Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
ROAD SURFACE CONDITION MEASUREMENT SYSTEM, ROAD SURFACE CONDITION MEASUREMENT METHOD AND ROAD SURFACE CONDITION MEASUREMENT PROGRAM
PROBLEM TO BE SOLVED: To provide a road surface condition measurement system and a method and a program thereof related to a technique for obtaining information useful in highly reliable road maintenance, which perform statistical processing of large-scale data (such as positional information and acceleration information) automatically acquired by using sensors and the like of road users and thereby obtain information useful in highly reliable road maintenance.SOLUTION: A road surface condition measurement system, and a method and a program thereof are provided, in which: upon receiving data indicating a vehicle position and a traveling road surface property of a vehicle traveling section and road section data 132 indicating a road section, an estimated position and an estimated road surface property value in the traveling section is calculated by using the data indicating the vehicle position and the traveling road surface property of the vehicle traveling section; common portions in the traveling section that correspond to the road management section having road information comprising a position and a direction for each road management section, are identified by using the estimated position; an estimated distribution of all estimated road surface property values that correspond to the common portions are calculated; and a distribution of the road surface property value is obtained from pieces of data indicating the traveling road surface properties which are obtained from a plurality of vehicles.SELECTED DRAWING: Figure 2
【課題】信頼性の高い道路管理に有用な情報を得る技術に関する。道路利用者によるセンサ等で自動的に取得した大規模なデータ（位置情報、加速度情報、など）から、統計処理を行うことで信頼性の高い道路管理に有用な情報を得る路面状況計測システム、方法及びプログラムを提供する。【解決手段】車両走行区間の車両位置および走行路面性状を示すデータと道路区間を示す道路区間データ１３２を受け、車両走行区間の車両位置および走行路面性状を示すデータを用いて走行区間における推定位置および推定路面性状値を求め、推定位置を用いて道路管理区間ごとの位置および方向からなる道路情報のある道路管理区間に対応する走行区間の共通部分を特定し、共通部分に対応するすべての推定路面性状値の推定分布を求め、複数の車両で取得した走行路面性状を示すデータから路面性状値の分布を得る。【選択図】図２
ROAD SURFACE CONDITION MEASUREMENT SYSTEM, ROAD SURFACE CONDITION MEASUREMENT METHOD AND ROAD SURFACE CONDITION MEASUREMENT PROGRAM
PROBLEM TO BE SOLVED: To provide a road surface condition measurement system and a method and a program thereof related to a technique for obtaining information useful in highly reliable road maintenance, which perform statistical processing of large-scale data (such as positional information and acceleration information) automatically acquired by using sensors and the like of road users and thereby obtain information useful in highly reliable road maintenance.SOLUTION: A road surface condition measurement system, and a method and a program thereof are provided, in which: upon receiving data indicating a vehicle position and a traveling road surface property of a vehicle traveling section and road section data 132 indicating a road section, an estimated position and an estimated road surface property value in the traveling section is calculated by using the data indicating the vehicle position and the traveling road surface property of the vehicle traveling section; common portions in the traveling section that correspond to the road management section having road information comprising a position and a direction for each road management section, are identified by using the estimated position; an estimated distribution of all estimated road surface property values that correspond to the common portions are calculated; and a distribution of the road surface property value is obtained from pieces of data indicating the traveling road surface properties which are obtained from a plurality of vehicles.SELECTED DRAWING: Figure 2
【課題】信頼性の高い道路管理に有用な情報を得る技術に関する。道路利用者によるセンサ等で自動的に取得した大規模なデータ（位置情報、加速度情報、など）から、統計処理を行うことで信頼性の高い道路管理に有用な情報を得る路面状況計測システム、方法及びプログラムを提供する。【解決手段】車両走行区間の車両位置および走行路面性状を示すデータと道路区間を示す道路区間データ１３２を受け、車両走行区間の車両位置および走行路面性状を示すデータを用いて走行区間における推定位置および推定路面性状値を求め、推定位置を用いて道路管理区間ごとの位置および方向からなる道路情報のある道路管理区間に対応する走行区間の共通部分を特定し、共通部分に対応するすべての推定路面性状値の推定分布を求め、複数の車両で取得した走行路面性状を示すデータから路面性状値の分布を得る。【選択図】図２
ROAD SURFACE CONDITION MEASUREMENT SYSTEM, ROAD SURFACE CONDITION MEASUREMENT METHOD AND ROAD SURFACE CONDITION MEASUREMENT PROGRAM
路面状況計測システム、路面状況計測方法並びに路面状況計測プログラム
SUMIYOSHI TAKASHI (Autor:in) / MORITA TOYOHISA (Autor:in)
22.12.2016
Patent
Elektronische Ressource
Japanisch
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