semeru/text-code-CodeSummarization · Datasets at Hugging Face

input stringlengths 10 828	output stringlengths 5 107
public class get input type return input type	returns the desired class of the input object
public boolean get keep default return keep default	indicates if the input should be consumed
public boolean show parameter return parameter	indicates if a user parameter should be defined
public string to string return input description for input type keep keep default parameter parameter name parameter name	returns a string representation of this input description
public void set lower argument bound double lower this lower bound lower	since circles are used the upper and lower bounds must be the same
public void set lower argument bound double lower this bound math max this bound math abs lower	since circles are used the upper and lower bounds must be the same
public void set total number of attributes int number this number of attributes number	sets the total number of attributes
public void set total number of examples int number this total number number	sets the total number of examples
public void set lower argument bound double lower	since circles are used the upper and lower bounds must be the same
public void set process process process this process process register operator this process	sets the process
public boolean should return inner output return true	returns true since this operator chain should just return the output of
public inner operator condition get inner operator condition return new simple chain inner operator condition	returns a simple chain condition
public boolean get add only additional output return true	since the apply methods of the inner operators already add additional
public int get max number of inner operators return integer max value	returns the highest possible value for the maximum number of innner
public int get min number of inner operators return 0	returns 0 for the minimum number of innner operators
public void add process listener process listener l listener list add l	adds an process listener to the list of listeners
public void remove process listener process listener l listener list remove l	removes an process listener from the list of listeners
public void clear listeners listener list clear	clears all process listeners
private iocontainer evaluate throws operator exception iocontainer container get input copy for int i 0 i get number of operators i container get operator i apply container return container	applies the inner operator
public void process starts throws operator exception super process starts iterator i listener list iterator while i has next process listener i next process starts this process	called at the beginning of the process
private void log output string message input stream in throws ioexception buffered reader bin new buffered reader new input stream reader in string line null string buffer buffer new string buffer message while line bin read line null buffer append tools get line separator buffer append line log note buffer to string	sends the output to the log service
protected void process started operator operator op for process listener listener listener list listener process started operator this process op	counts the step and notifies all process listeners
protected void process finished operator operator op for process listener listener listener list listener process finished operator this process op	counts the step and notifies all process listeners
public void process finished throws operator exception super process finished iterator i listener list iterator while i has next process listener i next process ended this process	called at the end of the process
public double get probability return double na n	returns na n since no single probability will be delivered
public int get max number of inner operators return 2	returns the maximum number of innner operators
public int get min number of inner operators return 2	returns the minimum number of innner operators
protected operator get learner return get operator 0	returns the first encapsulated inner operator or operator chain i
private operator get evaluator return get operator 1	returns the second encapsulated inner operator or operator chain i
protected iocontainer learn example set training set throws operator exception return learn result get learner apply new iocontainer new ioobject training set	applies the learner first encapsulated inner operator
protected iocontainer evaluate example set test set throws operator exception if learn result null throw new runtime exception wrong use of validation chain evaluate example set no preceding invocation of learn example set iocontainer result evaluate test set learn result learn result null return result	applies the applier and evaluator second encapsulated inner operator
public void add add listener add listener listener add listeners add listener	adds the given listener
public void remove add listener add listener listener add listeners remove listener	removes the given listener
public int size return io objects size	returns the number of
private void fire add event operator child iterator add listener i add listeners iterator while i has next i next operator added child	notifies all added add listeners that a new child was added
public ioobject get element at int index return io objects get index	returns the n th
public ioobject remove element at int index return io objects remove index	removes and returns the n th
public operator clone operator string name operator chain clone operator chain super clone operator name clone operators new vector operator iterator operator i operators iterator while i has next operator original child i next operator cloned child original child clone operator original child get name cloned child set parent clone clone add operator cloned child return clone	performs a deep clone of this operator chain
public boolean contains class extends ioobject cls try get input cls 0 false return true catch missing ioobject exception e return false	returns true if this iocontainer containts an ioobject of the desired
public iocontainer append ioobject object return append new ioobject object	creates a new iocontainer by adding all ioobjects of this container to
protected boolean should return inner output return false	indicates if inner output should be delivered by this operator chain
public iocontainer append ioobject output list ioobject new objects new linked list ioobject for int i 0 i output length i new objects add output i new objects add all io objects return new iocontainer new objects	creates a new iocontainer by adding all ioobjects of this container to
public iocontainer prepend ioobject object return prepend new ioobject object	creates a new iocontainer by adding the given object before the ioobjects
public iocontainer prepend ioobject output list ioobject new objects new linked list ioobject new objects add all io objects for int i 0 i output length i new objects add output i return new iocontainer new objects	creates a new iocontainer by adding the given objects before the
public iocontainer append collection ioobject output list ioobject new objects new linked list ioobject new objects add all output new objects add all io objects return new iocontainer new objects	appends this containers ioobjects to output
protected void register operator process process super register operator process iterator operator i operators iterator while i has next operator child i next child register operator process	register this operator chain and all of its children in the given process
public void remove all io objects clear	removes all objects from this iocontainer
protected void unregister operator process process super unregister operator process iterator operator i operators iterator while i has next operator operator i next operator unregister operator process	unregisters this chain and all of its children from the given process
public operator get operator int i if i 0 i get number of operators throw new runtime exception illegal operator index in get operator get name i int counter 0 iterator operator o operators iterator while o has next operator operator o next if operator is enabled if counter i return operator counter return null	returns the i th inner operator
public int get number of operators int number 0 iterator operator i operators iterator while i has next operator op i next if op is enabled number return number	returns the number of all enabled inner operators
public int get number of all operators return operators size	returns the number of all inner operators including the disabled
public operator get operator from all int i return operators get i	returns the i th operator
public void add individual individual individuals add individual	adds a single individual
public int get index of operator operator operator boolean use disabled if use disabled return operators index of operator else int index 0 iterator operator i operators iterator while i has next operator current i next if current is enabled if current equals operator return index index return 1	returns the index of the given operator in the list of children
public void add all individuals collection individual new individuals individuals add all new individuals	adds all individuals from the given collection
public void remove individual individual individuals remove individual	removes a single individual
public void remove int i individuals remove i	removes a single individual
public operator get inner operator for name string name if name null return null if name equals this get name return this iterator operator i operators iterator while i has next operator inner i next if name equals inner get name return inner if inner instanceof operator chain operator innerinner operator chain inner get inner operator for name name if innerinner null return innerinner return null	returns the inner operator named tt name tt or null if no such
public individual get int i return individuals get i	returns a single individual
public int get number of individuals return individuals size	returns the number of all individuals
public boolean empty return individuals size 0	returns true is the population contains no individuals
public void next generation generation	increase the generation number by one
public void process starts throws operator exception super process starts for int i 0 i get number of operators i get operator i process starts	invokes the super method and the method for all children
public int get generations without improval return generation generation of last improval	returns the number of generations without improval
public void update evaluation current best search best current best performance current best null null current best get performance if best ever null current best null current best performance compare to best performance ever 0 best ever new individual current best get weights best ever set performance current best get performance best performance ever best ever get performance generation of last improval generation	remember the current generations best individual and update the best
private individual search best try return collections max individuals performance comparator catch null pointer exception e return null catch no such element exception e return null	finds the current generations best individual
public void process finished throws operator exception super process finished for int i 0 i get number of operators i get operator i process finished	invokes the super method and the method for all children
public performance vector get best performance ever return best performance ever	returns the best performance
private asevaluation get weka attribute evaluator string prefix name string parameters throws operator exception string actual name prefix name substring weka tools weka operator prefix length string evaluator name null for int i 0 i weka attribute evaluators length i if weka attribute evaluators i ends with actual name evaluator name weka attribute evaluators i break asevaluation evaluator null try evaluator asevaluation asevaluation for name evaluator name parameters catch exception e throw new user error this e 904 new object evaluator name e return evaluator	returns the weka attribute evaluator based on the subtype of this
public individual get best individual ever return best ever	returns all generations best individual
public individual get current best return current best	returns the last generations best individual
public void perform additional checks throws user error iterator operator i operators iterator while i has next operator o i next if o is enabled o perform additional checks	this method invokes the additional check method for each child
public performance vector get current best performance return current best performance	returns the last generations best performance
public void sort collections sort individuals performance comparator	sorts the individuals in ascending order according to their performance
public int check properties int error count super check properties iterator operator i operators iterator while i has next operator o i next if o is enabled error count o check properties return error count	will throw an exception if a non optional property has no default value
public int check deprecations int deprecation count super check deprecations iterator operator i operators iterator while i has next operator o i next deprecation count o check deprecations return deprecation count	will count an the number of deprecated operators i
public boolean perform operation int generation return true	the default implementation returns true for every generation
protected string create process tree int indent string self prefix string child prefix operator mark operator string mark string tree super create process tree indent self prefix child prefix mark operator mark iterator operator i operators iterator while i has next operator o i next tree tools get line separator o create process tree indent child prefix child prefix i has next mark operator mark return tree	returns this operator chains name and class and the process trees of
public process get process operator parent get parent if parent null return null else return parent get process	returns the process of this operator by asking the parent operator
private double calculate distance example first example second double distance 0 for attribute attribute first get attributes double diff first get value attribute second get value attribute distance diff diff return math sqrt distance	calculates the euclidean distance between both examples
private boolean solution good enough if generation max generation return true else return false	returns true if the maximum number of generations was reached
private boolean is valid int individual for int i 0 i individual length i if individual i 0 return true return false	checks if at least one feature was selected
public void mutate list aggregation individual population list aggregation individual children new array list aggregation individual iterator aggregation individual i population iterator while i has next aggregation individual individual i next int parent individual get individual int child new int parent length for int j 0 j child length j child j parent j mutate child if is valid child children add new aggregation individual child population add all children	invokes the method mutate int for each individual
private void mutate int individual double prob 1 0d individual length int max 1 for int i 0 i individual length i if individual i max max individual i for int i 0 i individual length i if random next double prob individual i random next int in range 1 max 1	changes the individual each gene with probability 1 n
private void crossover int individual1 int individual2 switch crossover type case crossover one point int n 1 random next int individual1 length 1 for int i n i individual1 length i int dummy individual1 i individual1 i individual2 i individual2 i dummy break case crossover uniform for int i 0 i individual1 length i if random next boolean int dummy individual1 i individual1 i individual2 i individual2 i dummy break default break	changes the individual
public void log string message get log log get name message log service status	logs a status message with the correct log service
public void perform selection list aggregation individual population list list aggregation individual ranks new array list list aggregation individual while population size 0 list aggregation individual rank get next rank population ranks add rank iterator aggregation individual i rank iterator while i has next population remove i next population clear int index 0 while index ranks size population size ranks get index size pop size population add all ranks get index index if population size pop size list aggregation individual rank ranks get index sort by crowding distance rank while population size pop size population add rank remove 0	performs non dominated sorting selection from nsga ii
public boolean perform operation int generation return generation plot generations 0	returns true if the current generation modulo the plot generations
protected example set based population operator get mutation population operator example set e set throws undefined parameter error double p mutation get parameter as double parameter p mutation return new example set based selection mutation p mutation get random 1 get parameter as int parameter max total number of attributes 1	returns an operator that performs the mutation
public void log note string message get log log get name message log service note	logs a note message with the correct log service
public void log warning string message get log log get name message log service warning	logs a warning message with the correct log service
public void operate example set based population pop throws exception list example set based individual new individuals new linked list example set based individual for int i 0 i pop get number of individuals i list example set based individual individuals operate pop get i new individuals add all individuals pop clear pop add all individuals new individuals	operates on all individuals removes the original individuals and adds
protected example set based population operator get crossover population operator example set example set throws undefined parameter error double p crossover get parameter as double parameter p crossover int crossover type get parameter as int parameter crossover type return new unbalanced crossover crossover type p crossover get random	returns an code unbalanced crossover code
protected void evaluate population population throws operator exception population evaluator evaluate population	evaluates all individuals in the population by applying the inner
protected example set based population operator get generating population operator example set example set return null	since the mutation of yagga also creates new attributes this method
protected example set based population operator get mutation population operator example set e set throws operator exception list feature generator generators get generators if generators size 0 log warning no feature generators specified for get name list attribute attributes new linked list attribute for attribute attribute e set get attributes attributes add attribute double p mutation get parameter as double parameter p mutation int max number of attributes get parameter as int parameter max total number of attributes return new generating mutation attributes p mutation max number of attributes generators get random	returns the generating mutation code population operator code
public example set based population create initial population example set es throws undefined parameter error example set based population population super create initial population es example set based population pop removed deselected new example set based population for int i 0 i population get number of individuals i pop removed deselected add new example set based individual population get i get example set create clean clone return pop removed deselected	creates a initial population
private boolean is maximum reached if check for maximal fitness performance vector pv population get best performance ever if pv null return false else if pv get main criterion get fitness double positive infinity return true else if pv get main criterion get max fitness pv get main criterion get fitness return true else return pv get main criterion get fitness maximal fitness else return false	this method checks if the maximum was reached for the main criterion
public void log error string message get log log get name message log service error	logs an error message with the correct log service
protected boolean get check for maximum return this check for maximal fitness	returns if the operator should check if the maximum was reached for the

public class get input type return input type

returns the desired class of the input object

public boolean get keep default return keep default

indicates if the input should be consumed

public boolean show parameter return parameter

indicates if a user parameter should be defined

public string to string return input description for input type keep keep default parameter parameter name parameter name

returns a string representation of this input description

public void set lower argument bound double lower this lower bound lower

since circles are used the upper and lower bounds must be the same

public void set lower argument bound double lower this bound math max this bound math abs lower

since circles are used the upper and lower bounds must be the same

public void set total number of attributes int number this number of attributes number

sets the total number of attributes

public void set total number of examples int number this total number number

sets the total number of examples

public void set lower argument bound double lower

since circles are used the upper and lower bounds must be the same

public void set process process process this process process register operator this process

sets the process

public boolean should return inner output return true

returns true since this operator chain should just return the output of

public inner operator condition get inner operator condition return new simple chain inner operator condition

returns a simple chain condition

public boolean get add only additional output return true

since the apply methods of the inner operators already add additional

public int get max number of inner operators return integer max value

returns the highest possible value for the maximum number of innner

public int get min number of inner operators return 0

returns 0 for the minimum number of innner operators

public void add process listener process listener l listener list add l

adds an process listener to the list of listeners

public void remove process listener process listener l listener list remove l

removes an process listener from the list of listeners

public void clear listeners listener list clear

clears all process listeners

private iocontainer evaluate throws operator exception iocontainer container get input copy for int i 0 i get number of operators i container get operator i apply container return container

applies the inner operator

public void process starts throws operator exception super process starts iterator i listener list iterator while i has next process listener i next process starts this process

called at the beginning of the process

private void log output string message input stream in throws ioexception buffered reader bin new buffered reader new input stream reader in string line null string buffer buffer new string buffer message while line bin read line null buffer append tools get line separator buffer append line log note buffer to string

sends the output to the log service

protected void process started operator operator op for process listener listener listener list listener process started operator this process op

counts the step and notifies all process listeners

protected void process finished operator operator op for process listener listener listener list listener process finished operator this process op

counts the step and notifies all process listeners

public void process finished throws operator exception super process finished iterator i listener list iterator while i has next process listener i next process ended this process

called at the end of the process

public double get probability return double na n

returns na n since no single probability will be delivered

public int get max number of inner operators return 2

returns the maximum number of innner operators

public int get min number of inner operators return 2

returns the minimum number of innner operators

protected operator get learner return get operator 0

returns the first encapsulated inner operator or operator chain i

private operator get evaluator return get operator 1

returns the second encapsulated inner operator or operator chain i

protected iocontainer learn example set training set throws operator exception return learn result get learner apply new iocontainer new ioobject training set

applies the learner first encapsulated inner operator

protected iocontainer evaluate example set test set throws operator exception if learn result null throw new runtime exception wrong use of validation chain evaluate example set no preceding invocation of learn example set iocontainer result evaluate test set learn result learn result null return result

applies the applier and evaluator second encapsulated inner operator

public void add add listener add listener listener add listeners add listener

adds the given listener

public void remove add listener add listener listener add listeners remove listener

removes the given listener

public int size return io objects size

returns the number of

private void fire add event operator child iterator add listener i add listeners iterator while i has next i next operator added child

notifies all added add listeners that a new child was added

public ioobject get element at int index return io objects get index

returns the n th

public ioobject remove element at int index return io objects remove index

removes and returns the n th

public operator clone operator string name operator chain clone operator chain super clone operator name clone operators new vector operator iterator operator i operators iterator while i has next operator original child i next operator cloned child original child clone operator original child get name cloned child set parent clone clone add operator cloned child return clone

performs a deep clone of this operator chain

public boolean contains class extends ioobject cls try get input cls 0 false return true catch missing ioobject exception e return false

returns true if this iocontainer containts an ioobject of the desired

public iocontainer append ioobject object return append new ioobject object

creates a new iocontainer by adding all ioobjects of this container to

protected boolean should return inner output return false

indicates if inner output should be delivered by this operator chain

public iocontainer append ioobject output list ioobject new objects new linked list ioobject for int i 0 i output length i new objects add output i new objects add all io objects return new iocontainer new objects

creates a new iocontainer by adding all ioobjects of this container to

public iocontainer prepend ioobject object return prepend new ioobject object

creates a new iocontainer by adding the given object before the ioobjects

public iocontainer prepend ioobject output list ioobject new objects new linked list ioobject new objects add all io objects for int i 0 i output length i new objects add output i return new iocontainer new objects

creates a new iocontainer by adding the given objects before the

public iocontainer append collection ioobject output list ioobject new objects new linked list ioobject new objects add all output new objects add all io objects return new iocontainer new objects

appends this containers ioobjects to output

protected void register operator process process super register operator process iterator operator i operators iterator while i has next operator child i next child register operator process

register this operator chain and all of its children in the given process

public void remove all io objects clear

removes all objects from this iocontainer

protected void unregister operator process process super unregister operator process iterator operator i operators iterator while i has next operator operator i next operator unregister operator process

unregisters this chain and all of its children from the given process

public operator get operator int i if i 0 i get number of operators throw new runtime exception illegal operator index in get operator get name i int counter 0 iterator operator o operators iterator while o has next operator operator o next if operator is enabled if counter i return operator counter return null

returns the i th inner operator

public int get number of operators int number 0 iterator operator i operators iterator while i has next operator op i next if op is enabled number return number

returns the number of all enabled inner operators

public int get number of all operators return operators size

returns the number of all inner operators including the disabled

public operator get operator from all int i return operators get i

returns the i th operator

public void add individual individual individuals add individual

adds a single individual

public int get index of operator operator operator boolean use disabled if use disabled return operators index of operator else int index 0 iterator operator i operators iterator while i has next operator current i next if current is enabled if current equals operator return index index return 1

returns the index of the given operator in the list of children

public void add all individuals collection individual new individuals individuals add all new individuals

adds all individuals from the given collection

public void remove individual individual individuals remove individual

removes a single individual

public void remove int i individuals remove i

removes a single individual

public operator get inner operator for name string name if name null return null if name equals this get name return this iterator operator i operators iterator while i has next operator inner i next if name equals inner get name return inner if inner instanceof operator chain operator innerinner operator chain inner get inner operator for name name if innerinner null return innerinner return null

returns the inner operator named tt name tt or null if no such

public individual get int i return individuals get i

returns a single individual

public int get number of individuals return individuals size

returns the number of all individuals

public boolean empty return individuals size 0

returns true is the population contains no individuals

public void next generation generation

increase the generation number by one

public void process starts throws operator exception super process starts for int i 0 i get number of operators i get operator i process starts

invokes the super method and the method for all children

public int get generations without improval return generation generation of last improval

returns the number of generations without improval

public void update evaluation current best search best current best performance current best null null current best get performance if best ever null current best null current best performance compare to best performance ever 0 best ever new individual current best get weights best ever set performance current best get performance best performance ever best ever get performance generation of last improval generation

remember the current generations best individual and update the best

private individual search best try return collections max individuals performance comparator catch null pointer exception e return null catch no such element exception e return null

finds the current generations best individual

public void process finished throws operator exception super process finished for int i 0 i get number of operators i get operator i process finished

invokes the super method and the method for all children

public performance vector get best performance ever return best performance ever

returns the best performance

private asevaluation get weka attribute evaluator string prefix name string parameters throws operator exception string actual name prefix name substring weka tools weka operator prefix length string evaluator name null for int i 0 i weka attribute evaluators length i if weka attribute evaluators i ends with actual name evaluator name weka attribute evaluators i break asevaluation evaluator null try evaluator asevaluation asevaluation for name evaluator name parameters catch exception e throw new user error this e 904 new object evaluator name e return evaluator

returns the weka attribute evaluator based on the subtype of this

public individual get best individual ever return best ever

returns all generations best individual

public individual get current best return current best

returns the last generations best individual

public void perform additional checks throws user error iterator operator i operators iterator while i has next operator o i next if o is enabled o perform additional checks

this method invokes the additional check method for each child

public performance vector get current best performance return current best performance

returns the last generations best performance

public void sort collections sort individuals performance comparator

sorts the individuals in ascending order according to their performance

public int check properties int error count super check properties iterator operator i operators iterator while i has next operator o i next if o is enabled error count o check properties return error count

will throw an exception if a non optional property has no default value

public int check deprecations int deprecation count super check deprecations iterator operator i operators iterator while i has next operator o i next deprecation count o check deprecations return deprecation count

will count an the number of deprecated operators i

public boolean perform operation int generation return true

the default implementation returns true for every generation

protected string create process tree int indent string self prefix string child prefix operator mark operator string mark string tree super create process tree indent self prefix child prefix mark operator mark iterator operator i operators iterator while i has next operator o i next tree tools get line separator o create process tree indent child prefix child prefix i has next mark operator mark return tree

returns this operator chains name and class and the process trees of

public process get process operator parent get parent if parent null return null else return parent get process

returns the process of this operator by asking the parent operator

private double calculate distance example first example second double distance 0 for attribute attribute first get attributes double diff first get value attribute second get value attribute distance diff diff return math sqrt distance

calculates the euclidean distance between both examples

private boolean solution good enough if generation max generation return true else return false

returns true if the maximum number of generations was reached

private boolean is valid int individual for int i 0 i individual length i if individual i 0 return true return false

checks if at least one feature was selected

public void mutate list aggregation individual population list aggregation individual children new array list aggregation individual iterator aggregation individual i population iterator while i has next aggregation individual individual i next int parent individual get individual int child new int parent length for int j 0 j child length j child j parent j mutate child if is valid child children add new aggregation individual child population add all children

invokes the method mutate int for each individual

private void mutate int individual double prob 1 0d individual length int max 1 for int i 0 i individual length i if individual i max max individual i for int i 0 i individual length i if random next double prob individual i random next int in range 1 max 1

changes the individual each gene with probability 1 n

private void crossover int individual1 int individual2 switch crossover type case crossover one point int n 1 random next int individual1 length 1 for int i n i individual1 length i int dummy individual1 i individual1 i individual2 i individual2 i dummy break case crossover uniform for int i 0 i individual1 length i if random next boolean int dummy individual1 i individual1 i individual2 i individual2 i dummy break default break

changes the individual

public void log string message get log log get name message log service status

logs a status message with the correct log service

public void perform selection list aggregation individual population list list aggregation individual ranks new array list list aggregation individual while population size 0 list aggregation individual rank get next rank population ranks add rank iterator aggregation individual i rank iterator while i has next population remove i next population clear int index 0 while index ranks size population size ranks get index size pop size population add all ranks get index index if population size pop size list aggregation individual rank ranks get index sort by crowding distance rank while population size pop size population add rank remove 0

performs non dominated sorting selection from nsga ii

public boolean perform operation int generation return generation plot generations 0

returns true if the current generation modulo the plot generations

protected example set based population operator get mutation population operator example set e set throws undefined parameter error double p mutation get parameter as double parameter p mutation return new example set based selection mutation p mutation get random 1 get parameter as int parameter max total number of attributes 1

returns an operator that performs the mutation

public void log note string message get log log get name message log service note

logs a note message with the correct log service

public void log warning string message get log log get name message log service warning

logs a warning message with the correct log service

public void operate example set based population pop throws exception list example set based individual new individuals new linked list example set based individual for int i 0 i pop get number of individuals i list example set based individual individuals operate pop get i new individuals add all individuals pop clear pop add all individuals new individuals

operates on all individuals removes the original individuals and adds

protected example set based population operator get crossover population operator example set example set throws undefined parameter error double p crossover get parameter as double parameter p crossover int crossover type get parameter as int parameter crossover type return new unbalanced crossover crossover type p crossover get random

returns an code unbalanced crossover code

protected void evaluate population population throws operator exception population evaluator evaluate population

evaluates all individuals in the population by applying the inner

protected example set based population operator get generating population operator example set example set return null

since the mutation of yagga also creates new attributes this method

protected example set based population operator get mutation population operator example set e set throws operator exception list feature generator generators get generators if generators size 0 log warning no feature generators specified for get name list attribute attributes new linked list attribute for attribute attribute e set get attributes attributes add attribute double p mutation get parameter as double parameter p mutation int max number of attributes get parameter as int parameter max total number of attributes return new generating mutation attributes p mutation max number of attributes generators get random

returns the generating mutation code population operator code

public example set based population create initial population example set es throws undefined parameter error example set based population population super create initial population es example set based population pop removed deselected new example set based population for int i 0 i population get number of individuals i pop removed deselected add new example set based individual population get i get example set create clean clone return pop removed deselected

creates a initial population

private boolean is maximum reached if check for maximal fitness performance vector pv population get best performance ever if pv null return false else if pv get main criterion get fitness double positive infinity return true else if pv get main criterion get max fitness pv get main criterion get fitness return true else return pv get main criterion get fitness maximal fitness else return false

this method checks if the maximum was reached for the main criterion

public void log error string message get log log get name message log service error

logs an error message with the correct log service

protected boolean get check for maximum return this check for maximal fitness

returns if the operator should check if the maximum was reached for the