## Recently Published

##### Basic COVID-19 Spread Model

A salute to the heroes of coronavirus: Health care workers on the frontline

##### Multiresponse Gaussian Regression

with glmnet

##### Image Classification with SVM on PCA coefficients

Using PCA to reduce feature dimension, then use map into higher dimension to find hyperplane for classification

##### Eigenfaces for Face Detection

study eigenfaces

##### TensorFlow Linear Classifier on MNIST dataset

Using TensorFlow Estimator to train linear classifier on MNIST dataset

##### Load the MNIST Dataset

Load and display sample from MNIST dataset

##### Simple Linear Regression in TensorFlow

Linear regression of faithful data by TensorFlow

##### Neural Networks Exercises

Neural networks Exercises

##### Association Test for Nominal Data

Test the independence of variables

##### Test The Multinomial Distribution

p-test of Multinomial Distribution

##### NMF(Non-negative matrix factorization) for topic modeling

Test NMF on webpages example

##### Analyze text content of multiple websites

collection of multiple webpages into corpus for analysis

##### Analyze State of the Union corpus

using frequent words to identify topics in corpus which has 236 text files

##### Expectation Maximization of Multinomial Distribution Estimation

Maximum Likelihood from Incomplete Data via the EM Algorithm
A. P. Dempster; N. M. Laird; D. B. Rubin

##### Maximum Likelihood Estimation of Parameter

Simple example of MLE for theta of multinomial distribution

##### Multinomial Distribution

Topic Modeling Basics

##### Text Analysis Topic Modeling of unknown Topics Document

LDA on document with unknown topics

##### Text Analysis Topic Modeling of Known Documents

LDA example on known documents

##### Simple Graphical Model

mgm package

##### Topic Modeling Example

Text from Twitter by LDA

##### Sentiment Analysis on 2017 NBA Champs (after Warriors win)

This is done after game 5

##### Social Network Data Mining: Facebook

Extracting information and data from Facebook

##### Simple Social Network Analysis: Retweet Network

Basic Visualization of social network

##### Social Media Data Mining - WSJ News

Basic Data Mining Exercise on WJS Twitter

##### Sentiment Analysis on 2017 NBA Champs (after game 4)

Warriors lost the NBA Finals, Game 4 - Warriors still lead series 3-1, I did this the day after the decision game

##### Social Media Data Mining - Trump vs CNN

Drew Conway's Comparative Cloud

##### Sentiment Analysis on 2017 NBA Champs

The NBA Finals, Game 4 - Warriors lead series 3-0, I did this for fun just before the decision game 4 Today, 6:00 PM on ABC
at Quicken Loans Arena

##### Association Rules on Arthritis Dataset

Looking for association of sex and age on drug effect

##### Association Rules on Titanic Survior

Who survive on Titanic

##### Association Rules Learning for Data Mining

Example of using Apriori to find rules in data

##### A/B Testing Example

To computer the significance and the sample size required for A/B Testing

##### Dimensionality Reduction by Principal Component Analysis

Simple example

##### Clustering Example: K-Means

simple crime data analysis by K-Means

##### Simple TDA Example

Using Topological Data Analysis package in R

##### Rbicoin Example

Three simple access to bitcoin network by R

##### Quantmod101

Basic Technical Visulization

##### Two level SVM simple example

IRIS data

##### Visualization of SF crime data

simple Visualization of SF crime data

##### simple visualization of seattle crime data

simple ggmap application

##### Simple Regression Comparison

Numeric vs Categorical variables

##### Course Write-up for Practical Machine Learning

Course write-up required for Practical Machine Learning

##### Developing Data Products Course Project

Presentation for Course Project

##### Statistical Simulation for Course Project

Simple simulation for Statistical Inference Course Project

##### Tooth Growth from Orange Juice or Vitamin C

portion 2 of Statistical Inference Course Project

##### NOAA Storm Data Analysis

Reproducible Research: Week 3 Peer Assessment 2