PROBLEM TO BE SOLVED: To provide a judgment system for dot groups within a construction limit using laser dot groups which can easily detect an obstacle feature against a construction limit area with high precision in a short time regardless of a rail section linearity.SOLUTION: A parameter memory 101, a laser dot group database 103, a track center related information calculating unit 110, a track center related information memory 115, a curve radius calculating unit 130, a curve radius memory 135, a dot group extraction range setting unit 140, a three-dimensional memory 145, a laser dot group acquisition unit 150, a two-dimensionalizing unit 170, a two-dimensional plane memory 175, a feature object judgment unit 180, and a judgment result memory 185 are provided to incline a construction limit frame in accordance with cants of a curved part, and to enlarge a construction limit frame CFi indicating the frame of the construction limit in accordance with curve radius Ri.SELECTED DRAWING: Figure 1
【課題】線路の直線区間、曲線区間にかかわらず建築限界領域に対して障害となる地物を容易に精度よく、かつ短時間で検出できるレーザ点群を用いた建築限界内点群判定システムを得る。【解決手段】パラメータ用メモリ101とレーザ点群用データベース103と軌道中心関連情報算出部110と軌道中心関連情報用メモリ115と曲線半径算出部130と曲線半径用メモリ135と点群抽出範囲設定部140と三次元メモリ145とレーザ点群取得部150と二次元化部170と二次元平面用メモリ175と地物障害物判定部180と判定結果用メモリ185と備えて、曲線部のカントに応じて建築限界枠を傾け、かつ曲線半径Riに応じて建築限界の枠を示す建築限界枠CFiを拡大させる。【選択図】図1
JUDGMENT SYSTEM FOR DOT GROUP WITHIN CONSTRUCTION LIMIT USING LASER DOT GROUP, JUDGMENT METHOD FOR DOT GROUP WITHIN CONSTRUCTION LIMIT USING LASER DOT GROUP, AND JUDGMENT PROGRAM FOR DOT GROUP WITHIN CONSTRUCTION LIMIT USING LASER DOT GROUP
レーザ点群を用いた建築限界内点群判定システム及びレーザ点群を用いた建築限界内点群判定方法並びにレーザ点群を用いた建築限界内点群判定プログラム
2017-01-26
Patent
Electronic Resource
Japanese
Communication of Confidence as a Determinant of Group Judgment Accuracy
Online Contents | 1996
|Group Judgment Accuracy: Reliability and Validity of Postdiscussion Confidence Judgments
Online Contents | 1993
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