Patent ID: 11898869
Assignee: COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION
Field: Measurement (Instruments)
Classification: CPC G  B | IPC G

Claim 10:
11. A system according to claim 10, wherein the one or more electronic processing devices are configured to perform the matching process by:
a) comparing a node to one or more other nodes by:
i) calculating a signature for the node, the signature being based on one or more features of the frame associated with the node; and,
ii) comparing the signature to other signatures of other nodes;

b) generating a ranking based on results of the comparison, the ranking being indicative of a degree of similarity between the node and the one or more other nodes; and,
c) use the ranking to at least one of:
i) determine if the node represents a different part of the environment and can be designated as a parent node or child node;
ii) generate a graph topology;
iii) generate one or more edges;
iv) perform loop closure; and,
v) perform place recognition.