CrowdsourcingModels.DataMapping Class Reference

Data mapping class. This class manages the mapping between the data (which is in the form of task, worker ids, and labels) and the model data (which is in term of indices). More...

Public Member Functions
	DataMapping (IEnumerable< Datum > data, int numCommunities=-1, int labelMin=int.MaxValue, int labelMax=int.MinValue)
	Creates a data mapping. More...
int[][]	GetTaskIndicesPerWorkerIndex (IEnumerable< Datum > data)
	Returns the matrix of the task indices (columns) of each worker (rows). More...
int[][]	GetLabelsPerWorkerIndex (IEnumerable< Datum > data)
	Returns the matrix of the labels (columns) of each worker (rows). More...
Dictionary< string, int?>	GetGoldLabelsPerTaskId ()
	Returns the the gold labels of each task. More...
Dictionary< string, int?>	GetRandomLabelPerTaskId (IList< Datum > data)
int[]	GetGoldLabelsPerTaskIndex ()
double[][]	GetTimeSpentPerWorkerIndex (IEnumerable< Datum > data)
List< Datum >	BuildDataFromAssignedLabels (Dictionary< string, int?> AssignedLabels, IList< Datum > OriginalData)
int[]	GetMajorityVotesPerTaskIndex ()
	For each task, gets the majority vote label if it is unique. More...
Dictionary< string, int?>	GetMajorityVotesPerTaskId (IList< Datum > data)
	For each task Id, gets the majority vote label if it is unique. More...
Discrete[]	GetVoteDistribPerTaskIndex ()
	For each task, gets the empirical label distribution. More...

Public Attributes
string[]	WorkerIndexToId
	The mapping from the worker index to the worker id. More...
Dictionary< string, int >	WorkerIdToIndex
	The mapping from the worker id to the worker index. More...
Dictionary< string, int >	CommunityIdToIndex
	The mapping from the community id to the community index. More...
string[]	CommunityIndexToId
	The mapping from the community index to the community id. More...
string[]	TaskIndexToId
	The mapping from the task index to the task id. More...
Dictionary< string, int >	TaskIdToIndex
	The mapping from the task id to the task index. More...
int	LabelMin
	The lower bound of the labels range. More...
int	LabelMax
	The upper bound of the labels range. More...

Properties
IEnumerable< Datum >	Data [get]
	The enumerable list of data. More...
IEnumerable< Datum >	DataWithGold [get]
	The filtered enumerable list of data with gold labels. More...
int	LabelCount [get]
	The number of label values. More...
int	WorkerCount [get]
	The number of workers. More...
int	TaskCount [get]
	The number of tasks. More...

Detailed Description

Data mapping class. This class manages the mapping between the data (which is in the form of task, worker ids, and labels) and the model data (which is in term of indices).

Constructor & Destructor Documentation

CrowdsourcingModels.DataMapping.DataMapping ( IEnumerable< Datum >  data, int  numCommunities = -1, int  labelMin = int.MaxValue, int  labelMax = int.MinValue  )

inline

Creates a data mapping.

Parameters

data	The data.
numCommunities	The number of communities.
labelMin	The lower bound of the labels range.
labelMax	The upper bound of the labels range.

Member Function Documentation

Dictionary<string, int?> CrowdsourcingModels.DataMapping.GetGoldLabelsPerTaskId ( )

inline

Returns the the gold labels of each task.

Returns

The dictionary keyed by task id and the value is the gold label.

int [][] CrowdsourcingModels.DataMapping.GetLabelsPerWorkerIndex ( IEnumerable< Datum >  data )

inline

Returns the matrix of the labels (columns) of each worker (rows).

Parameters

data

The data.

Returns

The matrix of the labels (columns) of each worker (rows).

Dictionary<string, int?> CrowdsourcingModels.DataMapping.GetMajorityVotesPerTaskId ( IList< Datum >  data )

inline

For each task Id, gets the majority vote label if it is unique.

Returns

The dictionary of majority vote labels indexed by task id.

int [] CrowdsourcingModels.DataMapping.GetMajorityVotesPerTaskIndex ( )

inline

For each task, gets the majority vote label if it is unique.

Returns

The list of majority vote labels.

int [][] CrowdsourcingModels.DataMapping.GetTaskIndicesPerWorkerIndex ( IEnumerable< Datum >  data )

inline

Returns the matrix of the task indices (columns) of each worker (rows).

Parameters

data

The data.

Returns

The matrix of the task indices (columns) of each worker (rows).

Discrete [] CrowdsourcingModels.DataMapping.GetVoteDistribPerTaskIndex ( )

inline

For each task, gets the empirical label distribution.

Returns

Member Data Documentation

Dictionary<string, int> CrowdsourcingModels.DataMapping.CommunityIdToIndex

The mapping from the community id to the community index.

string [] CrowdsourcingModels.DataMapping.CommunityIndexToId

The mapping from the community index to the community id.

int CrowdsourcingModels.DataMapping.LabelMax

The upper bound of the labels range.

int CrowdsourcingModels.DataMapping.LabelMin

The lower bound of the labels range.

Dictionary<string, int> CrowdsourcingModels.DataMapping.TaskIdToIndex

The mapping from the task id to the task index.

string [] CrowdsourcingModels.DataMapping.TaskIndexToId

The mapping from the task index to the task id.

Dictionary<string, int> CrowdsourcingModels.DataMapping.WorkerIdToIndex

The mapping from the worker id to the worker index.

string [] CrowdsourcingModels.DataMapping.WorkerIndexToId

The mapping from the worker index to the worker id.

Property Documentation

IEnumerable<Datum> CrowdsourcingModels.DataMapping.Data

get

The enumerable list of data.

IEnumerable<Datum> CrowdsourcingModels.DataMapping.DataWithGold

get

The filtered enumerable list of data with gold labels.

int CrowdsourcingModels.DataMapping.LabelCount

get

The number of label values.

int CrowdsourcingModels.DataMapping.TaskCount

get

The number of tasks.

int CrowdsourcingModels.DataMapping.WorkerCount

get

The number of workers.

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The documentation for this class was generated from the following file:

• C:/Users/Matteo/Source/Repos/active-crowd/CrowdsourcingModels/DataMapping.cs