Data Description
The data were collected from May/2004 to February/2007 using only protected designation of origin samples that were tested at the official certification entity (CVRVV). The CVRVV is an inter-professional organization with the goal of improving the quality and marketing of vinho verde. The data were recorded by a computerized system (iLab), which automatically manages the process of wine sample testing from producer requests to laboratory and sensory analysis. Each entry denotes a given test (analytical or sensory).
The goal is using chemical analysis determine the quality of the wine.
This version of the dataset contains only the white wine.
Attribute Description
1. *fixed_acidity*
2. *volatile_acidity*
3. *citric_acid*
4. *residual_sugar*
5. *chlorides*
6. *free_sulfur_dioxide*
7. *total_sulfur_dioxide*
8. *density*
9. *pH*
10. *sulphates*
11. *alcohol*
12. *quality* - target feature