A type of Anumāna (inference);
inference of the object to be known by analogy based on prior perception of the object, e.g.,- on the basis of prior perception of a coin of one rupee, to infer that the coin now seen is also one rupee coin.
dṛṣṭo'rtho dhamiasamānatayā anumito dṛṣṭasādharmyānumānaṃ nāma pramāṇaṃ bhavati.
(Anu 519 Cū p. 75)