 One example to such applications is wireless sensor networks, where each disk corresponds to a wireless sensor node, and a pair of intersecting disks correspond to a pair of sensors being able to communicate with each other .
<fluency>  One example to such applications is wireless sensor networks, where each disk corresponds to a wireless sensor node, and a pair of intersecting disks correspond to a pair of sensors being able to communicate with each other .
 One example to such applications is wireless sensor networks, where each disk corresponds to a wireless sensor node, and a pair of intersecting disks correspond to a pair of sensors being able to communicate with one another .