{"@type":"StructuredNewsArticle","access":{"license":"neupai_standard","structured_data":"free","full_text_access":null,"full_text_available":false,"attribution_required":true},"content":{"claims":[{"id":"c1","type":"fact","as_of":"2026-04","figures":null,"insight":null,"as_of_raw":"올해 4월","statement":"올해 4월 중순까지 수도권 대중교통 수송 인원은 전년 대비 4% 증가했다","comparison":"previous_year_same_period","expiry_hint":null,"source_type":"government_official","as_of_explicit":true},{"id":"c2","type":"fact","as_of":"2026-04","figures":null,"insight":null,"as_of_raw":"올해","statement":"하루 평균 수송객도 16만 명에서 17만 명으로 늘었다","comparison":null,"expiry_hint":null,"source_type":"government_official","as_of_explicit":false},{"id":"c3","type":"fact","as_of":"2026-04","figures":null,"insight":null,"as_of_raw":"2026년 4월","statement":"시스템 오차는 평균 1~3분 수준이다","comparison":null,"expiry_hint":null,"source_type":"research_paper","as_of_explicit":false},{"id":"c4","type":"fact","as_of":"2026-04","figures":null,"insight":null,"as_of_raw":"2026년 4월","statement":"한 지방자치단체의 버스정보시스템에 통계적 보정 기법을 적용한 결과, 오차율이 23% 감소했다","comparison":"baseline_before_correction","expiry_hint":null,"source_type":"research_paper","as_of_explicit":false},{"id":"c5","type":"fact","as_of":"2026-04","figures":null,"insight":null,"as_of_raw":"2026년 4월","statement":"일반 GPS의 위치 오차가 15m인 반면, RTK GPS는 1cm 이내로 오차를 줄인다","comparison":"gps_vs_rtk_gps","expiry_hint":null,"source_type":"industry_estimate","as_of_explicit":false},{"id":"c6","type":"fact","as_of":"2026","figures":null,"insight":null,"as_of_raw":"올해","statement":"LG유플러스는 올해 충남 공주시 시내버스 67대에 RTK 기반 버스정보시스템을 구축했다","comparison":null,"expiry_hint":null,"source_type":"company_disclosure","as_of_explicit":true},{"id":"c7","type":"fact","as_of":"2014","figures":null,"insight":null,"as_of_raw":"2014년","statement":"2014년 서울에서 시작해 현재 청주, 원주, 울산, 대전 등에서 도입된 이 시스템은 노선 신설, 배차 간격 조정, 정류장 운영 개선의 기초 데이터로 활용된다","comparison":null,"expiry_hint":null,"source_type":"government_official","as_of_explicit":true},{"id":"c8","type":"fact","as_of":"2026-04","figures":null,"insight":null,"as_of_raw":"2026년 4월","statement":"교차로의 신호 주기와 교통량 데이터를 실시간 반영해 오차를 1.5분 이내로 줄이는 성과를 보였다","comparison":null,"expiry_hint":null,"source_type":"research_paper","as_of_explicit":false}],"topics":["교통","기술","GPS","스마트시티","대중교통"],"summary":"고유가로 대중교통 이용객이 급증하면서 버스 도착시간 정확도가 중요해졌다. GPS 15m 오차에서 RTK GPS 1cm 오차로 발전하며 정밀 교통 시스템이 구축되고 있다.","entities":[{"name":"LG유플러스","type":"company","metadata":{"parent":null,"ticker":null},"canonical_id":"corp:kr:lg-uplus","role_in_article":"mentioned"},{"name":"씨엘모빌리티","type":"company","metadata":{"parent":null,"ticker":null},"canonical_id":"corp:kr:cl-mobility","role_in_article":"mentioned"},{"name":"한국교통연구원","type":"organization","metadata":{"parent":null,"ticker":null},"canonical_id":"org:kr:korea-transport-institute","role_in_article":"mentioned"},{"name":"서울교통공사","type":"organization","metadata":{"parent":null,"ticker":null},"canonical_id":"org:kr:seoul-metro","role_in_article":"mentioned"},{"name":"공주시","type":"location","metadata":{"parent":null,"ticker":null},"canonical_id":"location:kr:gongju","role_in_article":"mentioned"},{"name":"네이버지도","type":"product","metadata":{"parent":null,"ticker":null},"canonical_id":"product:kr:naver-map","role_in_article":"mentioned"},{"name":"카카오맵","type":"product","metadata":{"parent":null,"ticker":null},"canonical_id":"product:kr:kakao-map","role_in_article":"mentioned"},{"name":"TRIPS","type":"product","metadata":{"parent":null,"ticker":null},"canonical_id":"product:kr:trips-system","role_in_article":"primary_subject"}],"headline":"\"5분 후 도착\"이라던 버스, 진짜 5분 후 올까?","geography":["KR"],"ai_emotional_context":{"arousal":0,"valence":0,"primary_emotions":[],"emotional_triggers":[],"secondary_emotions":[]}},"@context":"https://neupai.io/schema/v0.2","identity":{"ai_url":null,"author":"김광우 기자","language":"ko","publisher":{"name":"테크42","type":"online","domain":"www.tech42.co.kr"},"article_id":"tech42_20260427_bus-arrival-time-accuracy","updated_at":null,"originality":"self_produced","article_type":"analysis","published_at":"2026-04-27T23:13:21.000Z","canonical_url":"https://www.tech42.co.kr/5%eb%b6%84-%ed%9b%84-%eb%8f%84%ec%b0%a9%ec%9d%b4%eb%9d%bc%eb%8d%98-%eb%b2%84%ec%8a%a4-%ec%a7%84%ec%a7%9c-5%eb%b6%84-%ed%9b%84-%ec%98%ac%ea%b9%8c/?utm_source=rss&utm_medium=rss&utm_campaign=5%25eb%25b6%2585-%25ed%259b%2584-%25eb%258f%2584%25ec%25b0%25a9%25ec%259d%25b4%25eb%259d%25bc%25eb%258d%2598-%25eb%25b2%2584%25ec%258a%25a4-%25ec%25a7%2584%25ec%25a7%259c-5%25eb%25b6%2584-%25ed%259b%2584-%25ec%2598%25ac%25eb%25b9%258c"},"temporal":{"freshness":"recent","next_update_expected":null},"provenance":{"source_chain":["primary_reporting"],"related_articles":[],"original_source_url":null}}