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Glossary#

Term Description
Attribute Vehicle or LP parameter: brand, model, color, LP symbols, etc.
Base64 A standard for encoding binary data (in the context of the CARS API - images) using 64 ASCII characters.
Best shot Frame of the video stream, on which the vehicle or LP is fixed in the optimal view for further use in the CARS API to determine attributes.
Bounding box (BBox) A rectangle that bounds the image space with a detected object (Vehicle, and LP).
CARS Analytics Subsystem for collecting, storing and displaying the results of the CARS API and CARS Stream operation through a web interface.
CARS API Subsystem for detection and recognition of vehicles and LPs attributes on images in real-time.
CARS Stream Subsystem for detecting and tracking vehicles and LPs in the video stream and determining the best frames.
Classifier An object of the CARS API subsystem that recognizes one of the attributes of a vehicle or LP.
Detection Actions to determine areas of the image containing vehicle or LP.
Exchangeable Image File Format (EXIF) A format that allows a user to add additional information (metadata) to images, commenting on this file, describing the conditions and methods of obtaining it, authorship, etc.
JavaScript Object Notation (JSON) A text-based data exchange format based on JavaScript.
License plate (LP) An individual alphanumeric designation assigned to a vehicle by a registration unit.
LUNA CARS A system designed for detection, tracking, recognition of vehicle and LPS attributes. The system consists of three subsystems: CARS Analytics, CARS API and CARS Stream.
Nginx A load balancer that allows you to distribute requests and responses between running copies of the CARS API and external systems.
Non-maximum suppression Algorithm for determining the boundaries of objects in the image.
Object An item of interesst for the system within the detection, re-detection and tracking processes: vehicle, LP, pedestrian or animal.
Redetection Repeated action to find areas of the image containing vehicle or LP. Produced in the area of the image found using detection.
Track Information about the position of the vehicle and LP in the sequence of frames.
Tracking The process of obtaining information about the position of the vehicle or LP on a sequence of frames.
Transmission Control Protocol (TCP) A real-time streaming protocol that contains a simple set of basic commands for controlling the video stream.
Real Time Streaming Protocol (RTSP) A transport-layer data transfer protocol in connectionless networks that provides the delivery of datagrams without requiring confirmation of their receipt.
Vehicle A technical device for the transport of people and/or goods, for which a special right is granted.
User Datagram Protocol (UDP) A transport-layer data transfer protocol in connectionless networks that provides the delivery of datagrams without requiring confirmation of their receipt.