Before revision: History Although wireless sensor nodes have existed for decades and used for applications as diverse as earthquake measurements to warfare, the modern development of small sensor nodes dates back to the 1998 Smartdust projectSmart Dust and the NASA
After revision: History Although wireless sensor networks have existed for decades and used for diverse applications such as earthquake measurements or. warfare, the modern development of small sensor nodes dates back to the 1998 Smartdust projectSmart Dust and the NASA