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Table 2 Descriptions of the text features derived from the transcripts of the conversations

From: Depression-level assessment from multi-lingual conversational speech data using acoustic and text features

Feature Description
Average length of the utterances Average length of subjects’ negative, positive, and neutral answers separately. Three-dimensional feature.
Rate of speech Rate of speech for negative, positive, and neutral answers separately. Three-dimensional feature.
Sentiment features Sentiments of the question-answer pairs. All possible combinations sentiments are considered. Nine-dimensional feature.