kddml.
Core.
QueryElement.
Expression.
SeqTerm
kddml.Core.QueryElement.Expression.SeqTerm Class Reference
Inheritance diagram for kddml.Core.QueryElement.Expression.SeqTerm:
List of all members.
|
Public Member Functions |
String | evalExpr (Instance instance) throws KDDMLCoreException |
Protected Member Functions |
| SeqTerm (Expression[] arguments, String op_type) throws XMLSpecialElementException |
Detailed Description
SeqTerm is used for sequential terms on expressions. It includes basic operations (such as sum, multiplication, subtraction, division of numbers and concatenation of strings) on primitive terms of the expression.
Title: KDDML
Description: Knowledge Discovery in Database Environment
Copyright: Copyright (c) 2003-2005
Company: Universita' di Pisa - Dipartimento di Informatica
- Author:
- Andrea Romei (romei@di.unipi.it)
Sandra Zimei
- Version:
- 2.0.16
Constructor & Destructor Documentation
|
Constructor.
- Parameters:
-
| arguments | Expression[] the set of arguments. |
| op_type | String the operation type. |
- Exceptions:
-
|
Member Function Documentation
String kddml.Core.QueryElement.Expression.SeqTerm.evalExpr |
( |
Instance |
instance |
) |
throws KDDMLCoreException [virtual] |
|
|
Evaluates the expression on input instance. The tupla is defined in weka.core.Instance class.
- Parameters:
-
| instance | Instance the input instance as in weka.core.Instance. |
- Exceptions:
-
- Returns:
- String the expression evaluation as string or the missing value "?".
Implements kddml.Core.QueryElement.Expression.Expression. |
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