| Package | Description | 
|---|---|
| org.terrier.matching.models | Provides the classes that implement various weighting models. | 
| org.terrier.matching.models.basicmodel | Provides the interface and the classes for implementing the basic models for randomness
in the DFR framework. | 
| org.terrier.matching.models.normalisation | Provides the interface and the classes for implementing the basic models for randomness
in the DFR framework. | 
| org.terrier.matching.models.queryexpansion | Provides the classes that implement various query expansion models. | 
| Modifier and Type | Field and Description | 
|---|---|
| protected Idf | WeightingModel. iThe class used for computing the idf values. | 
| Modifier and Type | Field and Description | 
|---|---|
| protected Idf | BasicModel. iThe class used for computing the idf values. | 
| Modifier and Type | Field and Description | 
|---|---|
| protected Idf | Normalisation. idfThe class used for computing the logorithm values. | 
| Modifier and Type | Field and Description | 
|---|---|
| protected Idf | QueryExpansionModel. idfAn instance of Idf, in order to compute the logs. | 
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