Update README.md

Author: JithinKSatheesh

README.md

@@ -3,5 +3,11 @@
 ### A music recommendation system built entirely with node js . 
 #### Contain javascript code for popularity based recommendation and user based recommendation
 
-
+### Item based recommendation 
 ![alt text](https://github.com/JithinKSatheesh/music_recommendation_system/blob/master/preview/1.png?raw=true)
+
+### User and Popularity based recommendation 
+![alt text](https://github.com/JithinKSatheesh/music_recommendation_system/blob/master/preview/2.png?raw=true)
+
+### User Login
+![alt text](https://github.com/JithinKSatheesh/music_recommendation_system/blob/master/preview/3.png?raw=true)