Noise Areas in Helsinki (2017)
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This table contains data on noise areas in Helsinki, Finland. The data is sourced from 'Helsinki Urban Environment Division' through the website. The table includes various attributes such as the extraction date, row number, ID, lower and upper decibel values, data owner, last updated date, geometry in GeoJSON and Geotext formats, geometry type, centroid coordinates, and the complete geometry. The table can be utilized in various data analytics applications, such as analyzing noise pollution levels in different areas, studying the impact of noise on urban environments, identifying high noise areas for urban planning, and assessing the effectiveness of noise reduction measures.
Field Descriptions
| Name |
Data type |
Description |
| _extract_date | date | The date when the data was extracted. |
|---|
| _row_number | long | The row number of the data entry. |
|---|
| id | int | Unique identifier for each entry. |
|---|
| db_lo | float | The lower bound of the database. |
|---|
| db_hi | float | The upper bound of the database. |
|---|
| datanomist | string | The name of the data scientist. |
|---|
| paivitetty | date | Date and time of the last update. |
|---|
| geom_geojson | string | The geometry of the data in GeoJSON format. |
|---|
| geom_geotext | string | The geometry of the data in Geotext format. |
|---|
| geom_type | string | The type of geometry data. |
|---|
| geom_centroid | string | The centroid of the geometry data. |
|---|
| geom_center_x | double | The X-coordinate of the center of the geometry data. |
|---|
| geom_center_y | double | The Y-coordinate of the center of the geometry data. |
|---|
| geom | binary | The raw geometry data. |
|---|
