Please feel free to read any of my tutorials. All of them are introductory materials. If you like these free tutorials, link this page from your homepage, tell your friends, spread the words and consider to give your donation. If you write any papers or publications or web sites based on the open course in this web site, please refer to the appropriate reference for each material. I would really appreciate this because you help others to find this page easier.
| Break Event Analysis
Interactive way to optimize your pricing strategy and starts make profit Read more |
K-Means Clustering
 Interesting algorithm to partition
your data. Resources to classification analysis, clustering analysis,
data mining and free download code
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| Palindrome
Learn how to test whether a word or a number is a palindrome. Generate and search palindrome. |
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Digital Root
 Discover fascinating mathematical patterns of digital root
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Similarity Measurement
 Basic knowledge on how to measure similarity and dissimilarity of performance index. Useful for clustering, Machine learning and data mining. Many simple examples.
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Discriminant Analysis
 Classical algorithm for pattern recognition and classification analysis.
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Numerical Excel
 Various tutorials to solve analytical problems using MS Excel with and without programming.
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| Recursive Average & Variance
 Efficient methods to compute average and variance using recursive formula for real time measurement data
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Feasibility Study
 Explain how to perform what-if scenario and sensitivity analysis. Example on economic feasibility study for public transportation system (bus).
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Market Basket Analysis
 Learn to discover association rules from transaction data of a store
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Monte Carlo Simulation
 Beginners guide to one of the largest and most important classes of numerical method for computer simulations
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K-Nearest Neighbor Algorithm
 Supervised learning for classification in data mining and statistical pattern recognition. Free download.
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System Dynamic
 Introduction to system thinking terminologies such as rate, level, positive and negative feedback loop, causal and stock flow diagram.
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| Mean and Average
 An eye opener to create many means or average beyond the traditional arithmetic, geometric and harmonic means. Include fundamentalrelationship between averages.
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Multiagent System
Development of prototype multi agent simulation using only spreadsheet. Simple example of race of agents.
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| Visual
Basic (VB) tutorial
 Step by step guide to programming using Visual Basic for beginners
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Prime Factor
 Use interactive javascript and MS Excel iteration to compute prime number and prime factors and a lot more
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Solving ODE
 Practical approach to solve Ordinary Differential Equation numerically using Euler and Runge-Kutta method
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Non-Linear Transformation
 Transform nonlinear curves into simple linear regression
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Decision Tree
 Learn step by step how to use and generate a popular classifier that does not require any knowledge or parameter setting.
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Hierarchical Clustering
Step by step example on how to compute hierarchical clustering manually and how to validate the clustering using Cophenetic Correlation Coefficient
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| Q Learning by Example  Pictorial introduction to Reinforcement Learning of Agent in unknown environment. Free download code
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Bootstrap Sampling
 Powerful Monte Carlo method to estimate distribution from sample's statistics.
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| Kernel Regression
 Non-linear curve fitting technique using local kernel only by MS excel without macro
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Linear Regression Model
 An introduction to regression model using MS Excel. Learn how to model, find the best-fit model and use graph, functions, matrix and Add Ins to automate the regression.
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Linear Algebra
 Understanding vector, matrix, solving linear equations, eigen value, and many more using free online interactive programs.
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Data Analysis from Questionnaires
 Interactive descriptive statistics and contingency table and chi-square independent test to analyze your data from questionnaire survey
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GIS Tutorial
 Introduction to GIS with feature to use Arc GIS (Arc View, Arc Editor or Arc Info). Assumed you know nothing about GIS.
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Analytic Hierarchy Process
 Analytic Hierarchy Process (AHP) is a famous method for multi criteria decision making analysis. Read more
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| Useful Summation & Tricks
 This tutorial is made especially for those of you who forget or confuse with the mathematics symbol Sigma that represent summation.
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Growth Model
 Brief introduction to various basic growth model such as arithmetic , geometric, exponential and logistic growth phenomena using interactive program
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| Graph Theory
 A very gentle introduction to Graph theory in ordinary English using simple diagram of points and arcs.
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Difference Equation
 Learn very fascinating subject of discrete dynamical system, its solution, behavior, equilibrium or critical value and stability.
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Ginger Bread Man
 Do you remember ginger bread man cookies? Learn about Chaos and having fun to produce Ginger Bread Man Cards
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Fractal in Excel
 Have fun with Excel to produce fractal shape of Seipinski gasket
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Adaptive Machine Learning Algorithm
 Histogram based learning formula with memory for educational Monte Calo game and simulation. Numerical example for hand calculation and MS Excel is explained.
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Continued Fraction
 An introduction to regular continued fraction (finite, infinite and periodic) and its application to convert decimal to fraction, compute Pi and Euler number.
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| Generalized Inverse
 Solve regression using generalized inverse matrix in MS Excel
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LAN Connections Switch
 How to automate swicth between LAN connections from static IP address to broadband DHCP
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| Quadratic Function
 Explore the characteristics of quadratic function and parabola curve
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Learning from Data
 Statistical concepts and online programs about central tendency and variation of data.
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| Page Rank
 Learn how to compute Google Page Rank algorithm using MS Excel iteration and Matlab. Read more
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More tutorials ...
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