Figure 3
From: Improving network energy efficiency through cooperative idling in the multi-cell systems
![Figure 3](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2F1687-1499-2011-165/MediaObjects/13638_2011_Article_159_Fig3_HTML.jpg)
Network energy efficiency versus location of user2 when user1 is at 0.9.
From: Improving network energy efficiency through cooperative idling in the multi-cell systems
Network energy efficiency versus location of user2 when user1 is at 0.9.