This work contains a set of different models, that predict the price of Boston houses for Kaggle completion.
Short description of the dataset, that was used (https://www.kaggle.com/c/boston-housing):
Feature | Description | Type | Example |
---|---|---|---|
crim | per capita crime rate by town. | Numeric | 0.00632 |
zn | proportion of residential land zoned for lots over 25,000 sq.ft. | Numeric | 18 |
indus | proportion of non-retail business acres per town. | Numeric | 2.31 |
chas | Charles River dummy variable | Boolean | 0 |
nox | nitrogen oxides concentration (parts per 10 million). | Numeric | 538 |
rm | average number of rooms per dwelling. | Numeric | 6575 |
age | proportion of owner-occupied units built prior to 1940. | Numeric | 65.2 |
dis | weighted mean of distances to five Boston employment centres. | Numeric | 4.09 |
rad | index of accessibility to radial highways. | Numeric | 1 |
tax | full-value property-tax rate per $10,000. | Numeric | 296 |
ptratio | pupil-teacher ratio by town. | Numeric | 15.3 |
black | 1000(Bk - 0.63)^2 where Bk is the proportion of blacks by town. | Numeric | 396.9 |
lstat | lower status of the population (percent). | Numeric | 4.98 |
medv | median value of owner-occupied homes in $1000s. | Numeric | 24 |
Model name | Accuracy | Precision | Recall | F-measure |
---|---|---|---|---|
Logistic regression | 91 % | 91 % | 91 % | 91 % |
Bagged decision tree | 90 % | 90 % | 90 % | 90 % |
KNN classifier with 9 NN | 89 % | 91 % | 90 % | 90 % |
Random forest with 70 trees | 90 % | 89 % | 90 % | 89 % |
Linear regression | 82 % | 91 % | 88 % | 89 % |
KNN classifier with 3 NN | 80 % | 89 % | 84 % | 85 % |
Decision tree | 76 % | 82 % | 76 % | 79 % |
Model name | Accuracy | Precision | Recall | F-measure |
---|---|---|---|---|
Random forest with 580 trees | 58 % | 72 % | 58 % | 62 % |
Bagged decision tree | 55 % | 69 % | 55 % | 59 % |
KNN classifier with 3 NN | 50 % | 71 % | 48 % | 56 % |
Logistic regression | 43 % | 55 % | 43 % | 46 % |
Linear regression | 73 % | 41 % | 31 % | 30 % |
Decision tree | 36 % | 40 % | 36 % | 35 % |