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			51 lines
		
	
	
		
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.. _boston_dataset:
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Boston house prices dataset
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---------------------------
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**Data Set Characteristics:**  
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    :Number of Instances: 506 
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    :Number of Attributes: 13 numeric/categorical predictive. Median Value (attribute 14) is usually the target.
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    :Attribute Information (in order):
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        - CRIM     per capita crime rate by town
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        - ZN       proportion of residential land zoned for lots over 25,000 sq.ft.
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        - INDUS    proportion of non-retail business acres per town
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        - CHAS     Charles River dummy variable (= 1 if tract bounds river; 0 otherwise)
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        - NOX      nitric oxides concentration (parts per 10 million)
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        - RM       average number of rooms per dwelling
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        - AGE      proportion of owner-occupied units built prior to 1940
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        - DIS      weighted distances to five Boston employment centres
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        - RAD      index of accessibility to radial highways
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        - TAX      full-value property-tax rate per $10,000
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        - PTRATIO  pupil-teacher ratio by town
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        - B        1000(Bk - 0.63)^2 where Bk is the proportion of black people by town
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        - LSTAT    % lower status of the population
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        - MEDV     Median value of owner-occupied homes in $1000's
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    :Missing Attribute Values: None
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    :Creator: Harrison, D. and Rubinfeld, D.L.
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This is a copy of UCI ML housing dataset.
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https://archive.ics.uci.edu/ml/machine-learning-databases/housing/
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This dataset was taken from the StatLib library which is maintained at Carnegie Mellon University.
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The Boston house-price data of Harrison, D. and Rubinfeld, D.L. 'Hedonic
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prices and the demand for clean air', J. Environ. Economics & Management,
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vol.5, 81-102, 1978.   Used in Belsley, Kuh & Welsch, 'Regression diagnostics
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...', Wiley, 1980.   N.B. Various transformations are used in the table on
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pages 244-261 of the latter.
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The Boston house-price data has been used in many machine learning papers that address regression
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problems.   
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.. topic:: References
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   - Belsley, Kuh & Welsch, 'Regression diagnostics: Identifying Influential Data and Sources of Collinearity', Wiley, 1980. 244-261.
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   - Quinlan,R. (1993). Combining Instance-Based and Model-Based Learning. In Proceedings on the Tenth International Conference of Machine Learning, 236-243, University of Massachusetts, Amherst. Morgan Kaufmann.
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