{"cited_by_count":814591,"description":"This cluster of papers focuses on the estimation, validation, and improvement of satellite-based precipitation data using a variety of techniques including gauge and radar measurements, hydrological modeling, and spatial interpolation. It covers topics such as global measurement, rainfall estimation from satellite imagery, and the challenges of satellite rainfall estimation over complex terrain.","display_name":"Precipitation Measurement and Analysis","domain_id":"3","external_ids":{"openalex":"https://openalex.org/T11234","wikipedia":"https://en.wikipedia.org/wiki/Satellite_precipitation_estimation"},"field_id":"19","id":"T11234","keywords":[{"display_name":"precipitation measurement","id":"precipitation-measurement","score":0.7995,"url":"https://openalex.org/keywords/precipitation-measurement"},{"display_name":"weather radar","id":"weather-radar","score":0.6202,"url":"https://openalex.org/keywords/weather-radar"},{"display_name":"radar reflectivity","id":"radar-reflectivity","score":0.5089,"url":"https://openalex.org/keywords/radar-reflectivity"},{"display_name":"differential reflectivity","id":"differential-reflectivity","score":0.8323,"url":"https://openalex.org/keywords/differential-reflectivity"},{"display_name":"precipitation distribution","id":"precipitation-distribution","score":0.6202,"url":"https://openalex.org/keywords/precipitation-distribution"},{"display_name":"precipitation estimation","id":"precipitation-estimation","score":0.7088,"url":"https://openalex.org/keywords/precipitation-estimation"},{"display_name":"precipitation amount","id":"precipitation-amount","score":0.882,"url":"https://openalex.org/keywords/precipitation-amount"},{"display_name":"hourly rainfall","id":"hourly-precipitation","score":0.8569,"url":"https://openalex.org/keywords/hourly-precipitation"},{"display_name":"raindrop size distribution","id":"raindrop-size-distribution","score":0.6856,"url":"https://openalex.org/keywords/raindrop-size-distribution"},{"display_name":"satellite precipitation estimation","id":"satellite-precipitation-estimation","score":0.8576,"url":"https://openalex.org/keywords/satellite-precipitation-estimation"},{"display_name":"Doppler velocity","id":"doppler-velocity","score":0.6333,"url":"https://openalex.org/keywords/doppler-velocity"},{"display_name":"drizzle","id":"drizzle","score":0.6672,"url":"https://openalex.org/keywords/drizzle"},{"display_name":"fog","id":"fog","score":0.2093,"url":"https://openalex.org/keywords/fog"},{"display_name":"Cabauw","id":"cabauw","score":0.783,"url":"https://openalex.org/keywords/cabauw"},{"display_name":"low-level clouds","id":"low-clouds","score":0.6047,"url":"https://openalex.org/keywords/low-clouds"},{"display_name":"specific differential phase","id":"specific-differential-phase","score":0.9282,"url":"https://openalex.org/keywords/specific-differential-phase"},{"display_name":"polarimetric radar parameters","id":"polarimetric-radar-parameters","score":0.997,"url":"https://openalex.org/keywords/polarimetric-radar-parameters"},{"display_name":"monthly rainfall","id":"monthly-precipitation","score":0.3044,"url":"https://openalex.org/keywords/monthly-precipitation"},{"display_name":"rain gauge stations","id":"rain-gauge-stations","score":0.926,"url":"https://openalex.org/keywords/rain-gauge-stations"},{"display_name":"precipitation time series","id":"precipitation-time-series","score":0.7812,"url":"https://openalex.org/keywords/precipitation-time-series"},{"display_name":"linear depolarization ratio","id":"linear-depolarization-ratio","score":0.8163,"url":"https://openalex.org/keywords/linear-depolarization-ratio"},{"display_name":"rainfall estimation","id":"rainfall-estimation","score":0.7401,"url":"https://openalex.org/keywords/rainfall-estimation"},{"display_name":"rain gauge","id":"rain-gauge","score":0.6607,"url":"https://openalex.org/keywords/rain-gauge"},{"display_name":"polarimetric radar","id":"polarimetric-radar","score":0.4085,"url":"https://openalex.org/keywords/polarimetric-radar"},{"display_name":"daily precipitation","id":"daily-precipitation","score":0.3675,"url":"https://openalex.org/keywords/daily-precipitation"}],"legacy_keywords":["Satellite","Precipitation","Estimation","Validation","Rainfall","Gauge","Radar","Hydrological Modeling","Global Measurement","Spatial Interpolation"],"openalex_id":"https://openalex.org/T11234","source_created_date":"2024-01-23T15:27:09","source_updated_date":"2026-10-17T03:02:00","subfield_id":"1902","url":"/topics/T11234","works_api_url":"https://api.openalex.org/works?filter=topics.id:T11234","works_count":94554,"label":"Precipitation Measurement and Analysis","provider":"openalex","revision":"cc3fea2807616cba","taxonomy_revision":"f050b5d4780b1289","title":"Precipitation Measurement and Analysis","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"36174811088700659","address_version":"morton4x16-v1","coordinates":[3,19,1902,11234],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}