To provide a standard route generation device for generating a standard route region on the basis of the tracks of ships in the past, and a ship monitoring device that uses the standard route region.SOLUTION: A standard route generation device 1 comprises: a storage unit 10 for storing a map 3 which is divided into a plurality of cells 2 by a grid and position information that indicates the tracks 4 of a plurality of ships; a first candidate cell identification unit for identifying, on the basis of the position information, a first candidate cell 24, from a plurality of cells 2, which is a candidate for the cell that represents a standard route; a determination target cell setting unit 651 for setting at least one cell from a plurality of cells including the first candidate cell 24 to a determination target cell 25; a second cell identification unit 652 for identifying the determination target cell 25 in which the positional relationship between the first candidate cell 24 and the determination target cell 25 conforms to a prescribed adjacency condition as a second candidate cell 26 which is a candidate for the cell that indicates the standard route; and a standard route region generation unit 67 for generating a standard route region on the basis of the second candidate cell 26.SELECTED DRAWING: Figure 1
【課題】過去の船舶の航跡に基づき標準航路領域を生成する標準航路生成装置および標準航路領域を用いる船舶監視装置を提供する。【解決手段】標準航路生成装置1は、グリッドで複数のセル2に分割された地図3および複数の船の航跡4を示す位置情報を記憶する記憶部10と、位置情報に基づいて、複数のセル2から標準航路を表すセルの候補である第1候補セル24を特定する第1候補セル特定部と、第1候補セル24を含む複数のセルから、少なくとも1つのセルを判定対象セル25に設定する判定対象セル設定部651と、第1候補セル24と判定対象セル25の位置関係が所定の隣接条件に合致する判定対象セル25を、標準航路を示すセルの候補である第2候補セル26と特定する第2候補セル特定部652と、第2候補セル26に基づいて、標準航路領域を生成する標準航路領域生成部67と、を有する。【選択図】図1
STANDARD ROUTE GENERATION DEVICE AND SHIP MONITORING DEVICE
標準航路生成装置、船舶監視装置
2023-03-13
Patent
Electronic Resource
Japanese
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