| AbstractFilteredRowFinder | 
 Ancestor for row finders that pre-filter the rows. 
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| AbstractRowFinder | 
 Ancestor for classes that find rows of interest in datasets. 
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| AbstractTrainableRowFinder | 
Ancestor for  RowFinder algorithms that can be trained.  
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| AllFinder | 
 Dummy finder, returns all rows. 
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| ByContentType | 
 Returns indices of rows which match the specified content type. 
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| ByDateValue | 
 Returns indices of rows which date/time type falls between the min/max. 
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| ByIndex | 
 Returns indices of rows that fall in the defined range. 
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| ByNumericRange | 
 Returns indices of rows which numeric value fall into the specified intervals. 
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| ByNumericValue | 
 Returns indices of rows which numeric value match the min/max. 
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| ByStringComparison | 
 Returns indices of rows which string value match the min/max. 
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| ByValue | 
 Returns indices of rows which label match the regular expression. 
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| ClosestNumericValue | 
 Returns the index of the row that comes closest to the provided numeric value. 
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| DownSample | 
 Returns the indices of every n-th row. 
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| Invert | 
 Inverts the selected rows of the provided sub-row-filter. 
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| IsNumeric | 
 Returns indices of rows that have numeric values in the specified column. 
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| MissingValue | 
 Returns indices of rows which label match the regular expression. 
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| MultiRowFinder | 
 Applies multiple row finding algorithms to the data. 
 The indices can be either joined or intersected. 
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| NullFinder | 
 Dummy finder, does not find any rows. 
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| SubSample | 
 Returns the indices of a subsample of rows. 
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