Table . Comparison of Method in MOD Implementation Related Method Summary Structuring, Indexing, Highlight the common This work highlighted the Querying and Visualizing properties of the necessary properties of Moving Objects in DBMS trajectory the trajectory, is important for ERS Highlight the method of implementation structuring, indexing, querying and visualizing Highlighted how to Moving Objects In spatiotemporal data, but Oracle DBMS didn’t state about current, future and continuous query Moving Objects Present the method of This work is mainly (MOST) moving objects modeling developed for objects that move freely in space with constant speed A Spatiotemporal Data Described the modeling Specifically made for Model and Language for of Moving Objects for vehicles on road network, Moving Objects on Road Road Network but only discussed the Networks relation between moving objects with the road network Modeling and Querying Proposed a Provide formal definition, Moving Objects in comprehensive data data type and operations Networks model and query for representing moving language for moving objects in the network. objects in networks, Only discussed the supporting the relation between moving description and querying objects with the road of complete histories of network movement Moving Objects Database Proposed a new moving Provide formal definition, Based on Dynamic objects database data type and operations Transportation Networks called Route-based for representing moving model for Moving objects in the network Objects on Dynamic Implemented on top of commercial DBMS but
Table . Comparison of Method in MOD Implementation Related Method Summary Structuring, Indexing, Querying and Visualizing Moving Objects in DBMS Highlight the common properties of the trajectory Highlight the method of structuring, indexing, querying and visualizing Moving Objects In Oracle DBMS This work highlighted the necessary properties of the trajectory, is important for ERS implementation Highlighted how to spatiotemporal data, but didn’t state about current, future and continuous query Moving Objects (MOST) Present the method of moving objects modeling This work is mainly developed for objects that move freely in space with constant speed A Spatiotemporal Data Model and Language for Moving Objects on Road Networks Described the modeling of Moving Objects for Road Network Specifically made for vehicles on road network, but only discussed the relation between moving objects with the road network Modeling and Querying Moving Objects in Networks Proposed a comprehensive data model and query language for moving objects in networks, supporting the description and querying of complete histories of movement Provide formal definition, data type and operations for representing moving objects in the network. Only discussed the relation between moving objects with the road network Moving Objects Database Based on Dynamic Transportation Networks Proposed a new moving objects database called Route-based model for Moving Objects on Dynamic Provide formal definition, data type and operations for representing moving objects in the network Implemented on top of commercial DBMS but
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