Vocabulary

These conventions are used in methods and properties name

Data point

A data point is a Map<String, dynamic> dictionnary with column names and data values, a line in the dataframe with qualified column names

final List<Map<String, dynamic>> dataPoints = df.dataSubset(10, 300);

Row

A row is a List<dynamic> list of records, a line in the dataframe:

final List<List<dynamic>> rows = df.rowsSubset(10, 300);

Record

A record is a single value: ex:

final List<GeoPoint> records = df.colRecords<GeoPoint>("geometry");

Index

A row index list of int: the vertical dimension of the dataframe

Indice

A column indice list of int: the horizontal dimension of the dataframe