According to Nyaya School, Pratyaksha (Perception) direct and immediate cognition is formed by the contact of the object with the sense organs.Perception is the root of all other pramanas since it provides direct or instantaneous knowledge of an object's actuality.Nirvikalpa (Indeterminate Perception) is the first step in the perceiving process. It lacks a subject-predicate relationship.A thing's nirvikalpa perception is its perception at the earliest instant of the senses association with their objects. It is the observation of a thing at its most basic level.When someone sees anything they first recognize it as having some form, or rupa, and certain attributes, or guna.?Thus, In Nirvikalpaka Pratyaksha forms of knowledge, there cannot be any predication of the object in terms of the subject-predicate relation.Additional InformationSavikalpaka Pratyaksha: It means determinate perception, the object is cognized along with its specific form and qualities. S?m?nylak?a?a: Samanya denotes universality, laksana denotes mediation, and pratyaksa denotes perception. Experience a specific item indirectly and perceive the universality of that object.Yogaja: This is a perception of all items in the past, present, and future that is intuitive and immediate.