A system including an associative memory and a first input device in communication with the associative memory. The first input device is configured to receive an attribute value relating to a corresponding attribute of a subject of interest to a user. The system also includes a processor, in communication with the first input device, and configured to generate a first entity using the attribute value. The system also includes an associative memory configured to perform an analogy query using the entity to retrieve a second entity whose attributes match some attributes of the first entity. The associative memory is further configured to cluster first data in the first entity and second data in the second entity.