{"cited_by_count":190979,"description":"This cluster of papers covers a wide range of advances in time-of-flight imaging techniques, including laser ranging, single-photon detection, lidar systems, and non-line-of-sight imaging. The papers discuss applications such as 3D imaging, depth sensing, and photon counting in various scenarios.","display_name":"Advanced Optical Sensing Technologies","domain_id":"3","external_ids":{"openalex":"https://openalex.org/T12153","wikipedia":"https://en.wikipedia.org/wiki/Time-of-flight_camera"},"field_id":"31","id":"T12153","keywords":[{"display_name":"single-photon avalanche diodes","id":"single-photon-avalanche-diode","score":0.4892,"url":"https://openalex.org/keywords/single-photon-avalanche-diode"},{"display_name":"laser ranging","id":"laser-ranging","score":0.2889,"url":"https://openalex.org/keywords/laser-ranging"},{"display_name":"laser radar","id":"laser-radar","score":0.3111,"url":"https://openalex.org/keywords/laser-radar"},{"display_name":"time-of-flight imaging","id":"time-of-flight-imaging","score":0.4462,"url":"https://openalex.org/keywords/time-of-flight-imaging"},{"display_name":"time-of-flight cameras","id":"time-of-flight-camera","score":0.2543,"url":"https://openalex.org/keywords/time-of-flight-camera"},{"display_name":"ranging accuracy","id":"ranging-accuracy","score":0.2557,"url":"https://openalex.org/keywords/ranging-accuracy"},{"display_name":"dark count rate","id":"dark-count-rate","score":0.2571,"url":"https://openalex.org/keywords/dark-count-rate"},{"display_name":"FMCW LiDAR","id":"fmcw-lidar","score":0.6915,"url":"https://openalex.org/keywords/fmcw-lidar"},{"display_name":"SPAD arrays","id":"spad-arrays","score":0.543,"url":"https://openalex.org/keywords/spad-arrays"},{"display_name":"non-line-of-sight imaging","id":"non-line-of-sight-imaging","score":0.4987,"url":"https://openalex.org/keywords/non-line-of-sight-imaging"},{"display_name":"single-photon LiDAR","id":"single-photon-lidar","score":0.7421,"url":"https://openalex.org/keywords/single-photon-lidar"},{"display_name":"time-of-flight ranging","id":"time-of-flight-ranging","score":0.4121,"url":"https://openalex.org/keywords/time-of-flight-ranging"},{"display_name":"afterpulsing","id":"afterpulsing","score":0.2922,"url":"https://openalex.org/keywords/afterpulsing"},{"display_name":"Geiger-mode avalanche photodiodes","id":"geiger-mode-avalanche-photodiodes","score":0.4002,"url":"https://openalex.org/keywords/geiger-mode-avalanche-photodiodes"},{"display_name":"SPAD","id":"spad","score":0.2181,"url":"https://openalex.org/keywords/spad"},{"display_name":"photon detection efficiency","id":"photon-detection-efficiency","score":0.2003,"url":"https://openalex.org/keywords/photon-detection-efficiency"},{"display_name":"LADAR","id":"ladar","score":0.4025,"url":"https://openalex.org/keywords/ladar"},{"display_name":"flash lidar","id":"flash-lidar","score":0.616,"url":"https://openalex.org/keywords/flash-lidar"},{"display_name":"time-of-flight LiDAR","id":"time-of-flight-lidar","score":0.7034,"url":"https://openalex.org/keywords/time-of-flight-lidar"},{"display_name":"range imaging","id":"range-imaging","score":0.3745,"url":"https://openalex.org/keywords/range-imaging"},{"display_name":"time-of-flight sensors","id":"time-of-flight-sensors","score":0.2284,"url":"https://openalex.org/keywords/time-of-flight-sensors"},{"display_name":"coherent lidar","id":"coherent-lidar","score":0.4142,"url":"https://openalex.org/keywords/coherent-lidar"},{"display_name":"solid-state LiDAR","id":"solid-state-lidar","score":0.3137,"url":"https://openalex.org/keywords/solid-state-lidar"},{"display_name":"automotive LiDAR","id":"automotive-lidar","score":0.4445,"url":"https://openalex.org/keywords/automotive-lidar"},{"display_name":"photon detection probability","id":"photon-detection-probability","score":0.5668,"url":"https://openalex.org/keywords/photon-detection-probability"}],"legacy_keywords":["Time-of-Flight","Laser Ranging","Single-Photon Detection","3D Imaging","Range Camera","Lidar","Photon Counting","CMOS Sensor","Depth Sensing","Non-Line-of-Sight Imaging"],"openalex_id":"https://openalex.org/T12153","source_created_date":"2024-01-23T15:27:13","source_updated_date":"2026-10-17T03:02:00","subfield_id":"3105","url":"/topics/T12153","works_api_url":"https://api.openalex.org/works?filter=topics.id:T12153","works_count":24556,"label":"Advanced Optical Sensing Technologies","provider":"openalex","revision":"99b302e7338edd45","taxonomy_revision":"f050b5d4780b1289","title":"Advanced Optical Sensing Technologies","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"36253681654080063","address_version":"morton4x16-v1","coordinates":[3,31,3105,12153],"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}