Invention Grant
- Patent Title: Method, apparatus, and computer program product for determining vehicle lane speed patterns based on received probe data
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Application No.: US15386655Application Date: 2016-12-21
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Publication No.: US10762776B2Publication Date: 2020-09-01
- Inventor: James Fowe , Bruce Bernhardt , Filippo Pellolio
- Applicant: HERE Global B.V.
- Applicant Address: NL Eindhoven
- Assignee: HERE Global B.V.
- Current Assignee: HERE Global B.V.
- Current Assignee Address: NL Eindhoven
- Agency: Alston & Bird LLP
- Main IPC: G01C21/00
- IPC: G01C21/00 ; G08G1/01 ; G08G1/052 ; G08G1/0968 ; G01C21/30 ; G08G1/0969 ; G01C21/36

Abstract:
A method is provided to generate vehicle lane speed patterns. A method may include: receiving probe data from a plurality of probes, where the probe data includes probe data point location and heading; matching probe data points to a road segment to generate map-matched probe data points; analyzing the probe data relative to the road segment to establish a multi-modal distribution of probe data representing a distance of the probe data points from a pre-defined reference position of the road segment; matching the analyzed probe data points to individual lanes of the road segment, where peaks in the established multi-modal distribution are associated with individual lanes; and generating a vehicle lane speed pattern for each lane of the road segment based on a speed associated with probe data that is map-matched to the individual lanes.
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