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brief introduction

Hawkeye analyzes and processes the trajectory data, produces some valuable analysis results, and opens them to developers in the form of interfaces. For example, analyze the stopping point in the journey, and analyze driving behaviors such as overspeed/rapid speed change/sharp turn.

Dwell point analysis

Analyzing the stay behavior of a terminal in a period of time, Hawkeye will calculate the coordinates and stay time of each stay.

Definition of stay behavior: if the terminal stays within the "stay_radius" for more than the "stay_time", it is considered as a stay behavior. Hawkeye will take the convergence point in this track as the coordinate of the dwell point, and take the dwell time as the dwell time.

Developers can customize the judgment rules of the stay point: stay range and stay time. For example, developers can define a stay of 5 minutes within a radius of 20 meters as a stay, or a stay of 30 minutes within a radius of 100 meters as a stay.

The specific usage method is: Web Service API: Use staypoint Interface
Android/iOS SDK: See Eagle Eye Android SDK and iOS SDK Description of relevant interfaces.

Driving behavior analysis

Hawkeye provides driving behavior analysis services in combination with track and road network data, including:
1. General information: starting and ending information, mileage, time consumption, average speed, maximum speed
2. Abnormal information: overspeed, sudden acceleration, sudden braking, sudden turning

Among them, the "overspeed" threshold supports user customization, supports the use of Baidu Maps road speed limit to calculate overspeed behavior, and also supports developers to set a fixed speed limit value (for example, if it is set to 80, no matter what the road speed limit is, as long as the speed exceeds 80 km/h, it is considered to be overspeed). The thresholds of "sharp acceleration, sharp deceleration and sharp turn" can also be customized by developers.

The specific usage method is: Web Service API: Use drivingbehavior Interface Android/iOS SDK: See Eagle Eye Android SDK and iOS SDK Description of relevant interfaces.

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