JP7715120B2 - 異常検知装置、異常検知方法及び異常検知用コンピュータプログラム - Google Patents
異常検知装置、異常検知方法及び異常検知用コンピュータプログラムInfo
- Publication number
- JP7715120B2 JP7715120B2 JP2022167621A JP2022167621A JP7715120B2 JP 7715120 B2 JP7715120 B2 JP 7715120B2 JP 2022167621 A JP2022167621 A JP 2022167621A JP 2022167621 A JP2022167621 A JP 2022167621A JP 7715120 B2 JP7715120 B2 JP 7715120B2
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Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
- B60W40/06—Road conditions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W60/00—Drive control systems specially adapted for autonomous road vehicles
- B60W60/001—Planning or execution of driving tasks
- B60W60/0015—Planning or execution of driving tasks specially adapted for safety
- B60W60/0018—Planning or execution of driving tasks specially adapted for safety by employing degraded modes, e.g. reducing speed, in response to suboptimal conditions
- B60W60/00184—Planning or execution of driving tasks specially adapted for safety by employing degraded modes, e.g. reducing speed, in response to suboptimal conditions related to infrastructure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W60/00—Drive control systems specially adapted for autonomous road vehicles
- B60W60/005—Handover processes
- B60W60/0053—Handover processes from vehicle to occupant
- B60W60/0055—Handover processes from vehicle to occupant only part of driving tasks shifted to occupants
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
- G06V20/588—Recognition of the road, e.g. of lane markings; Recognition of the vehicle driving pattern in relation to the road
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
- B60W2050/143—Alarm means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2420/00—Indexing codes relating to the type of sensors based on the principle of their operation
- B60W2420/40—Photo, light or radio wave sensitive means, e.g. infrared sensors
- B60W2420/403—Image sensing, e.g. optical camera
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2552/00—Input parameters relating to infrastructure
- B60W2552/35—Road bumpiness, e.g. potholes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2720/00—Output or target parameters relating to overall vehicle dynamics
- B60W2720/10—Longitudinal speed
- B60W2720/106—Longitudinal acceleration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/18—Propelling the vehicle
- B60W30/18009—Propelling the vehicle related to particular drive situations
- B60W30/18109—Braking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
- B60W50/16—Tactile feedback to the driver, e.g. vibration or force feedback to the driver on the steering wheel or the accelerator pedal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W60/00—Drive control systems specially adapted for autonomous road vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Automation & Control Theory (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Traffic Control Systems (AREA)
- Image Analysis (AREA)
Description
10 車両
2 カメラ
3 電子制御装置(ECU、異常検知装置)
21 通信インターフェース
22 メモリ
23 プロセッサ
31 抽出部
32 検知部
33 車両制御部
34 収集部
35 変更部
Claims (5)
- 車両の周囲を表す画像を、路面の状況を表す特徴量を抽出するよう予め学習された特徴抽出器に入力することで、前記特徴量を抽出する抽出部と、
前記車両が通常走行可能な許容範囲を表す正常範囲に前記特徴量が含まれない場合に、前記車両が通常走行可能でない異常な状況を検知する検知部と、
前記車両が通常走行した期間内に得られた複数の前記画像のそれぞれから抽出された、路面の状況を表す通常走行特徴量の分布に基づいて前記正常範囲を変更する変更部と、
を有する異常検知装置。 - 事前設定された前記正常範囲に含まれる、路面の状況を表す複数の基準特徴量を記憶する記憶部をさらに有し、
前記変更部は、前記複数の基準特徴量と複数の前記通常走行特徴量との分布を近似するように前記正常範囲を変更する、請求項1に記載の異常検知装置。 - 前記期間内に得られた複数の前記画像のそれぞれから抽出された前記通常走行特徴量は、前記特徴抽出器により抽出されたものであり、
前記変更部は、前記複数の基準特徴量と複数の前記通常走行特徴量との分布を所定の確率モデルで近似し、前記確率モデルにおいて確率が極大となる点を中心とする所定範囲を前記正常範囲とするように前記正常範囲を変更する、請求項2に記載の異常検知装置。 - 車両の周囲を表す画像を、路面の状況を表す特徴量を抽出するよう予め学習された特徴抽出器に入力することで、前記特徴量を抽出し、
前記車両が通常走行可能な許容範囲を表す正常範囲に前記特徴量が含まれない場合に、前記車両が通常走行可能でない異常な状況を検知し、
前記車両が通常走行した期間内に得られた複数の前記画像のそれぞれから抽出された、路面の状況を表す通常走行特徴量の分布に基づいて前記正常範囲を変更する、
ことを含む異常検知方法。 - 車両の周囲を表す画像を、路面の状況を表す特徴量を抽出するよう予め学習された特徴抽出器に入力することで、前記特徴量を抽出し、
前記車両が通常走行可能な許容範囲を表す正常範囲に前記特徴量が含まれない場合に、前記車両が通常走行可能でない異常な状況を検知し、
前記車両が通常走行した期間内に得られた複数の前記画像のそれぞれから抽出された、路面の状況を表す通常走行特徴量の分布に基づいて前記正常範囲を変更する、
ことを前記車両に搭載されたプロセッサに実行させるための異常検知用コンピュータプログラム。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022167621A JP7715120B2 (ja) | 2022-10-19 | 2022-10-19 | 異常検知装置、異常検知方法及び異常検知用コンピュータプログラム |
| US18/375,579 US20240233403A9 (en) | 2022-10-19 | 2023-10-02 | Anomaly detection device, anomaly detection method, and computer program for detecting anomalies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022167621A JP7715120B2 (ja) | 2022-10-19 | 2022-10-19 | 異常検知装置、異常検知方法及び異常検知用コンピュータプログラム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2024060316A JP2024060316A (ja) | 2024-05-02 |
| JP7715120B2 true JP7715120B2 (ja) | 2025-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2022167621A Active JP7715120B2 (ja) | 2022-10-19 | 2022-10-19 | 異常検知装置、異常検知方法及び異常検知用コンピュータプログラム |
Country Status (2)
| Country | Link |
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| US (1) | US20240233403A9 (ja) |
| JP (1) | JP7715120B2 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7484783B2 (ja) * | 2021-03-24 | 2024-05-16 | トヨタ自動車株式会社 | 車線境界検出装置、車線境界検出方法及び車線境界検出用コンピュータプログラム |
| CN119919710B (zh) * | 2024-12-11 | 2025-10-31 | 武汉大学 | 基于空频特征和图谱特征的地表异常检测方法及装置 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010141755A (ja) | 2008-12-15 | 2010-06-24 | Nippon Telegr & Teleph Corp <Ntt> | 道路監視システム、道路監視方法および道路監視プログラム |
| WO2019207766A1 (ja) | 2018-04-27 | 2019-10-31 | 株式会社日立製作所 | 制御装置および制御方法 |
| JP2020119154A (ja) | 2019-01-22 | 2020-08-06 | キヤノン株式会社 | 情報処理装置、情報処理方法、及びプログラム |
| JP2021128705A (ja) | 2020-02-17 | 2021-09-02 | トヨタ自動車株式会社 | 物体状態識別装置 |
| JP2022152359A (ja) | 2021-03-29 | 2022-10-12 | 本田技研工業株式会社 | データ収集装置、車両制御装置、データ収集システム、データ収集方法、およびプログラム |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6679266B2 (ja) * | 2015-10-15 | 2020-04-15 | キヤノン株式会社 | データ解析装置、データ解析方法及びプログラム |
-
2022
- 2022-10-19 JP JP2022167621A patent/JP7715120B2/ja active Active
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2023
- 2023-10-02 US US18/375,579 patent/US20240233403A9/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010141755A (ja) | 2008-12-15 | 2010-06-24 | Nippon Telegr & Teleph Corp <Ntt> | 道路監視システム、道路監視方法および道路監視プログラム |
| WO2019207766A1 (ja) | 2018-04-27 | 2019-10-31 | 株式会社日立製作所 | 制御装置および制御方法 |
| JP2020119154A (ja) | 2019-01-22 | 2020-08-06 | キヤノン株式会社 | 情報処理装置、情報処理方法、及びプログラム |
| JP2021128705A (ja) | 2020-02-17 | 2021-09-02 | トヨタ自動車株式会社 | 物体状態識別装置 |
| JP2022152359A (ja) | 2021-03-29 | 2022-10-12 | 本田技研工業株式会社 | データ収集装置、車両制御装置、データ収集システム、データ収集方法、およびプログラム |
Also Published As
| Publication number | Publication date |
|---|---|
| US20240233403A9 (en) | 2024-07-11 |
| JP2024060316A (ja) | 2024-05-02 |
| US20240135726A1 (en) | 2024-04-25 |
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