Reference#

Dask backend behavior
- Laziness levels
- Terrain metrics
- Focal operations
- Classification
- Normalization
- Visibility
- Morphology
- Proximity
- Zonal
- Pathfinding
- Vector conversion
Classification
- Equal Interval
- Natural Breaks
- Reclassify
- Quantile
- Binary
- Box Plot
- Head/Tail Breaks
- Maximum Breaks
- Percentiles
- Standard Mean
Dasymetric
- Disaggregate
- Pycnophylactic
- Validate
Diffusion
- Diffuse
Fire
- Burn Severity
- Fire Behavior
- Fire Danger
Flood
- Flood Depth
- Inundation
- Curve Number Runoff
- Travel Time
- Vegetation Roughness
- Vegetation Curve Number
- Flood Depth Vegetation
Focal
- Apply
- Hotspots
- Mean
- Bilateral
- GLCM Texture
- Edge Detection
- Focal Statistics
GeoTIFF / COG
- GPU support (experimental)
- Stable COG contract
- Rotated and sheared transforms
- Nodata lifecycle
- Reading
- xarray backend engine
- Coregistered reads (experimental)
- Writing
- COG validator CI gate
- Security and I/O limits
- Strict mode (XRSPATIAL_GEOTIFF_STRICT)
- Degenerate-axis writes (1xN / Nx1)
- VRT support matrix (issue #2321)
- VRT missing sources
- BigTIFF COG (issue #2303)
- Known unsupported combinations
GeoTIFF release contract
- What each tier promises
- Feature tier table
- Keeping this page honest
GeoTIFF backend internals: contract inventory
- Backend entry points
- Contract steps
- Shared helpers
- Per-backend coverage
- Intended flow
- Phase plan reference
GeoTIFF release gate / audit checklist
- How a maintainer runs this gate
- Local GeoTIFF read and write
- Cloud-optimized GeoTIFF (COG)
- HTTP / fsspec reads
- Nodata lifecycle
- attrs contract
- VRT supported subset
- Sidecar and overview interactions
- GPU paths (experimental)
- Internal-only surfaces (not promised)
- Cross-cutting CI gates
- Owning epics
Hydrology
- Flow Direction
- Flow Accumulation
- Flow Length
- Flow Path
- Watershed
- Stream Link
- Stream Order
- Height Above Nearest Drainage (HAND)
- D8-only functions
Interpolation
- Inverse Distance Weighting (IDW)
- Kriging
- Spline
KDE
- KDE
- Line Density
Multi-Criteria Decision Analysis (MCDA)
- Standardize
- Weights
- Combination
- Constraints
- Sensitivity
Morphology
- Erode
- Dilate
- Opening
- Closing
- Gradient
- White top-hat
- Black top-hat
- Kernel Construction
Multispectral
- Atmospherically Resistant Vegetation Index (ARVI)
- Burn Area Index (BAI)
- Enhanced Built-Up and Bareness Index (EBBI)
- Enhanced Vegetation Index (EVI)
- Green Chlorophyll Index (GCI)
- Modified Soil Adjusted Vegetation Index (MSAVI2)
- Normalized Burn Ratio (NBR)
- Normalized Burn Ratio 2 (NBR2)
- Normalized Difference Built-up Index (NDBI)
- Normalized Difference Moisture Index (NDMI)
- Normalized Difference Snow Index (NDSI)
- Normalized Difference Water Index (NDWI)
- Modified Normalized Difference Water Index (MNDWI)
- Normalized Difference Vegetation Index (NDVI)
- Optimized Soil Adjusted Vegetation Index (OSAVI)
- Soil Adjusted Vegetation Index (SAVI)
- Structure Insensitive Pigment Index (SIPI)
Pathfinding
- A* Pathfinding
- Multi-Stop Routing
Proximity
- Allocation
- Direction
- Proximity
- Cost Distance
- Least-Cost Corridor
- Balanced Allocation
- Surface Distance
- Surface Allocation
- Surface Direction
Reproject
- Reproject
- Bounds policy
Resample
- Resample
Surface
- Aspect
- Northness
- Eastness
- Curvature
- Hillshade
- Slope
- Terrain Generation
- Sky-View Factor
- Viewshed
- Cumulative Viewshed
- Visibility Frequency
- Line of Sight
- Perlin Noise
- Bump Mapping
- Erosion
Templates
- From Template
- Putting your data on a template
Terrain Metrics
- Roughness
- Topographic Position Index (TPI)
- Terrain Ruggedness Index (TRI)
- Landform Classification
Utilities
- Mahalanobis Distance
- Emerging Hotspots
- Polygonize
- Rasterize
- Contours
- Preview
- Normalization
- Overlap Fusion
- Rechunking
- Diagnostics
- Validation
Zonal
- Apply
- Clip Polygon
- Crop
- Regions
- Sieve
- Trim
- Zonal Statistics
- Zonal Cross Tabulate