Research Article
Grid-Based Hybrid Network Deployment Approach for Energy Efficient Wireless Sensor Networks
Algorithm 5
Zone head reselection process.
(1) procedure ZONE HEAD RESELECTION | (2) Input: Energy Level of Current Zone Head, ; Threshold Value, TV; | Cumulative Value of each node, CV; Candidate Zone Head, CZH; | difference of Initial and updated CV, ; | (3) if then | (4) if then | (5) Ask first CZH to send updated CV | (6) if first CZH reply exceeds timer then | (7) Fetch CV from second CZH | (8) else | (9) Compare updated_CV and initial_CV | (10) if then | (11) Select first CZH as new ZH | (12) | (13) | (14) else | (15) Fetch CV from second CZH | (16) end if | (17) end if | (18) else | (19) Remain as ZH | (20) end if | (21) else | (22) Continue Transmission | (23) end if | (24) end procedure | (25) Output: New Zone Head, . |
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