{"cited_by_count":14282,"description":"This cluster of papers focuses on the optimization and improvement of optical 3D laser measurement systems, including techniques such as position-sensitive detectors, machine vision systems, and frequency measurement. It also explores applications in robotic navigation, structural health monitoring, and astronomical data analysis through virtual observatories.","display_name":"Astronomical Observations and Instrumentation","domain_id":"3","external_ids":{"openalex":"https://openalex.org/T14163","wikipedia":"https://en.wikipedia.org/wiki/Optical_3D_measurement"},"field_id":"22","id":"T14163","keywords":[{"display_name":"position-sensitive photodetectors","id":"position-sensitive-photodetector","score":0.227,"url":"https://openalex.org/keywords/position-sensitive-photodetector"},{"display_name":"position sensitive device","id":"position-sensitive-device","score":0.2472,"url":"https://openalex.org/keywords/position-sensitive-device"},{"display_name":"machine learning in astronomy","id":"machine-learning-in-astronomy","score":0.2871,"url":"https://openalex.org/keywords/machine-learning-in-astronomy"},{"display_name":"astroinformatics","id":"astroinformatics","score":0.2195,"url":"https://openalex.org/keywords/astroinformatics"},{"display_name":"artificial intelligence in astronomy","id":"artificial-intelligence-in-astronomy","score":0.2886,"url":"https://openalex.org/keywords/artificial-intelligence-in-astronomy"},{"display_name":"astronomical data mining","id":"astronomical-data-mining","score":0.2151,"url":"https://openalex.org/keywords/astronomical-data-mining"}],"legacy_keywords":["Optical 3D Laser Measurement","Position-Sensitive Detector","Machine Vision System","Structural Health Monitoring","Frequency Measurement Techniques","Quadrant Photodetector","Robotic Navigation","Laser Scanning","Astronomical Data Analysis","Virtual Observatory"],"openalex_id":"https://openalex.org/T14163","source_created_date":"2024-01-23T15:27:21","source_updated_date":"2026-10-17T03:02:00","subfield_id":"2206","url":"/topics/T14163","works_api_url":"https://api.openalex.org/works?filter=topics.id:T14163","works_count":4186,"label":"Astronomical Observations and Instrumentation","provider":"openalex","revision":"a30eaea441d913da","taxonomy_revision":"f050b5d4780b1289","title":"Astronomical Observations and Instrumentation","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"38360346994296569","address_version":"morton4x16-v1","coordinates":[3,22,2206,14163],"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}