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수요응답형 자율주행 대중교통 서비스의 평가기준에 대한 전문가와 일반인의 인식 비교 연구 KCI 등재

Comparative Analysis of Expert and Public Perceptions of Evaluation Criteria for Autonomous Demand-Responsive Transit Services

채지민, 노창균, 문병섭
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한국도로학회논문집 (International journal of highway engineering)
한국도로학회 (Korean Society of Road Engineers)
초록

Autonomous Demand-Responsive Transit (Autonomous DRT) is a public transportation service that integrates autonomous driving technology with DRT. The success of Autonomous DRT depends on operational performance as well as public acceptance. Therefore, both expert and public perspectives need to be considered in service planning and evaluation. This study compares expert and public perceptions of the evaluation criteria for Autonomous DRT services using a common evaluation framework. Expert priorities were obtained from the analytic hierarchy process (AHP) results of a previous study involving 32 experts, whereas public priorities were analyzed using survey data from 300 residents of Namyang-eup, Hwaseong-si. Pairwise comparison questions were used as evaluation items to reduce the response burden on the public respondents, and ranking questions were used as evaluation indicators. The ranking data were converted into AHP-type importance values. Analyses using multiple weighting methods and nonparametric bootstrap procedures were conducted to examine the stability of the estimated priorities and their sensitivity to the weighting transformations. The results show that experts and the public evaluate Autonomous DRT services from different perspectives and assign different priorities to the evaluation criteria. The experts placed relatively greater importance on system-level performance factors, such as operational efficiency, service reliability, and demand responsiveness. In contrast, public respondents tended to prioritize factors directly related to the actual user experience, including access distance to boarding points, driving speed stability, and the number of vehicles in operation. These findings suggest that the planning and evaluation of Autonomous DRT services should consider system-level indicators of operational efficiency along with user-perceived accessibility, safety, and service availability. This study highlights the need to develop Autonomous DRT service designs and evaluation frameworks that balance system efficiency with user acceptance by incorporating both expert-oriented operational performance indicators and public-oriented perceived service quality indicators.

키워드
Analytic Hierarchy ProcessAutonomous demand-responsive transitExpert-public perception gapEvaluation criteriaBootstrap analysis
목차
ABSTRACT
1. 서론
    1.1. 연구 배경 및 문제제기
    1.2. 연구 목적과 연구 질문
2. 자율주행DRT 평가기준과 집단 간 인식 차이에관한 논의
    2.1. 자율주행DRT 평가기준 관련 연구
    2.2. 전문가와 일반인 인식 차이 관련 연구
    2.3. 평가방법론 관련 논의
    2.4. 기존 연구의 한계와 본 연구의 차별성
3. 연구 방법론
    3.1. 연구 프레임워크
    3.2. 평가기준체계 및 조사자료
    3.3. AHP 분석 및 강건성 검토
    3.4. 비교 분석의 해석 범위
4. 분석 결과
    4.1. 평가항목별 응답 분포
    4.2. 전문가 및 일반인 집단의 AHP 분석 결과
    4.3. 전문가-일반인 간 중요도 차이와 정책적 시사점
5. 결론
REFERENCES
저자
  • 채지민(한국건설기술연구원 박사후연구원) | Chae Jimin Corresponding author
  • 노창균(한국건설기술연구원 연구위원) | Roh Chang-gyun
  • 문병섭(한국건설기술연구원 연구부원장) | Moon Byungseop