1. A method for indexing and searching according to a set of attributes of a person comprising: extracting a set of attributes of a person monitored by a set of sensors in a zone of interest, the set of attributes of the person comprising visual physical attributes, behavioral attributes, and physiological attributes; indexing each of the set of attributes of the person within an index of an extensible indexing and search tool, the indexing comprising relating each attribute of the set of attributes of the person to corresponding attribute in a canonical person model having a plurality of attribute types that distinguish one person from another, the plurality of attribute types including facial features, hair features, and clothing features, and dynamically incorporating, into a schema of the extensible indexing and search tool, a plurality of simultaneously received, different data types for each of the set of attributes, each of the plurality of simultaneously received, different data types having a unique set of application specific indexing requirements to incorporate new keywords, new concepts and new structures to an existing source language definition for each of the set of attributes; enabling a search of the index of the extensible indexing and search tool according to at least one of the set of attributes of the person to identify an instance of the person captured within received sensor data; and searching the index of the extensible indexing and search tool according to at least one of the set of attributes using the canonical person model to locate video data from the set of sensors containing an instance of a person having the at least one of the set of attributes.