# Package org.apache.lucene.spatial.bbox

Bounding Box Spatial Strategy

Index a shape extent using 4 numeric fields and a flag to say if it crosses the dateline

- Class Summary
  Class | Description
  --- | ---
  BBoxOverlapRatioValueSource | The algorithm is implemented as envelope on envelope (rect on rect) overlays rather than complex polygon on complex polygon overlays.
  BBoxSimilarityValueSource | A base class for calculating a spatial relevance rank per document from a provided `ShapeValuesSource` returning a `Rectangle` per-document.
  BBoxStrategy | A SpatialStrategy for indexing and searching Rectangles by storing its coordinates in numeric fields.