公开(公告)号：US10907980B2

公开(公告)日：2021-02-02

申请号：US15675414

申请日：2017-08-11

Applicant: HERE GLOBAL B.V.

Inventor： Robert Camp ,  Leon Stenneth ,  Alex Averbuch

IPC: G01C21/34 ,  B60W40/068 ,  G01C21/36 ,  B60W40/064

Abstract: An approach is provided for detecting false positive slippery road reports. For example, the approach involves receiving a slippery road report from a vehicle. The slippery road report, for instance, indicates that a slippery road event is detected at a location based on sensor information collected by the vehicle. The approach also involves map matching the location of the slippery road report to the mapping data to evaluate a proximity of the location to at least one geographic feature that is designated as an area where driver behavior is expected to be at least one cause of the slippery road event. The approach further involves classifying the slippery road report as the slippery road false positive report based on the evaluation.

公开(公告)号：US10650670B2

公开(公告)日：2020-05-12

申请号：US15815288

申请日：2017-11-16

Applicant: HERE GLOBAL B.V.

Inventor： Robert Camp ,  Leon Stenneth

IPC: G08G1/01 ,  B60W40/06 ,  G08G1/0967 ,  G08G1/16 ,  G05D1/00 ,  G05D1/02

Abstract: An approach is provided for publishing a road event message according to a hysteresis. For example, the approach involves processing a road report to determine a road event associated with a geographic location and a confidence metric of the road event. The approach also involves initiating a publishing of a road event message to indicate the road event for the geographic location based on determining that the confidence metric is greater than an upper threshold of a hysteresis. The approach further involves processing one or more other road reports to update the confidence metric of the road event. The approach further involves initiating a cancelling of the road event message based on determining that the updated confidence metric is less than a lower threshold of the hysteresis.

公开(公告)号：US10685364B2

公开(公告)日：2020-06-16

申请号：US14192600

申请日：2014-02-27

Applicant: HERE GLOBAL B.V.

Inventor： Timur Perelmutov ,  Robert Camp ,  Toby Tennent ,  Gavril Giurgiu ,  Mark Pundurs ,  Justin Spelbrink ,  Leon Stenneth ,  Dereje Befecadu

IPC: G06Q30/02 ,  G01C21/36

Abstract: An approach is provided for determining at least one distribution of a plurality of current values for at least one dynamic content parameter associated with a plurality of points of interest within a predetermined proximity to at least one target point of interest. The approach involves determining at least one distribution mean and at least one distribution standard deviation for the at least one distribution of the plurality of current values. The approach also involves determining at least one set of historical values for the at least one dynamic content parameter for the at least one target point of interest. The approach further involves determining at least one estimated current value for the at least one dynamic content parameter associated with the at least one target point of interest based, at least in part, on the at least one set of historical values, the at least one distribution mean, and the at least one distribution standard deviation.