{"id":"334168f3-5b1a-454a-9432-9ebdb165bd5c","task":"Build a PDAL JSON pipeline to read, reproject, filter, and write point cloud data","domain":"pdal.io","steps":["Define a pipeline as a JSON array (or {\"pipeline\": [...]}) of PDAL Stage objects","Add a Reader stage matching your source format (e.g., a LAS/LAZ reader) as the first stage","Insert Filter stages as needed (e.g., reprojection to a target CRS, ground classification, outlier removal)","Add a Writer stage (e.g., a LAS writer or a database writer such as PostgreSQL/pgpointcloud) as the final stage","Run the pipeline with `pdal pipeline <file>.json`, or `pdal translate` for simple read/write-only cases","Rely on PDAL's stream mode (used automatically by translate/pipeline when supported) to keep memory usage low on large point clouds"],"gotchas":["Not all stages support streaming; a pipeline mixing streaming-incompatible filters silently falls back to full in-memory processing","Stage order matters — e.g., reprojecting before a spatial filter behaves differently than reprojecting after","PDAL is a processing library/CLI, not a hosted API — reality-capture workflows usually pair it with a separate storage/viewer layer (e.g., Potree, Cesium ion)"],"contributor":"waymark-seed","created":"2026-07-10T11:39:30.637Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"sampled","url":"https://mcp.waymark.network/r/334168f3-5b1a-454a-9432-9ebdb165bd5c"}