JP6890757B2 - 部分観測マルコフ決定過程モデルインスタンスを動作させることを含む自律走行車動作管理 - Google Patents
部分観測マルコフ決定過程モデルインスタンスを動作させることを含む自律走行車動作管理 Download PDFInfo
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Description
Claims (16)
- 車両交通ネットワークの横断に使用される方法であって、
前記方法は、自律走行車によって、車両交通ネットワークを横断するステップを含み、
前記車両交通ネットワークを横断することは、
シナリオ固有の動作制御評価モジュールインスタンスを動作させることであって、前記シナリオ固有の動作制御評価モジュールインスタンスは、前記シナリオ固有の動作制御評価モジュールのインスタンスであり、前記シナリオ固有の動作制御評価モジュールは、部分観測マルコフ決定過程を実装すること、
前記シナリオ固有の動作制御評価モジュールインスタンスから候補車両制御アクションを受信すること、及び
前記候補車両制御アクションに基づいて、前記車両交通ネットワークの一部を横断すること
を含み、
前記シナリオ固有の動作制御評価モジュールインスタンスを動作させることは、前記シナリオ固有の動作制御評価モジュールインスタンスによって、個別の車両動作シナリオをモデル化することを含み、
前記個別の車両動作制御シナリオをモデル化することは、
ブロックモニタインスタンスから、前記車両交通ネットワークの前記一部に関する可用性確率を受信すること、及び
前記可用性確率に基づいて、前記個別の車両動作制御シナリオをモデル化すること
を含む、方法。 - 前記車両交通ネットワークの前記一部を横断することは、識別された経路に従って前記車両交通ネットワークの前記一部を横断することを含む、請求項1に記載の方法。
- 前記シナリオ固有の動作制御評価モジュールインスタンスは、前記自律走行車から定義された地理空間的距離内の外部オブジェクトに関連付けられる、請求項1に記載の方法。
- 前記シナリオ固有の動作制御評価モジュールインスタンスは、複数のシナリオ固有の動作制御評価モジュールの中の1つのシナリオ固有の動作制御評価モジュールのインスタンスであり、
前記複数のシナリオ固有の動作制御評価モジュールの中の各シナリオ固有の動作制御評価モジュールは、個別の車両動作シナリオをモデル化する、請求項1に記載の方法。 - 前記候補車両制御アクションに基づいて前記車両交通ネットワークの前記一部を横断することは、複数の候補車両制御アクションの中の1つの車両制御アクションを識別すること、及び前記車両制御アクションに基づいて、前記車両交通ネットワークの前記一部を横断することを含み、
前記車両交通ネットワークを横断することは、
前記複数の候補車両制御アクションの中に前記候補車両制御アクションを含めること、
前記シナリオ固有の動作制御評価モジュールインスタンスを動作させることと同時に、第2のシナリオ固有の動作制御評価モジュールインスタンスを動作させることであって、前記第2のシナリオ固有の動作制御評価モジュールインスタンスは、第2のシナリオ固有の動作制御評価モジュールのインスタンスであり、前記第2のシナリオ固有の動作制御評価モジュールは、部分観測マルコフ決定過程モデルを実装すること、
前記第2のシナリオ固有の動作制御評価モジュールインスタンスから第2の候補車両制御アクションを受信すること、及び
前記複数の候補車両制御アクションの中に前記第2の候補車両制御アクションを含めること
を含む、請求項1に記載の方法。 - 車両交通ネットワークの横断に使用される方法であって、
前記方法は、自律走行車によって、車両交通ネットワークを横断するステップを含み、
前記車両交通ネットワークを横断することは、
シナリオ固有の動作制御評価モジュールインスタンスを動作させることであって、前記シナリオ固有の動作制御評価モジュールインスタンスは、前記シナリオ固有の動作制御評価モジュールのインスタンスであり、前記シナリオ固有の動作制御評価モジュールは、部分観測マルコフ決定過程を実装すること、
前記シナリオ固有の動作制御評価モジュールインスタンスから候補車両制御アクションを受信すること、及び
前記候補車両制御アクションに基づいて、前記車両交通ネットワークの一部を横断すること
を含み、
前記シナリオ固有の動作制御評価モジュールインスタンスを動作させることは、前記シナリオ固有の動作制御評価モジュールインスタンスによって、個別の車両動作シナリオをモデル化することを含み、
前記個別の車両動作シナリオをモデル化することは、センサ不確実性をモデル化することを含む、方法。 - 前記個別の車両動作制御シナリオをモデル化することは、
前記自律走行車のセンサからセンサ情報を受信すること、及び
前記センサ情報に基づいて、前記個別の車両動作制御シナリオをモデル化すること
を含む、請求項6に記載の方法。 - 前記センサ情報を受信することは、
前記自律走行車のセンサ情報処理装置から処理されたセンサ情報を受信することであって、前記センサ情報処理装置は、前記自律走行車の前記センサから前記センサ情報を受信し、前記センサ情報に基づいて、前記処理されたセンサ情報を生成すること
を含む、請求項7に記載の方法。 - 前記個別の車両動作制御シナリオをモデル化することは、
前記車両交通ネットワークを表す車両交通ネットワーク情報を受信すること、及び
前記センサ情報及び前記車両交通ネットワーク情報に基づいて、前記個別の車両動作制御シナリオをモデル化すること
を含む、請求項7に記載の方法。 - 前記個別の車両動作制御シナリオをモデル化することは、
複数の状態を識別すること、
複数の車両制御アクションを識別すること、
複数の条件遷移確率を識別することであって、前記複数の条件遷移確率の中の各条件遷移確率は、前記複数の状態の中の第1の各状態から前記複数の状態の中の第2の各状態へ遷移する確率を表すこと、
報酬関数を識別することであって、前記報酬関数は、前記複数の状態の中の第1の各状態から前記複数の状態の中の第2の各状態へ遷移することに対応する報酬を生成すること、
複数の観測結果を識別することであって、前記可用性確率は、前記複数の観測結果の1つであり、センサ情報は、1つ以上の観測結果の確率を含むこと、
複数の条件観測確率を識別することであって、前記複数の条件観測確率の中の各条件観測確率は、前記複数の観測結果の中の各観測結果に関する正確さの確率を示すこと
を含む、請求項1に記載の方法。 - 前記複数の状態は、
前記自律走行車の現在の地理空間的位置の指示、
前記自律走行車の運動状態の指示、
前記現在の地理空間的位置における前記自律走行車の一時期間の指示、
外部オブジェクトの現在の地理空間的位置の指示、
前記外部オブジェクトの運動状態の指示、
前記外部オブジェクトに対応する可用性確率の指示、又は
前記外部オブジェクトに対する前記自律走行車に関する優先度の指示
の1つ以上を含む、請求項10に記載の方法。 - 前記複数の車両制御アクションは、
停止車両制御アクション、
待機車両制御アクション、
加速車両制御アクション
減速車両制御アクション、
前進車両制御アクション、又は
続行車両制御アクション
の1つ以上を含む、請求項10に記載の方法。 - 前記複数の状態の中の前記第1の各状態から前記複数の状態の中の前記第2の各状態へ遷移することが車両交通ネットワーク規則に違反することを含む場合に、前記報酬関数はペナルティを生成する、請求項10に記載の方法。
- 前記部分観測マルコフ決定過程を実装する前記シナリオ固有の動作制御評価モジュールが利用不可能である場合に、前記車両交通ネットワークを横断することは、
マルコフ決定過程を実装するシナリオ固有の動作制御評価モジュールのインスタンスであるシナリオ固有の動作制御評価モジュールインスタンスを動作させること
を含む、請求項10に記載の方法。 - 前記マルコフ決定過程を実装する前記シナリオ固有の動作制御評価モジュールの前記インスタンスである前記シナリオ固有の動作制御評価モジュールインスタンスを動作させることは、
前記シナリオ固有の動作制御評価モジュールを生成すること、
前記シナリオ固有の動作制御評価モジュールを解決すること、及び
前記シナリオ固有の動作制御評価モジュールインスタンスをインスタンス化すること
を含む、請求項14に記載の方法。 - プロセッサを備え、前記プロセッサは、非一時的なコンピュータ可読媒体に記憶されている命令を実行して、
シナリオ固有の動作制御評価モジュールインスタンスを動作させることであって、前記シナリオ固有の動作制御評価モジュールインスタンスは、前記シナリオ固有の動作制御評価モジュールのインスタンスであり、前記シナリオ固有の動作制御評価モジュールは、部分観測マルコフ決定過程モデルを実装すること、
前記シナリオ固有の動作制御評価モジュールインスタンスから候補車両制御アクションを受信すること、
前記候補車両制御アクションに基づいて、車両交通ネットワークの一部を横断するように自律走行車を制御すること、
個別の車両動作制御シナリオに関する複数の状態を識別すること、
前記個別の車両動作制御シナリオに関する複数の車両制御アクションを識別すること、
複数の条件遷移確率を識別することであって、前記複数の条件遷移確率の中の各条件遷移確率は、前記複数の状態の中の第1の各状態から前記複数の状態の中の第2の各状態へ遷移する確率を表すこと、
報酬関数を識別することであって、前記報酬関数は、前記複数の状態の中の第1の各状態から前記複数の状態の中の第2の各状態へ遷移することに対応する報酬を生成すること、
複数の観測結果を識別することであって、前記複数の観測結果の中の各観測結果は、前記複数の状態の中の各状態に対応すること、及び
複数の条件観測確率を識別することであって、前記複数の条件観測確率の中の各条件観測確率は、前記複数の観測結果の中の各観測結果に関する正確さの確率を示すこと
を行うように構成される、自律走行車。
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US11500380B2 (en) | 2022-11-15 |
WO2018147874A1 (en) | 2018-08-16 |
JP2020510570A (ja) | 2020-04-09 |
US20200097003A1 (en) | 2020-03-26 |
BR112019016268A2 (pt) | 2020-04-07 |
CN110431037B (zh) | 2022-11-29 |
MX2019009397A (es) | 2019-12-05 |
CA3052954A1 (en) | 2018-08-16 |
CA3052954C (en) | 2023-04-04 |
EP3580084A4 (en) | 2020-03-25 |
BR112019016268B1 (pt) | 2023-11-14 |
RU2734744C1 (ru) | 2020-10-22 |
EP3580084B1 (en) | 2022-07-06 |
KR102199093B1 (ko) | 2021-01-06 |
EP3580084A1 (en) | 2019-12-18 |
CN110431037A (zh) | 2019-11-08 |
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