Package messif.operations.query

Implementation of data querying operations.

See:
          Description

Class Summary
AggregationFunctionQueryOperation Aggregation function kNN query operation.
ApproxKNNQueryOperation Approximate k-nearest neighbors query with specific early termination parameters and support for obtaining some guarantees on results.
ApproxRangeQueryOperation Approximate range query with specific early termination parameters and support for obtaining some guarantees on results.
GetAllObjectsQueryOperation Operation for retrieving all objects locally stored (organized by an algorithm).
GetObjectByLocatorOperation This query retrieves from the structure a set of objects given their locators.
GetObjectCountOperation Operation for retrieving the number of objects stored in indexing structure.
GetObjectQueryOperation Operation for retriving an instance of object having the desired ID (passed in constructor).
GetObjectsByLocatorsOperation This operation returns objects with given locators.
GetRandomObjectQueryOperation Operation for retriving a random object.
GetRandomObjectsQueryOperation Operation for retriving a list of random objects.
IncrementalNNQueryOperation Incremental Nearest Neighbor Search.
KNNMultiQueryOperation K-nearest neighbors query operation with multiple query objects.
KNNQueryOperation K-nearest neighbors query operation.
RangeQueryOperation Range query operation.
TopCombinedQueryOperation Top-k combined query operation.
 

Enum Summary
ApproxKNNQueryOperation.LocalSearchType Enumeration of types of the stop condition for approximation's early termination strategy.
ApproxRangeQueryOperation.LocalSearchType Type of the local approximation parameter: PERCENTAGE, ABS_OBJ_COUNT, ABS_DC_COUNT.
 

Package messif.operations.query Description

Implementation of data querying operations.