使用现实世界的数据生成测试自动驾驶汽车的边缘案例
Dhanoop Karunakaran1, Julie Stephany Berrio Perez2, Stewart Worrall2
1Emerging Technologies, IAG, Sydney, NSW 2000, Australia.
Sensors (Basel, Switzerland)
|January 11, 2024
概括
自动驾驶汽车 (AV) 的安全评估是复杂的. 本研究介绍了一种基于数据的方法,使用基于场景的测试 (SBT) 来生成高风险情况,以有效评估AV系统.
科学领域:
- 汽车工程 汽车工程
- 人工智能的人工智能
- 机器人技术 机器人技术 机器人技术
背景情况:
- 自动驾驶汽车 (AV) 面临着严重的安全评估挑战,阻碍了广泛部署.
- 传统的基于距离的测试是昂贵且耗时的.
- 基于场景的测试 (SBT) 通过模拟现实驾驶场景提供了更有效的方法.
研究的目的:
- 开发一种数据驱动的方法,用于生成现实的,高风险的驾驶场景,用于AV安全评估.
- 提高AV系统测试的效率和重点.
- 识别导致系统故障的关键参数组合.
主要方法:
- 收集的驾驶数据用于创建驾驶场景的参数表示.
- 数据驱动的方法产生具体的,高风险的场景.
- 强化学习识别了导致测试系统 (SUT) 失败的参数值.
主要成果:
- 该方法成功地产生了新的,模拟的高风险场景.
- 它可以集中评估AV系统在关键情况下的响应.
- 识别导致AV系统故障的特定参数组合.
结论:
- 拟议的数据驱动SBT方法增强了AV安全评估.
- 与传统测试相比,它提供了一种更有效,更有针对性的方法.
- 这种技术有助于可靠部署自动驾驶汽车.
相关概念视频
Case Studies
11.7K
There are many research methods available to psychologists in their efforts to understand, describe, and explain behavior and the cognitive and biological processes that underlie it.
11.7K
Types of Global Positioning System Surveys
58
GPS surveying methods vary in application, accuracy, and data collection techniques, catering to diverse surveying and mapping needs. Static GPS, kinematic GPS, and real-time kinematic (RTK) surveying are widely used. Each technique offers distinct advantages.Static GPS involves placing one receiver at a known reference point and another at the target point. It collects exact positional data by observing multiple satellite ranges over an extended period, achieving centimeter-level accuracy for...
58
Distribution Reliability and Automation
107
Distribution reliability in electrical power systems is critical for ensuring an uninterrupted power supply to consumers at minimal cost. According to IEEE Standard Terms, reliability is the probability that a device will function without failure over a specified time period or amount of usage. For electric power distribution, this translates to maintaining continuous power supply and addressing customer concerns over power outages. Several indices, as defined by IEEE Standard 1366-2012, are...
107
Errors in Global Positioning System
46
Global Positioning System (GPS) technology has revolutionized navigation and positioning, but its accuracy is often compromised by various errors. These errors, stemming from environmental, satellite, and receiver-related factors, require careful mitigation to ensure reliable performance across applications.Atmospheric ErrorsGPS signals travel through the Earth’s ionosphere and troposphere, introducing delays which affect accuracy. The ionosphere is strongly influenced by charged particles,...
46
Response Surface Methodology
133
Response Surface Methodology (RSM) is a collection of statistical and mathematical techniques used to develop, improve, and optimize processes. It is particularly valuable when many input variables or factors potentially influence a response variable.
The process of RSM involves several key steps:
The process of RSM involves several key steps:
133
Design Example: Identifying the Locations of Monuments in the Field Using Global Positioning System Device
35
Surveyors use Global Positioning System (GPS) technology to measure the precise location and elevation of points on Earth. In a recent survey, GPS receivers were used to determine the coordinates and elevations of two park monuments. The process involved careful mission planning, data collection, and correction to ensure accuracy. The survey began with mission planning to identify optimal satellite visibility and minimize Position Dilution of Precision (PDOP). A geodetic control point...
35


