Ipad-retina","score":0.05624813959002495},{"item":"Surface","score":0.029876574873924255}]}
 
 Recommendations for user: u-3
 
 {"itemScores":[{"item":"Iphone 4","score":0.18315871059894562},{"item":"Galaxy","score":0.18315871059894562},{"item":"Nexus","score":0.18315871059894562},{"item":"Ipad-retina","score":0.07201286405324936}]}
 
 Recommendations for user: u-4
 
-{"itemScores":[{"item":"Nexus","score":0.41261428594589233},{"item":"Ipad-retina","score":0.08661800622940063},{"item":"Surface","score":0.0}]}
+{"itemScores":[{"item":"Nexus","score":0.5046969652175903},{"item":"Ipad-retina","score":0.08661800622940063},{"item":"Surface","score":0.0}]}
 
 Recommendations for user: u5
 
@@ -35,19 +35,19 @@ Recommendations for user: u5
 
 Recommendations for item: Iphone 4
 
-{"itemScores":[{"item":"Galaxy","score":0.6802681088447571},{"item":"Nexus","score":0.3414953947067261},{"item":"Ipad-retina","score":0.06429719924926758},{"item":"Surface","score":0.013116735965013504}]}
+{"itemScores":[{"item":"Galaxy","score":0.4085645079612732},{"item":"Nexus","score":0.1371881514787674},{"item":"Ipad-retina","score":0.11633750051259995},{"item":"Surface","score":0.022334998473525047}]}
 
 Recommendations for item: Ipad-retina
 
-{"itemScores":[{"item":"Iphone 4","score":0.8768638968467712},{"item":"Galaxy","score":0.8768638968467712},{"item":"Nexus","score":0.23742027580738068},{"item":"Surface","score":0.04049335792660713}]}
+{"itemScores":[{"item":"Iphone 4","score":0.8513996005058289},{"item":"Galaxy","score":0.1894429624080658},{"item":"Nexus","score":0.1894429624080658},{"item":"Surface","score":0.04049335792660713}]}
 
 Recommendations for item: Nexus
 
-{"itemScores":[{"item":"Iphone 4","score":1.1343861818313599},{"item":"Galaxy","score":0.5476991534233093},{"item":"Ipad-retina","score":0.04849598929286003},{"item":"Surface","score":0.02529095485806465}]}
+{"itemScores":[{"item":"Galaxy","score":0.576367199420929},{"item":"Iphone 4","score":0.19353307783603668},{"item":"Ipad-retina","score":0.04849598929286003},{"item":"Surface","score":0.02529095485806465}]}
 
 Recommendations for item: Galaxy
 
-{"itemScores":[{"item":"Iphone 4","score":0.7461300492286682},{"item":"Nexus","score":0.23864313960075378},{"item":"Ipad-retina","score":0.08540179580450058},{"item":"Surface","score":0.014605122618377209}]}
+{"itemScores":[{"item":"Iphone 4","score":0.3865432143211365},{"item":"Nexus","score":0.3865432143211365},{"item":"Ipad-retina","score":0.03013293445110321},{"item":"Surface","score":0.01600530743598938}]}
 
 Recommendations for item: Surface
 
@@ -83,10 +83,10 @@ Recommendations for no user no item, all from popularity, Tablets boost, Estados
 
 Recommendations for user: u1
 
-{"itemScores":[{"item":"Nexus","score":0.27008914947509766},{"item":"Surface","score":0.049329958856105804}]}
+{"itemScores":[{"item":"Nexus","score":0.2259630560874939},{"item":"Surface","score":0.049329958856105804}]}
 
 ============ query with item and user *EXPERIMENTAL* ============
 
 Recommendations for no user no item, all from popularity, Tablets boost, Estados Unidos Mexicanos filter
 
-{"itemScores":[{"item":"Galaxy","score":1.3019405603408813},{"item":"Nexus","score":0.5091257691383362},{"item":"Surface","score":0.04033438116312027}]}
+{"itemScores":[{"item":"Galaxy","score":0.49276190996170044},{"item":"Nexus","score":0.2750934064388275},{"item":"Surface","score":0.05210217833518982}]}