IntervalTier
IntervalTier is a type of tier used within the TextGrid data structure in Praat for annotating continuous time with labeled intervals. It is designed to represent segments of audio by their temporal boundaries and an associated label.
An IntervalTier consists of an ordered list of intervals. Each interval has a start time (xmin), an
Common uses include segmenting speech into phonetic units (such as phonemes or allophones), words, syllables, or
In the TextGrid file format, an IntervalTier is saved with its name, xmin, xmax, and the list
Relation to other tiers: a TextGrid may contain multiple tiers of type IntervalTier as well as tiers