{"cited_by_count":861620,"description":"This cluster of papers focuses on wireless indoor localization techniques and systems, covering topics such as RF-based positioning, inertial sensors, WiFi fingerprinting, ultra-wideband signals, mobile positioning, and RSSI-based localization. The research explores various methods for accurately estimating the location of devices within indoor environments, with applications in smart homes, pedestrian navigation, activity recognition, and IoT services.","display_name":"Indoor and Outdoor Localization Technologies","domain_id":"3","external_ids":{"openalex":"https://openalex.org/T10326","wikipedia":"https://en.wikipedia.org/wiki/Indoor_positioning_system"},"field_id":"22","id":"T10326","keywords":[{"display_name":"indoor positioning","id":"indoor-positioning","score":0.7246,"url":"https://openalex.org/keywords/indoor-positioning"},{"display_name":"positioning accuracy","id":"positioning-accuracy","score":0.2985,"url":"https://openalex.org/keywords/positioning-accuracy"},{"display_name":"received signal strength","id":"received-signal-strength","score":0.5433,"url":"https://openalex.org/keywords/received-signal-strength"},{"display_name":"received signal strength indicator","id":"received-signal-strength-indicator","score":0.4918,"url":"https://openalex.org/keywords/received-signal-strength-indicator"},{"display_name":"node localization","id":"node-localization","score":0.6904,"url":"https://openalex.org/keywords/node-localization"},{"display_name":"time difference of arrival","id":"time-difference-of-arrival","score":0.4182,"url":"https://openalex.org/keywords/time-difference-of-arrival"},{"display_name":"indoor navigation","id":"indoor-navigation","score":0.217,"url":"https://openalex.org/keywords/indoor-navigation"},{"display_name":"wireless positioning","id":"wireless-localization","score":0.7662,"url":"https://openalex.org/keywords/wireless-localization"},{"display_name":"Wi-Fi fingerprinting","id":"wi-fi-fingerprinting","score":0.8978,"url":"https://openalex.org/keywords/wi-fi-fingerprinting"},{"display_name":"Wi-Fi positioning","id":"wi-fi-positioning","score":0.8188,"url":"https://openalex.org/keywords/wi-fi-positioning"},{"display_name":"time of arrival","id":"arrival-time","score":0.3251,"url":"https://openalex.org/keywords/arrival-time"},{"display_name":"anchor nodes","id":"anchor-nodes","score":0.7656,"url":"https://openalex.org/keywords/anchor-nodes"},{"display_name":"angle of arrival","id":"angle-of-arrival","score":0.3519,"url":"https://openalex.org/keywords/angle-of-arrival"},{"display_name":"trilateration","id":"trilateration","score":0.5917,"url":"https://openalex.org/keywords/trilateration"},{"display_name":"mobile positioning","id":"mobile-positioning","score":0.6002,"url":"https://openalex.org/keywords/mobile-positioning"},{"display_name":"localization algorithms","id":"localization-algorithms","score":0.719,"url":"https://openalex.org/keywords/localization-algorithms"},{"display_name":"cooperative localization","id":"cooperative-localization","score":0.414,"url":"https://openalex.org/keywords/cooperative-localization"},{"display_name":"fingerprinting","id":"fingerprinting","score":0.302,"url":"https://openalex.org/keywords/fingerprinting"},{"display_name":"pedestrian dead reckoning","id":"pedestrian-dead-reckoning","score":0.7821,"url":"https://openalex.org/keywords/pedestrian-dead-reckoning"},{"display_name":"3D localization","id":"3d-localization","score":0.2607,"url":"https://openalex.org/keywords/3d-localization"},{"display_name":"range-free localization","id":"range-free-localization","score":0.8983,"url":"https://openalex.org/keywords/range-free-localization"},{"display_name":"non-line-of-sight","id":"non-line-of-sight","score":0.4781,"url":"https://openalex.org/keywords/non-line-of-sight"},{"display_name":"RSSI-based localization","id":"rssi-based-localization","score":0.8882,"url":"https://openalex.org/keywords/rssi-based-localization"},{"display_name":"location estimation","id":"location-estimation","score":0.4883,"url":"https://openalex.org/keywords/location-estimation"},{"display_name":"location fingerprinting","id":"fingerprint-based-localization","score":0.8954,"url":"https://openalex.org/keywords/fingerprint-based-localization"}],"legacy_keywords":["Indoor Localization","Wireless Sensor Networks","RF-Based Positioning","Inertial Sensors","WiFi Fingerprinting","Ultra-Wideband Signals","Location Estimation","Mobile Positioning","RSSI-Based Localization","Indoor Tracking"],"openalex_id":"https://openalex.org/T10326","source_created_date":"2024-01-23T15:27:06","source_updated_date":"2026-10-17T03:02:00","subfield_id":"2208","url":"/topics/T10326","works_api_url":"https://api.openalex.org/works?filter=topics.id:T10326","works_count":79063,"label":"Indoor and Outdoor Localization Technologies","provider":"openalex","revision":"2b2675c8d74d2402","taxonomy_revision":"f050b5d4780b1289","title":"Indoor and Outdoor Localization Technologies","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"36239904464308913","address_version":"morton4x16-v1","coordinates":[3,22,2208,10326],"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}