System and method for matching of image features with indistinguishable landmarks
US12327391B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 16, 2020 |
| Grant date | Jun 10, 2025 |
| Priority date | — |
| Expiry date | Jan 14, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T2207/30244
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
According to the present invention there is provide a method a method for matching features in an image with landmark representations in a landmark map, the method comprising: providing at least one image; extracting from the image one or more features; providing a landmark map comprising a list of landmark representations, wherein each landmark representation is a representation of a respective physical landmark; creating a plurality of policies, each policy comprising at least one matching decision of the feature and the landmark representation, each matching decision having a stage cost; assigning a policy cost to each of the policies, wherein the policy cost is a function of the stage costs of the matching decisions the policy is comprised of; selecting from the collection of the policies the policy with the desired policy cost. There is further provided an assembly having a processor which is configured to carry out said method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.