Particle - A particle is a grammatical term for certain small function words whose interpretation depends on association with another word, phrase, or construction.
PATR-II - PATR-II is a declarative formalism for representing linguistic information in computer-processable grammars.
Period disambiguation - Period disambiguation is the task of deciding what a period character does in its particular context, especially whether it marks the end of a sentence.
Permutation language modeling - Permutation language modeling trains an autoregressive model using different orders for predicting token positions.
Personal pronoun - A personal pronoun is a pronoun associated with grammatical person, such as English “I,” “you,” “she,” “he,” “it,” “we,” or “they.
Phone - A phone is a speech sound considered as a phonetic unit.
Phonetic search technology - Phonetic search technology finds candidate occurrences of spoken words or phrases by comparing representations of their sounds.
Phonetics - Phonetics is the study of speech sounds, including how people produce them, their physical acoustic properties, and how they are perceived.
Phonotactics - Phonotactics concerns the patterns and constraints governing how speech sounds can combine in a language.
Phrasal template - A phrasal template is a reusable wording pattern containing fixed language and one or more slots that can be filled to produce particular expressions.
Phrasal verb - A phrasal verb is a construction in which a verb combines with a particle to function as a lexical unit, often with a meaning that cannot be predicted...
Phrase structure grammar - A phrase structure grammar describes how smaller linguistic units combine into larger constituents, such as noun phrases, verb phrases, and sentences.
Pipe - In regular expressions, the pipe symbol, |, expresses alternation: a pattern can match one alternative or another.
Pitch - Pitch is the perceptual quality that makes a sound seem relatively high or low.
Pitch accent - A pitch accent, in intonational analysis, is a tonal event associated with a prominent syllable in an utterance.
Pitch extraction - Pitch extraction is the computational estimation of pitch-related information from a sound recording, usually by estimating fundamental frequency, F0, over...
Pitch track - A pitch track is a time-indexed sequence of estimated pitch-related values, usually fundamental-frequency estimates from a sound recording.
Place of articulation - Place of articulation describes where the main constriction or contact occurs in the vocal tract when a speech sound is produced.
Pointer-generator network - A pointer-generator network produces output by combining a vocabulary-based generation distribution with a distribution that copies tokens from the input.
Possessive pronoun - A possessive pronoun is a pronominal expression that indicates a possession-like relationship without repeating a full possessor expression.
Post-editing - Post-editing is the revision of machine-generated output after it has been produced.
Post-training - Post-training is additional training applied to an already pretrained model to shape its behavior or capabilities.
Postings - Postings are the records in an inverted search index that associate an indexed term with documents containing it. A basic posting identifies a document.
Postposition - A postposition is an adposition that follows the noun phrase it accompanies.
Potts diagram - A Potts diagram is a visualization of a word's association with ordered rating categories, such as review scores.
Pragmatic mapping - Pragmatic mapping is the linking of linguistic expressions with the situations, objects, and communicative contexts they concern. In John W.
Predictive text - Predictive text is a text-entry feature that suggests words or phrases a person may want to type, using information such as entered characters and...
Prefix language modeling - Prefix language modeling trains a model to predict a continuation conditioned on an initial portion of text.
Prepositions - Prepositions are adpositions that come before the phrases they accompany. They help express relationships such as location, direction, time, and association.
Presequences - Presequences are preliminary conversational exchanges that prepare for a possible subsequent action, such as a request, invitation, offer, or announcement.
Principle of contrast - The principle of contrast is the linguistic idea that a difference in form corresponds to some difference in meaning or communicative use.
Pro-drop languages - Pro-drop languages allow certain pronouns to remain unspoken in grammatical constructions where their interpretation is supplied through grammar, context...
Probing - Probing is a method for investigating what information can be recovered from a model's internal representations.
Production (computer science) - A production is a rule in a formal grammar that specifies how symbols may be replaced or expanded.
Productions - Productions are rules in a formal grammar that specify how grammatical symbols can be expanded or rewritten.
Pronoun - A pronoun is a grammatical expression that can serve a noun-like role without naming its referent in the same way as a full noun phrase.
Pronunciation assessment - Pronunciation assessment is the evaluation of how speech is pronounced according to a stated purpose and set of criteria.
Proper noun - A proper noun is a noun used as a name, or as part of a name, for a particular person, place, organization, or other entity.
Prosodic phrasing - Prosodic phrasing is the grouping of spoken words into units through intonation, timing, and other speech cues.
Prosody - Prosody is the intonational and rhythmic organization of speech, including patterns of prominence, phrasing, pitch, and timing.
PROTO - PATIENT - PROTO-PATIENT is a semantic proto-role: a cluster of properties associated with how a participant is affected in an event.
Pseudoword - A pseudoword, in the NLP evaluation sense used here, is an artificial ambiguous item formed by combining an original word with one or more alternatives.
PTRANS - PTRANS is a primitive action in Roger Schank's Conceptual Dependency theory representing a change in the physical location of an object.
Q-systems - Q-systems are a historical language-processing formalism developed by Alain Colmerauer for representing and transforming linguistic structures through...
Quantum natural language processing - Quantum natural language processing, or QNLP, is research into language-processing models designed to use quantum computation.
Query understanding - Query understanding is the process of interpreting a search request so that a system can better identify the information or result the user is seeking.
RDF - RDF, the Resource Description Framework, is a data model for representing information as linked statements.
RDF triple - An RDF triple is a three-part statement consisting of a subject, predicate, and object.