Journal of Sensors / 2014 / Article / Tab 2

Review Article

Hybrid Electronic Tongues Applied to the Quality Control of Wines

Table 2

PLS regression data for the comparison of obtained versus expected percentage for the three considered grape varieties for prediction set of mixtures (intervals calculated at the 95% confidence level).

Grape varietyCorrelation ()SlopeIntercept (%)

Pinot Noir0.9760.96 ± 0.081.6 ± 3.7
Merlot0.9490.94 ± 0.113.0 ± 4.7
Cabernet Sauvignon0.9390.90 ± 0.124.5 ± 5.7