Patent ID: 9175967
Filing Date: 2015-11-03
Classification: G01C

Abstract:
1. A method comprising: computing a first set of navigation instructions, the first set of navigation instructions comprising instructions between a first location and a second location; processing, by a processing device, the first set of navigation instructions in relation to a second set of navigation instructions, the second set of navigation instructions comprising instructions between the first location and the second location that were computed prior to the first set of navigation instructions to determine one or more instructions that are present in both the first set of navigation instructions and the second set of navigation instructions; processing the first set of navigation instructions and the second set of navigation instructions to determine one or more instructions that follow the one or more instructions that are present in both the first set of navigation instructions and the second set of navigation instructions that are at least one of (i) present in the second set of navigation instructions but are not present in the first set of navigation instructions or (ii) present in the first set of navigation instructions but are not present in the second set of navigation instructions; generating one or more notifications based on the one or more instructions that follow the one or more instructions that are present in both the first set of navigation instructions and the second set of navigation instructions that are at least one of (i) present in the second set of navigation instructions but are not present in the first set of navigation instructions or (ii) present in the first set of navigation instructions but are not present in the second set of navigation instructions; selecting, based on the one or more instructions that follow the one or more instructions that are present in both the first set of navigation instructions and the second set of navigation instructions that are at least one of (i) present in the second set of navigation instructions but are not present in the first set of navigation instructions or (ii) present in the first set of navigation instructions but are not present in the second set of navigation instructions, an interface at which to provide the one or more notifications; and providing the one or more notifications via the selected interface.