Variable type | Variable description | ρ | F1 | F2 |
---|---|---|---|---|
Syntactic | Use of past tense verb phrases with noun phrases | 0.51 | 0.69 | |
Lexical | Average age of acquisition score of all words | 0.47 | − 0.64 | |
Acoustic | Speech rate | − 0.47 | ||
Acoustic | Average word duration | 0.47 | 0.64 | |
Lexical | Average age of acquisition score of nouns | 0.46 | − 0.65 | |
Lexical | Average valence score of nouns | − 0.43 | 0.79 | |
Acoustic | Skewness of the second derivative of the 4th MFCC | − 0.42 | − 0.87 | |
Semantic | Proportion of subject words used | − 0.42 | ||
Syntactic | Use of 3rd person singular present verb phrases with prepositional phrases | − 0.41 | ||
Acoustic | Kurtosis of the second derivative of the 4th MFCC | 0.41 | 0.98 | |
Syntactic | Use of prepositional phrases with noun phrases | − 0.40 | ||
Acoustic | Skewness of the second derivative of the log energy | − 0.39 | − 0.96 | |
Lexical | Use of comparative adjectives | 0.38 | ||
Acoustic | Kurtosis of the second derivative of the log energy | 0.38 | 0.95 | |
Semantic | Semantic similarity of description to picture content (max cosine distance, 300-dim word vectors) | 0.38 | ||
Semantic | Average valence score of all words | − 0.37 | 0.82 | |
Syntactic | Use of singular present verb phrases with prepositional phrases | − 0.37 | ||
Syntactic | Use of verb phrases with noun phrases | 0.37 | ||
Semantic | Proportion of subjects in picture described | − 0.37 | ||
Lexical | Average arousal score of nouns | − 0.36 |