PMML 4.2.1 - Changes from PMML 4.2

Transformations

• Clarified the usage of attribute 'wordCharacterSeparatorRE' in the TextIndex element
• Added attribute 'tokenize' to the TextIndex element and explanation of its usage
• Corrected example with the TextIndexNormalization element

PMML 4.2 - Changes from PMML 4.1

Associations

• Changed version to "4.2" from "4.1" in the example(s)

BaselineModel

• Changed version to "4.2" from "4.1" in the example(s)
• Changed value of attribute 'usageType' in element MiningSchema from "predicted" to "target" in the example(s)

BuiltinFunctions

• Added built-in functions matches, replace, and concat

ClusteringModel

• Added text explaining the usage of attribute 'numberOfClusters'
• Updated minimun number of occurrences of element ClusteringField to "1"
• Changed version to "4.2" from "4.1" in the example(s)

Conformance

• Changed all version references from "4.1" to "4.2"

DataDictionary

• No changes

FieldScope

• No changes

Functions

• Added 'defaultValue' attribute to the Apply element
• Clarified the differences between the use of attributes 'mapMissingTo' and 'defaultValue' attributes for the Apply element and added a table outlining all the possible outputs for the Apply element

GeneralRegression

• Clarified the order of ordinal fields in the text and updated the ordinal multinomial example accordingly
• Corrected attribute 'modelType' from 'generalLinear' to 'generalizedLinear' for the generalized linear example
• Added attribute 'targetReferenceCategory' and list of valid values in element 'DataDictionary' for the multinomial logistic example
• Changed version to "4.2" from "4.1" in the example(s)
• Changed value of attribute 'usageType' in element 'MiningSchema' from "predicted" to "target" in the example(s)

GeneralStructure

• Updated the XML namespace to "https://www.dmg.org/PMML-4_2" from "https://www.dmg.org/PMML-4_1"

Header

• No changes

Interoperability

• No changes

KNN

• Changed version to "4.2" from "4.1" in the example(s)
• Changed value of attribute 'usageType' in element 'MiningSchema' from "predicted" to "target" in the example(s)

MiningSchema

• Added value "target" for attribute 'usageType'. Deprecated value "predicted"

ModelExplanation

• No changes

ModelVerification

• No changes

MultipleModels

• Changed version to "4.2" from "4.1" in the example(s)
• Changed value of attribute 'usageType' in element 'MiningSchema' from "predicted" to "target" in the example(s)

NaïveBayes

• Modified introductory text and table to show how Naïve Bayes models handle continuous input fields
• Added element TargetValueStats for the handling of continuous input fields
• Modified example to show the usage of new element TargetValueStats through variable "age of individual". Updated scoring procedure accordingly
• Changed version to "4.2" from "4.1" in the example(s)
• Changed value of attribute 'usageType' in element 'MiningSchema' from "predicted" to "target" in the example(s)

NeuralNetwork

• Changed version to "4.2" from "4.1" in the example(s)
• Changed value of attribute 'usageType' in element MiningSchema from "predicted" to "target" in the example(s)

Output

• Generalized the use of attribute 'rank' and made it more consistent
• Revised and clarified the text for attribute 'segmentId'
• Deprecated attribute 'ruleFeature'. Rule feature values are now specified directly in attribute 'feature'
• Deprecated attribute 'isMultiValued'
• Deprecated result features "ruleValue" and "ruleId"
• Updated text for element Decisions to describe its usage together with transformed values in representing data post-processing
• Updated table describing the output per model type
• Added text specifying treatment of output values for a model chain
• Updated text describing result feature "residual"

Regression

• Corrected example for binary logistic regression
• Clarified the usage of element Regression for implementing binary logistic regression models
• Changed version to "4.2" from "4.1" in the example(s)
• Changed value of attribute 'usageType' in element MiningSchema from "predicted" to "target" in the example(s)

RuleSet

• Added a default value of "1" for attributes 'confidence' and 'weight'
• Changed version to "4.2" from "4.1" in the example(s)
• Changed value of attribute 'usageType' in element MiningSchema from "predicted" to "target" in the example(s)

Scorecard

• Added element ComplexPartialScore and updated example to show its usage
• Added text to define the how reason codes should be output in case of a tie
• Added text to define what should be returned in case not even a single attribute/predicate evaluates to true for a given characteristic
• Changed version to "4.2" from "4.1" in the example(s)
• Changed value of attribute 'usageType' in element MiningSchema from "predicted" to "target" in the example(s)

Sequences

• Changed version to "4.2" from "4.1" in the example(s)

Statistics

• No changes

SupportVectorMachine

• Changed version to "4.2" from "4.1" in the example(s)
• Changed value of attribute 'usageType' in element MiningSchema from "predicted" to "target" in the example(s)

Targets

• No changes

Taxonomy

• Added element FieldColumnPair in ChildParent element

TextModel

• Deprecated element TextModel

TimeSeriesModel

• Changed version to "4.2" from "4.1" in the example(s)
• Changed value of attribute 'usageType' in element MiningSchema from "predicted" to "target" in the example(s)

Transformations

• Clarified the usage of attribute 'mapMissingTo' in the FieldRef element
• Added minOccurs="0" in element MapValues for FieldColumnPair
• Added new element TextIndex for extracting term frequencies from text

TreeModel

• Changed version to "4.2" from "4.1" in the example(s)
• Changed value of attribute 'usageType' in element MiningSchema from "predicted" to "target" in the example(s)