[CADIHash.h Index] [CADIHash.h Hierarchy]
An accessor to an inverted file More...
#include <../libInvertedFile/include/CAcInvertedFileAbstraction.h>
An accessor to an inverted file. This access is done "by hand" at present this not really efficient, however we plan to move to memory mapped files.
for testing if the inverted file is correctly constructed
This opens an exsisting inverted file, and then inits this structure. After that it is fully usable
As a paramter it takes an XMLElement which contains a "collection" element and its content.
If the attribute vi-generate-inverted-file is true, then a new inverted file will be generated using the parameters given in inCollectionElement. you will NOT be able to use *this afterwards.
The REAL constructor.
Destructor
Translate a DocumentID to a URL (for output)
Translate an URL to its document ID
Give the List of documents containing the feature inFID
CORNELIA: CDocumentFrequencyList ist nichts anderes als eine liste von
int,float paaren:
struct{ int mID, float mFrequency; }
List of features contained by a document with URL inURL
List of features contained by a document with ID inDID
Collection frequency for a given feature
What kind of feature is the feature with ID inFeatureID?
returns the maximum document frequency for one document ID
Returns the document-frequency square sum for a given document ID
Returns this function for a given document ID
Generating an inverted File, if there is none.
Check the consistency of the inverted file system accessed
Getting a list of all features contained in this.This function is necessary, because in the present system only about 50 percent of the features are really used.
A feature is considered used if it arises in at least one image
Documentation generated by muellerw@pc7170 on Son Okt 8 16:04:40 CEST 2000 | Kdoc |