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Isaac Newton vs Gottfried Leibniz

    Natural Healing Health Centre Customer Database

  EER Diagram

This EER Diagram is allowed to publish here by the owner of Natural Healing Health Center. This diagram is licensed under a Creative Commons Attribution 4.0 International license. Natura...

Posted by Haby on February 8, 2018

    House Price Analysis in R with XGBoosting

  Demo in Zillow House Price Competition in Kaggle

Zillow House Data or any results are not allowed to publish outside of Kaggle.com, so I post scripts only here. Input Packages library(ggplot2) # Data visualization library(caret) # CSV file ...

Posted by Haby on December 1, 2017

    Regularized Linear Regression with Model Stacking

  Demo in House Price Data

Part I : Analysis Preparation # import packages # basic packages import pandas as pd import matplotlib.pyplot as plt import seaborn as sns import numpy as np import random # general packages imp...

Posted by Haby on October 10, 2017

    Pipeline Processing with Hyper-Parameter-Tuning in Python

  Demo in Titanic Data

import warnings warnings.simplefilter("ignore") import numpy as np import pandas as pd import seaborn as sns import matplotlib.pyplot as plt from scipy.stats import sem from sklearn.metrics impor...

Posted by Haby on August 7, 2017

    Machine Learning with Model Stacking in Python

  Demo in Titanic Data

# -*- coding: utf-8 -*- """ Created on Tue Feb 10 17:37:31 2018 Titanic Competition in Kaggle Dataset path : E:\Data_and_Script\Python_Script\titanic\train.csv' Dat...

Posted by Haby on June 23, 2017

    Machine Learning in Random Forest in R

  Demo in Titanic Data

Feature Engineering and Analysis import library library(ggplot2) library(randomForest) library(caret) Kaggle Titanic data test <- read.csv(file.choose(),header = T) train <- read.csv(fil...

Posted by Haby on June 12, 2017

    Apply Function Group in R

  Demo code with Iris data

https://nsaunders.wordpress.com/2010/08/20/a-brief-introduction-to-apply-in-r A brief introduction to apply in R CREATE A MATRIX OF 10 * 2 m <-matrix(c(1:10,11:20),nrow = 10) Simple...

Posted by Haby on May 4, 2017

    Regularized Regression

  L1 and L2 Penalties

One of the main reason that many models can’t get them predicted results is overfitting. Overfitting occurs when a model captures idiosyncrasies of the input data, rather than generalizing. In anot...

Posted by Haby on February 18, 2017

    MySQL Exercise with HeidiSQL

  SQLZoo Exercise Q&A

SQLZoo Exercise SELECT from WORLD Tutorial Data and Question From SQLZoo (http://sqlzoo.net/wiki/SELECT_from_WORLD_Tutorial) Working Environment Data : http://sqlzoo.net/ MySQL 5.7.21...

Posted by Haby on February 1, 2017

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