Grammar
Tenses
Present
Present Simple
Present Continuous
Present Perfect
Present Perfect Continuous
Past
Past Continuous
Past Perfect
Past Perfect Continuous
Past Simple
Future
Future Simple
Future Continuous
Future Perfect
Future Perfect Continuous
Passive and Active
Parts Of Speech
Nouns
Countable and uncountable nouns
Verbal nouns
Singular and Plural nouns
Proper nouns
Nouns gender
Nouns definition
Concrete nouns
Abstract nouns
Common nouns
Collective nouns
Definition Of Nouns
Verbs
Stative and dynamic verbs
Finite and nonfinite verbs
To be verbs
Transitive and intransitive verbs
Auxiliary verbs
Modal verbs
Regular and irregular verbs
Action verbs
Adverbs
Relative adverbs
Interrogative adverbs
Adverbs of time
Adverbs of place
Adverbs of reason
Adverbs of quantity
Adverbs of manner
Adverbs of frequency
Adverbs of affirmation
Adjectives
Quantitative adjective
Proper adjective
Possessive adjective
Numeral adjective
Interrogative adjective
Distributive adjective
Descriptive adjective
Demonstrative adjective
Pronouns
Subject pronoun
Relative pronoun
Reflexive pronoun
Reciprocal pronoun
Possessive pronoun
Personal pronoun
Interrogative pronoun
Indefinite pronoun
Emphatic pronoun
Distributive pronoun
Demonstrative pronoun
Pre Position
Preposition by function
Time preposition
Reason preposition
Possession preposition
Place preposition
Phrases preposition
Origin preposition
Measure preposition
Direction preposition
Contrast preposition
Agent preposition
Preposition by construction
Simple preposition
Phrase preposition
Double preposition
Compound preposition
Conjunctions
Subordinating conjunction
Correlative conjunction
Coordinating conjunction
Conjunctive adverbs
Interjections
Express calling interjection
Grammar Rules
Preference
Requests and offers
wishes
Be used to
Some and any
Could have done
Describing people
Giving advices
Possession
Comparative and superlative
Giving Reason
Making Suggestions
Apologizing
Forming questions
Since and for
Directions
Obligation
Adverbials
invitation
Articles
Imaginary condition
Zero conditional
First conditional
Second conditional
Third conditional
Reported speech
Linguistics
Phonetics
Phonology
Semantics
Pragmatics
Linguistics fields
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Semantics
pragmatics
History
Writing
Grammar
Phonetics and Phonology
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Elementary
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speech recognition
المؤلف:
David Crystal
المصدر:
A dictionary of linguistics and phonetics
الجزء والصفحة:
447-19
2023-11-20
918
speech recognition
In PHONETICS and COMPUTATIONAL LINGUISTICS, the recognition of human SPEECH through computer analysis; also called automatic speech recognition (ASR). The term should not be confused with SPEAKER RECOGNITION, where the aim is to identify the person speaking rather than what is being said. The task involves the matching of an input acoustic signal with a vocabulary (of sounds, syllables, words, etc.) stored in the computer’s memory. A standard technique for matching individual words is to use stored waveforms (or features/parameters of waveforms) against which an input signal is matched (‘template matching’). The computer requires a period of training, in which it receives examples of spoken words provided by (single or multiple) speakers, and averages these to derive a CANONICAL waveform. The variable RATE of speech inputs needs to be taken into account, most often using the technique of ‘dynamic time warping’, in which SEGMENTS in the input signal are aligned with those in the template. The more challenging aim of ASR is to handle continuous speech. Here the computer is provided with information about typical patterns of phonetic and PHONOLOGICAL segmentation, as well as MORPHOLOGICAL and SYNTACTIC information. More advanced simulations, such as those provided by CONNECTIONIST models, are also used.
الاكثر قراءة في Phonetics
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