Infant Vocalizations
Words are classified as this kind of babble
What is canonical?
Events in time that occur at short, clustered intervals in time followed by longer intervals of time
What is bursty?
The number of unique words in a stream of speech
What are types?
The variety of unique words
What is lexical diversity?
A software used to annotate video data
What is Datavyu?
This type of babble includes both an audible consonant and vowel
What is canonical?
Time intervals between events are all even, regular
What is periodic?
Total number of words in a stream of speech
What are tokens?
Mean length of ____ is a way to measure responsiveness to children
What is utterance? (MLU)
This type of data is often collected in the home, rather than in a lab.
What is naturalistic?
Raspberries/lip trills are this type of babble
What is noncanonical?
The bursty project is a collaboration between three universities: University of Oregon, University of Georgia, and ___
What is NYU?
This can be used to describe communication, which relies on several different modalities to convey meaning.
What is multimodal?
Hand movements that physically resemble the meaning of the spoken word they accompany.
What are iconic gestures?
A small recording device worn in an infant's vest.
What is LENA?
This must be present for something to be classified as a laugh or cry.
What is a breath catch?
The time between the onset of two events
inter-onset-interval (IOI)
Development occurs over several simultaneous ___, such as seconds & minutes, minutes & hours
What are (nested) time scales?
A gesture-based communication system that is not a recognized sign language
Homesign
A device that measures changes in direction
What is an accelerometer?
This metric is calculated by dividing the number of canonical vocalizations by the number of canonical AND noncanonical vocalizations
What is canonical babbling ratio?
The burstiness metric (B) falls between __ and __.
What are -1 and 1?
Immense amounts of brief, time-distributed, variable interactions with objects
What is infant exuberant object play?
The InCHORRRuS framework considers the role of _____ in organizing caregivers’ communicative behaviors across modalities to scaffold communication and dyadic coordination in early social interactions.
What is rhythm?
A device that measures orientation
What is a gyroscope?