"This first-of-its-kind resource offers an in-depth understanding of wireless sensor networks from a systems perspective. The book describes and categorizes the technological trends, leading applications, state-of-the-art platform developments, future trends, and challenges of sensor networks." This practical reference also addresses middleware issues for sensor network applications and focuses on important application domains, showing how specific applications influence the architectural design of networked systems. Contributions from leading international researchers and nearly 70 illustrations support key topics throughout the book.