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[Machine Learning Notes]

IMDB Movie Reviews in R

IMDB dataset Building network Validating approach Using a trained network to generate predictions on new data Further experiments Two-class classification, or binary classification, may be the most widely applied kind of machine-learning problem.

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[Machine Learning Notes]

Linear Discrimination Analysis

Linear Discriminant Analysis (LDA) LDA as a classifier Linear Discriminant Analysis (LDA) According to Bayes’ Theorem, the posterior distribution that a sample \(x\) belong to class \(l\) is given by

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[Financial notes]

International Parity Notes

International Parities Purchasing power parity Absolute PPP Relative PPP Covered Interest rate parity Uncovered Interest rate parity International Fisher effect Links between the Parities International Parities International parities are concerned with the relationships between the values of two or more currencies and the respective economic conditions in these countries, and the way in which these relationships respond to the changing economic conditions in these countries.

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[Financial notes]

Open Economy Macroeconomics

The Balance of Payments National Accounts with an External Sector IS-LM Analysis The goods market The money market IS-LM-BP Analysis Assumptions on Price Attributes The Balance of Payments The balance of payments and the international investment position are designed to measure and present an economy’s external activity engaged with the rest of the world, such as flows of goods, services and capital during certain periods and the accumulated stocks of assets or liabilities at certain times.

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[Financial Notes Machine Learning Notes]

Higher Order Moments Using the Survival Function

The first moment Higher order moments Example Example 1 Solution 1 Solution 2 Example 2 Solution Reference Students in a first-year probability course learn the concept of the moment of a random variable.

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