MaxDiversificationPortfolio¶
-
class
qf_lib.portfolio_construction.portfolio_models.max_diversification_portfolio.
MaxDiversificationPortfolio
(cov_matrix: qf_lib.containers.dataframe.qf_dataframe.QFDataFrame, std_of_assets: qf_lib.containers.series.qf_series.QFSeries, upper_constraint: Union[float, Sequence[float]] = None)[source]¶ Bases:
qf_lib.portfolio_construction.portfolio_models.portfolio.Portfolio
Class used for constructing a Max Diversification portfolio. See: http://allaboutalpha.com/blog/2011/03/27/the-most-diversified-portfolio/
Methods
calculate_diversification_ratio
(weights)Calculates a Diversification Ratio for the portfolio taking the returns of assets (set for the portfolio) and the weights provided in the parameter.
- returns
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calculate_diversification_ratio
(weights: qf_lib.containers.series.qf_series.QFSeries) → float[source]¶ Calculates a Diversification Ratio for the portfolio taking the returns of assets (set for the portfolio) and the weights provided in the parameter. For two or more assets diversification ratio will be greater or equal to one. The higher it is, the better.
- Parameters
weights (pandas.Series) – series of weights indexed with names of assets
- Returns
Diversification Ratio
- Return type
float
-
get_weights
() → qf_lib.containers.series.qf_series.QFSeries[source]¶ - Returns
- Return type
a series indexed with names of assets containing weights (one for each asset)