优化推荐系统和冷启动

Change-Id: I93d3091f249f2396a25702e01eb8dd5a9e95e8bc
diff --git a/recommend/user_seed_graph.txt b/recommend/user_seed_graph.txt
index ef29920..5b5ad3d 100644
--- a/recommend/user_seed_graph.txt
+++ b/recommend/user_seed_graph.txt
@@ -1,3 +1,3 @@
-0	0 0 1 2	1746061954 1736237924 1736240066 1736309966
+0	0 0 1	1746061954 1736237924 1748971659
 1	1 1	1746315010 1746583706
-2	2 0 2	1746738305 1746865166 1749284366
+2	2	1746738305