Migration data summaries |
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Summary of bilateral flows, counter-flow and net migration flow |
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Summary of regional in-, out-, turnover and net-migration totals from an origin-destination migration flow matrix or data frame. |
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Sum and lump together small flows into a "other" category |
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Sum bilateral data to include aggregate bilateral totals for origin and destination meta areas |
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Multiplicative component description of origin-destination migration flow tables |
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Multiplicative component descriptions of origin-destination flow tables based on total reference coding system. |
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Migration indices |
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Summary indices of migration age profile |
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Summary indices of age migration profile based on parameters from a Rogers and Castro schedule |
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Summary indices of migration connectivity |
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Summary indices of migration distance |
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Summary indices of migration impact |
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Summary indices of migration intensity |
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Functions for creating matrices |
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Create a block matrix with non-uniform block sizes. |
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Create a stripped matrix with non-uniform block sizes. |
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Flows from stocks estimation methods |
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Estimation of bilateral migrant flows from bilateral migrant stocks using demographic accounting approaches |
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Estimation of bilateral migrant flows from bilateral migrant stocks using stock differencing approaches |
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Estimation of bilateral migrant flows from bilateral migrant stocks using rates approaches |
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Constrained maximisation routines |
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Conditional maximization routine for the indirect estimation of origin-destination migration flow table with known margins |
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Conditional maximization routine for the indirect estimation of origin-destination-migrant type migration flow tables with known origin and destination margins. |
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Conditional maximization routine for the indirect estimation of origin-destination-type migration flow tables with known net migration totals. |
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Conditional maximization routine for the indirect estimation of origin-destination-type migration flow tables with known net migration and grand totals. |
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Iterative proportional fitting procedures |
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Iterative proportional fitting routine for the indirect estimation of origin-destination migration flow table with known margins. |
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Iterative proportional fitting routine for the indirect estimation of origin-destination-migrant type migration flow tables with known origin and destination margins. |
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Iterative proportional fitting routine for the indirect estimation of origin-destination-type migration flow tables with known origin and destination margins and block diagonal elements. |
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iterative proportional fitting routine for the indirect estimation of origin-destination-type migration flow tables with known origin and destination margins and stripe elements. |
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Net migration estimation methods |
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Estimate net migration from survival ratios applied to lifetime migration data |
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Estimate net migration from vital statistics |
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Rogers Castro model age schedule parameters |
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Fundamental parameters for Rogers-Castro migration schedule |
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Model parameters for six Rogers-Castro migration schedules proposed by UN DESA |
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Rescaling functions |
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Rescale net migration total to a global zero sum |
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Rescale integer vector to a set sum |
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Visualisation |
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Chord diagram for directional origin-destination data |
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Wrap character string to fit a target number of lines |
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Miscellaneous |
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Solutions from the quadratic equation |
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Dictionary to look up region geographies based on countries used in UN DESA International Migrant Stock. |
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Classic data |
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Alabama population totals in 1960 and 1970 by age, sex and race |
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Bombay population totals in 1941 and 1951 by age |
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Lifetime migration totals for states and zones in the Indian 1901 to 1931 |
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Age specific migration and population counts from two IPUMSI samples |
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Single year age-specific origin destination migration flows between Italian NUTS1 areas |
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Weighted distances in kilometers between 2020 population centroids of Korean administrative regions |
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Annual resident population totals of Korean regions |
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Annual origin destination migration flows between Korean regions |
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Manila female population 1970 by age |
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New England male white-native population totals in 1950 and 1960 by place of birth and age |
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Lifetime migration data for Governorates of United Arab Republic in 1960 |
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US population totals in 1950 and 1960 by place of birth, age, sex and race |