From 5c5e7d5809d337ce41a7a90eb9201e12803aba48 Mon Sep 17 00:00:00 2001
From: Evan Sparks <evan.sparks@gmail.com>
Date: Thu, 8 May 2014 13:07:30 -0700
Subject: [PATCH] Fixing typo in als.py
XtY should be Xty.
Author: Evan Sparks <evan.sparks@gmail.com>
Closes #696 from etrain/patch-2 and squashes the following commits:
634cb8d [Evan Sparks] Fixing typo in als.py
---
examples/src/main/python/als.py | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/examples/src/main/python/als.py b/examples/src/main/python/als.py
index 33700ab4f8..01552dc1d4 100755
--- a/examples/src/main/python/als.py
+++ b/examples/src/main/python/als.py
@@ -38,7 +38,7 @@ def update(i, vec, mat, ratings):
ff = mat.shape[1]
XtX = mat.T * mat
- XtY = mat.T * ratings[i, :].T
+ Xty = mat.T * ratings[i, :].T
for j in range(ff):
XtX[j,j] += LAMBDA * uu
--
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