Eric Bakan ebakan

ebakan / ridge_bias_variance.py

Created May 24, 2019 23:30 — forked from oliverangelil/ridge_bias_variance.py

generate dummy data and apply ridge with varying levels of regularisation. Plots train and test results. This code goes with my blog post: http://snoek.ddns.net/~oliver/mysite/the-bias-variance-tradeoff.html

	from sklearn.datasets import make_regression
	from sklearn.model_selection import train_test_split
	from sklearn.linear_model import Ridge
	from sklearn.metrics import mean_squared_error
	import numpy as np
	import matplotlib.pyplot as plt

	# generate data
	X, y, w = make_regression(n_samples=1000, n_features=200, coef=True,
	random_state=1, bias=0, noise=3, tail_strength=0.9, effective_rank=10)

ebakan / Rakefile

Created December 21, 2016 14:44 — forked from schickling/Rakefile

Activerecord without Rails

	require "active_record"

	namespace :db do

	db_config = YAML::load(File.open('config/database.yml'))
	db_config_admin = db_config.merge({'database' => 'postgres', 'schema_search_path' => 'public'})

	desc "Create the database"
	task :create do
	ActiveRecord::Base.establish_connection(db_config_admin)