Input Data Formats

SPIDER reads CSV inputs via Polars.

Event catalog (`io.catalog_infile`)

Required columns:

evid
longitude
latitude
depth
time (parseable datetime)

Station table (`io.station_file`)

Required columns:

network
station
longitude
latitude

Optional:

depth (missing values are treated as 0.0)

Differential times (`io.dtime_file`)

Required columns:

network
station
evid1
evid2
dt
phase (P/S or 0/1; normalized internally)

Optional:

cc (cross-correlation score)