LJ1-001.txt
ReadMe Document for LJ1-001 item
Teen Language and Identity--Analysis of Western Vowel System features in the speech of Pacific Islander and Euro American Teens in Utah

LJ1-001-A.zip
	This .zip file includes .csv files with data related to the study.
		-TLI1_Participants--includes speaker ID, high school, birth year, gender, and ethnicity (E = Euro American, P = Pacific Islander) for 77 teen English speakers
		-TLI1_Vowels--includes the following data for selected vowel tokens before obstruents (excluding postcoronal GOOSE and prevelar TRAP): 
			-speaker ID
			-filename
			-word
			-vowel category (in ARPAbet)
			-rating (based on recording quality; 1-3, with 1 being best)
			-previous phone (in ARPAbet)
			-next phone (in ARPAbet)
			-normalized (ANAE method) F1 at midpoint
			-normalized (ANAE method) F2 at midpoint
			-participant's high school
			-participant's birth year
			-participant's gender
			-participant's ethnicity (E = Euro American, P = Pacific Islander)
			
		
LJ1-001-B.zip
	-This .zip file includes 4,626 .wav files (2 seconds long) with corresponding .TextGrid transcription files for individual word recordings.
	-Each recording shares a filename with its corresponding transcription. (Only the extensions differ.)
	-Filenames follow this template:
		-###_WORD_YYYYMMDD_HHMMSS
		-The first three characters are the speaker ID#. IDs beginning with 1 indicate that the participant is from Valley View High School (pseudonym). IDs beginning with 2, 3, or 4 indicate that the participant is from Lakeside High School (pseudonym).
		-The next section is the word the participant was asked to read.
		-The next two sections indicate the date (YYYYMMDD) and time (HHMMSS) of the recording.
	-Sound files were recorded at 44.1 kHz/16 bit using a Zoom H4n Handy recorder (connected to a Surface Pro 4 or Surface Pro 5 PC tablet) and an Audio-Technica AT831B cardioid condenser lavalier microphone.
	-TextGrid transcription files were force-aligned using Montreal Forced Aligner and a modified Librispeech pronunciation dictionary.
	-The recordings in this collection include selected words with vowels before obstruents.
	-Participants were recorded at their high schools, generally after school. Recording locations included classrooms, computer labs, conference room, library, etc.