PPD may refer to:
==Computing== Prearranged Payment and Deposit; a payment format used in US inter-bank debit and credit transactions, part of the ACH Network specifications. Pixels per degree, a measure of the resolution of a display screen as seen from an angle Points per day, a mechanism for measuring work done in the Folding@home distributed computing project PostScript Printer Description, a file created by a printer vendor that describes the entire set of capabilities of a particular PostScript printer model
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).