I. Introduction
The idea behind Internet of Things is the inevitable nearness around us of an assortment of things or items associated by means of empowering advancements, for example, Radio-Frequency IDentification (RFID) labels, sensors, actuators, cell phones, and so forth., which through special tending to plans, can interface with one another and coordinate with their neighbors to achieve shared objectives [1]. These days, the application of Internet of Things is seen in many different fields such as smart cities, healthcare, smart home, transportation, social life and many other fields where localization has an essential. Tracking of humans and objects is a major challenge in the field of IoT where localization is heavily used. In such situations, any misstep or mistake can prompt disjoin debacle and suffering. Furthermore, localization is of extreme significance in tracking humans and objects in danger in Internet of Things time, in which adequate animal tracking can provide data about animal conduct can give information about animal behavior and associations within their own species and other different species [7]. Any deficient data about the example can prompt deluding ends.