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View the results

The results map shows the cells volunteers marked over the project imagery, and downloads them as GeoJSON for labelling. Follow the steps in order.

1. Load the project

  1. Open the results map.
  2. Project link: paste the address of the project page on the MapSwipe website, https://mapswipe.org/en/projects/<firebase id>/. Download the results shows where to find it.
  3. Click Load. The map shows the imagery with the marked cells in red. Large projects take longer to load, and the imagery can take a minute to appear (observed in the results map).

For a project not on the website yet, such as a new stage project, paste its Aggregated Results link from the MapSwipe API in the same field. Try the Freetown example loads the example project.

2. Choose the volunteer share

Drag the Volunteer share slider to the share of volunteers a cell needs, for example 50%. The map keeps the cells where at least that share of volunteers marked the object, and the side panel counts them.

3. Check the cells

  1. Scroll or pinch over the map to zoom in on the red cells.
  2. Zoom in until the cells are clearly visible, then click a cell. Its votes open in a popup on the map. The helpers page explains each value.

4. Download the cells

Click Download cells. The file has one square per kept cell, with tile_id, cell_index, majority_answer, single_feature_votes, multiple_features_votes, volunteers_total and feature_vote_percent.

Next, create a training dataset from the marked tiles with the auto labeller, QGIS or OpenStreetMap; Label Studio checks a dataset. Download the results describes the project's export files, with every answer of every volunteer.