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Classification accuracy for probable Alzheimer’s disease using BDAE picture description features, and standard deviation (s.d.).
| Feature Set | AUC (s.d.) |
|---|---|
| Unigram precision | 63.0 (3.4) |
| BLEU | 70.1 (3.2) |
| Content word summary score (graph-based) | 70.4 (3.2) |
| Content word word-level scores (graph-based) | 82.3 (2.6) |
| Content word summary score (Berkeley) | 67.6 (3.3) |
| Content word word-level scores (Berkeley) | 83.2 (2.5) |
