Collected variables in the database, including variable types and Units of Measurement (UM)
| Parameter | Description | Variable type | UM | Admitted values |
|---|---|---|---|---|
| UUID | Advertisement Code | Qualitative (Nominal) | String | Any |
| DateCreation | Creation date | Continuous (Temporal) | Date | Any |
| Lat | Latitude | Continuous | ° | 36 ≤ x ≤ 47 |
| Long | Longitude | Continuous | ° | 7 ≤ x ≤ 19 |
| Type | Type | Qualitative (Nominal) | String | x Є “Apartment” |
| AFloor | Floor area | Continuous | m2 | 28 ≤ x ≤ 3000 |
| nRooms | Number of rooms | Discrete | – | 1 ≤ x ≤ 20 |
| nBedrooms | Number of bedrooms | Discrete | – | 1 ≤ x ≤ 13 |
| nBathrooms | Number of bathrooms | Discrete | – | x ≥ 1 |
| nStorey,Max | Maximum storey | Discrete | – | −1 ≤ x ≤ 22 |
| isOn top storey | The RE unit is on the top storey | Binary (Dummy) | – | x Є {0, 1} |
| Lift | Lift | Binary (Dummy) | – | x Є {0, 1} |
| GardenPrivate | The RE unit has a private garden | Binary (Dummy) | – | x Є {0, 1} |
| GardenShared | The RE unit has a shared garden | Binary (Dummy) | – | x Є {0, 1} |
| Par | Parking space or Private garage | Binary (Dummy) | – | x Є {0, 1} |
| Cel | Cellar or attic | Binary (Dummy) | – | x ≥ 0 |
| Ter | Terrace | Binary (Dummy) | – | x Є {0, 1} |
| SoM | Status of Maintenance: | Qualitative Ordinal | – | x Є {1; 2; 3; 4} |
| 1: In need of renovation; | ||||
| 2: Average/Good; | ||||
| 3: Very good/Renovated; | ||||
| 4: New/Under construction. | ||||
| Furn | Furniture provided with the RE unit: | Qualitative Ordinal | – | x Є {0.0, 0.3, 0.5, 1.0} |
| 0: no furniture; | ||||
| 0.3: only kitchen; | ||||
| 0.5: partially furnished; | ||||
| 1.0: fully furnished. | ||||
| Con | Concierge: | Qualitative Ordinal | – | x Є {0.0, 0.3, 0.5, 1.0} |
| 0.0: No concierge; | ||||
| 0.3: Reception; | ||||
| 0.5: Concierge during working hours; | ||||
| 1.0: Concierge along the whole day. | ||||
| A | Alarm | Binary (Dummy) | – | x Є {0, 1} |
| OF | Optical fibre | Binary (Dummy) | – | x Є {0, 1} |
| BA | Building automation | Binary (Dummy) | – | x Є {0, 1} |
| EC | Energy Class: 1: G (the least efficient EC); 2: F; 3: E; 4: D; 5: C; 6: B; 7: A or A+ or A1; 8: A2; 9: A3; A4 (the most efficient EC): 10 | Qualitative Ordinal | – | x Є {1, 2, 3; 4; 5; 6; 7; 8; 9; 10} |
| CH | Central heating | Binary (Dummy) | – | x Є {0, 1} |
| Fireplace | Fireplace | Binary (Dummy) | – | x Є {0, 1} |
| AC | Air-conditioning | Binary (Dummy) | – | x Є {0, 1} |
| MecV | Mechanical ventilation | Binary (Dummy) | – | x Є {0, 1} |
| PhS | Photovoltaic system | Binary (Dummy) | – | x Є {0, 1} |
| MV | Market value | Continuous | € | Value filtered based on unitary price [€/m2]: 400 ≤ x ≤ 20,000 |
| Parameter | Description | Variable type | UM | Admitted values |
|---|---|---|---|---|
| UUID | Advertisement Code | Qualitative (Nominal) | String | Any |
| DateCreation | Creation date | Continuous (Temporal) | Date | Any |
| Lat | Latitude | Continuous | ° | 36 ≤ x ≤ 47 |
| Long | Longitude | Continuous | ° | 7 ≤ x ≤ 19 |
| Type | Type | Qualitative (Nominal) | String | x Є “Apartment” |
| AFloor | Floor area | Continuous | m2 | 28 ≤ x ≤ 3000 |
| nRooms | Number of rooms | Discrete | – | 1 ≤ x ≤ 20 |
| nBedrooms | Number of bedrooms | Discrete | – | 1 ≤ x ≤ 13 |
| nBathrooms | Number of bathrooms | Discrete | – | x ≥ 1 |
| nStorey,Max | Maximum storey | Discrete | – | −1 ≤ x ≤ 22 |
| isOn top storey | The RE unit is on the top storey | Binary (Dummy) | – | x Є {0, 1} |
| Lift | Lift | Binary (Dummy) | – | x Є {0, 1} |
| GardenPrivate | The RE unit has a private garden | Binary (Dummy) | – | x Є {0, 1} |
| GardenShared | The RE unit has a shared garden | Binary (Dummy) | – | x Є {0, 1} |
| Par | Parking space or Private garage | Binary (Dummy) | – | x Є {0, 1} |
| Cel | Cellar or attic | Binary (Dummy) | – | x ≥ 0 |
| Ter | Terrace | Binary (Dummy) | – | x Є {0, 1} |
| SoM | Status of Maintenance: | Qualitative Ordinal | – | x Є {1; 2; 3; 4} |
| 1: In need of renovation; | ||||
| 2: Average/Good; | ||||
| 3: Very good/Renovated; | ||||
| 4: New/Under construction. | ||||
| Furn | Furniture provided with the RE unit: | Qualitative Ordinal | – | x Є {0.0, 0.3, 0.5, 1.0} |
| 0: no furniture; | ||||
| 0.3: only kitchen; | ||||
| 0.5: partially furnished; | ||||
| 1.0: fully furnished. | ||||
| Con | Concierge: | Qualitative Ordinal | – | x Є {0.0, 0.3, 0.5, 1.0} |
| 0.0: No concierge; | ||||
| 0.3: Reception; | ||||
| 0.5: Concierge during working hours; | ||||
| 1.0: Concierge along the whole day. | ||||
| A | Alarm | Binary (Dummy) | – | x Є {0, 1} |
| OF | Optical fibre | Binary (Dummy) | – | x Є {0, 1} |
| BA | Building automation | Binary (Dummy) | – | x Є {0, 1} |
| EC | Energy Class: 1: G (the least efficient EC); 2: F; 3: E; 4: D; 5: C; 6: B; 7: A or A+ or A1; 8: A2; 9: A3; A4 (the most efficient EC): 10 | Qualitative Ordinal | – | x Є {1, 2, 3; 4; 5; 6; 7; 8; 9; 10} |
| CH | Central heating | Binary (Dummy) | – | x Є {0, 1} |
| Fireplace | Fireplace | Binary (Dummy) | – | x Є {0, 1} |
| AC | Air-conditioning | Binary (Dummy) | – | x Є {0, 1} |
| MecV | Mechanical ventilation | Binary (Dummy) | – | x Є {0, 1} |
| PhS | Photovoltaic system | Binary (Dummy) | – | x Є {0, 1} |
| MV | Market value | Continuous | € | Value filtered based on unitary price [€/m2]: |
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