Abstract: A navigation system comprising of a control circuit configured to: determine a free text query for representing a description of a query target, generate a parsing model based on a recognition pattern within a map, determine a concentric region within the map based on a user location, apply the parsing model based on the concentric region, generate a match based on the parsing model; and a communication circuit, coupled to the control circuit, configured to communicate the match for displaying on a device.

Abstract: A method of operation of a navigation system includes: generating a geographic band with a control unit; generating a point of interest ranking based on a point of interest within the geographic band; calculating a point of interest score based on a band score, a diversity score, a popularity score, or a combination thereof; and updating the point of interest ranking based on the point of interest score for presenting on a device.

Abstract: A navigation system comprising of a control circuit configured to: determine a free text query for representing a description of a query target, generate a parsing model based on a recognition pattern within a map, determine a concentric region within the map based on a user location, apply the parsing model based on the concentric region, generate a match based on the parsing model; and a communication circuit, coupled to the control circuit, configured to communicate the match for displaying on a device.

Abstract: A method of operation of a navigation system includes: generating a signal weight with a control unit based on a feature extracted from a user activity; generating an activity model based on the signal weight for representing the feature as a positive weight or a negative weight depending on an activity type, a category of interest, or a combination thereof; classifying a user entry based on comparing the feature of the user entry to the feature represented in the activity model; and determining a user's intention based on the user entry classified for presenting a point of interest on a device.

Abstract: A method of operation of a navigation system includes: determining candidate locations for the location query; determining a candidate associated location specific to each of the candidate locations; determining a waypoint destination from an instance of the candidate locations based on a selected instance of the candidate associated location specific to the instance of the candidate locations; and calculating a travel route including the waypoint destination and the selected instance of the candidate associated location for displaying on a device.

Abstract: A method of operation of a navigation system includes: generating activity logs including a plurality of a travel frequency to a point of interest; generating a search index including a plurality of an index type based on the activity logs with a control unit; generating a preliminary result based on searching the search index with the index type tailored to a search context; and generating a search result based on filtering the preliminary result including the travel frequency meeting or exceeding a travel threshold for displaying on a device.

Abstract: A method of operation of a computing system includes: determining a search input; determining a user context associated with the search input for representing the user providing the search input; generating dynamic factor adjustments for candidate costs based on the user context; and determining a target result based on the dynamic factor adjustment and the candidate costs in response to the search input.

Abstract: A method of operation of a navigation system includes: generating activity logs including a plurality of a travel frequency to a point of interest; generating a search index including a plurality of an index type based on the activity logs with a control unit; generating a preliminary result based on searching the search index with the index type tailored to a search context; and generating a search result based on filtering the preliminary result including the travel frequency meeting or exceeding a travel threshold for displaying on a device.

Abstract: A navigation system includes: a control unit configured to generate a navigation route; generate a route-specific point set based on the navigation route prior to an interest point query for representing a portion of an interest point database; and a storage unit, coupled to the control unit, configured to store the route-specific point set.

Abstract: A navigation system includes: a control unit configured to generate a navigation route; generate a route-specific point set based on the navigation route prior to an interest point query for representing a portion of an interest point database; and a storage unit, coupled to the control unit, configured to store the route-specific point set.

Abstract: A method of operation of a navigation system includes: generating a geographic band with a control unit; generating a point of interest ranking based on a point of interest within the geographic band; calculating a point of interest score based on a band score, a diversity score, a popularity score, or a combination thereof; and updating the point of interest ranking based on the point of interest score for presenting on a device.

Abstract: A method of operation of a navigation system includes: generating a signal weight with a control unit based on a feature extracted from a user activity; generating an activity model based on the signal weight for representing the feature as a positive weight or a negative weight depending on an activity type, a category of interest, or a combination thereof; classifying a user entry based on comparing the feature of the user entry to the feature represented in the activity model; and determining a user's intention based on the user entry classified for presenting a point of interest on a device.

Abstract: A method of operation of a navigation system includes: determining candidate locations for the location query; determining a candidate associated location specific to each of the candidate locations; determining a waypoint destination from an instance of the candidate locations based on a selected instance of the candidate associated location specific to the instance of the candidate locations; and calculating a travel route including the waypoint destination and the selected instance of the candidate associated location for displaying on a device.

Abstract: Documents are assigned to one or more indexes in a document indexing system on the basis of document properties such as total number of tokens in the document, number of numeric tokens in the document, number of alphabetic tokens in the document, size of the document, and metadata associated with the document. Based on statistical distributions of document properties (over a large number of documents), different indexes can be defined, and a document router can direct a particular document to one index or another based on the properties of the particular document. In some implementations, certain document properties may be used to identify a nonrelevant document, or garbage document, so that it is either not indexed or assigned to an index dedicated for such documents.

Abstract: Reliable identification of highly similar documents allows such documents to be treated as identical for purposes of document analysis. Identification of highly similar documents can be based on a composite hash value or other value for which the likelihood of two documents having the same value is high if and only if the documents have a high degree of similarity. Prior to performing content based analysis, the composite hash value for the current document is determined and compared to composite hash values of previously analyzed documents. If a match is found, the results of the analysis of the previous document can be applied to the current document. If no match is found, the current document is analyzed.

Abstract: Documents are assigned to one or more indexes in a document indexing system on the basis of document properties such as total number of tokens in the document, number of numeric tokens in the document, number of alphabetic tokens in the document, size of the document, and metadata associated with the document. Based on statistical distributions of document properties (over a large number of documents), different indexes can be defined, and a document router can direct a particular document to one index or another based on the properties of the particular document. In some implementations, certain document properties may be used to identify a nonrelevant document, or garbage document, so that it is either not indexed or assigned to an index dedicated for such documents.

Abstract: Reliable identification of highly similar documents allows such documents to be treated as identical for purposes of document analysis. Identification of highly similar documents can be based on a composite hash value or other value for which the likelihood of two documents having the same value is high if and only if the documents have a high degree of similarity. Prior to performing content based analysis, the composite hash value for the current document is determined and compared to composite hash values of previously analyzed documents. If a match is found, the results of the analysis of the previous document can be applied to the current document. If no match is found, the current document is analyzed.