No articles match
Getting started with a5R2 months ago
Index a point | Cell boundaries | Hierarchy and compaction | Compact and uncompact | Traversal | Converting geometries to a5 cells | Tracing a line
How a5R stores cell IDs without strings2 months ago
The problem | The solution: eight raw-byte fields | R-side: a vctrs record type | Why this matters | NA handling | Summary
Multi-threading2 months ago
Setting the thread count | What gets parallelised | When is it worthwhile? | Thread safety
Traversal and distance2 months ago
Selecting cells around a point | Distance heatmap | Distance methods
Working with Arrow and Parquet2 months ago
The uint64 problem | The solution: a5_cell_from_arrow() and a5_cell_to_arrow() | Writing and reading Parquet | How it works under the hood