Data Mining 95-791 Spring 2013 Lecture #8 Predictive analytics: Regression Artur Dubrawski awd@cs.cmu.edu This unit • Good-old correlation scores revisited • Locally weighted regression – As an approximator of non-linear functions – As a framework for active/purposive acquisition of data 95-791 Data Mining Lecture #8 Slide 2 Copyright © 2000-2013 Artur Dubrawski Correlational scores of association between attributes of data • • • • Linear Rank Quadratic …. Would not it be
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liberated Ionian Greeks. The Athenians had a different perspective. They felt related to the Ionians‚ and in their view‚ security could only be reached when their compatriots were safe as well. Therefore‚ they continued the struggle and founded the Delian League. From the very first beginning‚ there appears to have been an element of rivalry with Sparta‚ as is suggested by the author of the Constitution of the Athenians‚ a little treatise that is (probably incorrectly) attributed to Aristotle of Stagira:
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FACULTY OF MANAGEMENT SCIENCES EKITI STATE UNIVERSITY OF ADO-EKITI‚ NIGERIA E-mail: bishopobey@yahoo.com ABSTRACT This paper investigates the effects of banking sector reforms on economic growth of Nigeria over the period 1986-2010. The study adopts multiple regression analysis of ordinary least square (OLS) and descriptive analysis in establishing the relationship between gross domestic products that proxy economic growth and interest rate
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If you believe in yourself‚ you can accomplish great things in your life. I had signed up to play baseball‚ just like any other year. It was a warm summer day‚ with a slight touch of a cool breeze. I gazed out the window of my dad’s car at the baseball fields at the sports complex‚ wondering which one I was going to play in. I walked out of my dad’s car‚ then carried my bat and glove to the field. “Oh boy‚ I really hope we win this game!” I thought to myself with a determination. I could smell the
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fits the data better‚ you cannot consult the regression R2 because (a) ln(Y) may be negative for 0 < Y < 1. (b) the TSS are not measured in the same units between the two models. (c) the slope no longer indicates the effect of a unit change of X on Y in the log-linear model. (d) the regression R2 can be greater than one in the second model. 1 (v) The exponential function (a) is the inverse of the natural logarithm function. (b) does not play an important role in modeling nonlinear regression functions
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Burgandy English 2 June 2012 Baseball Culture Baseball is a game played everywhere: in parks‚ playgrounds‚ in back alleys and farmers’ fields‚ by small children and old men‚ raw amateurs and millionaire professionals‚ and also all over the world. It is a leisurely game that demands blinding speed. It is the only game in which the defense has the ball. Americans have played baseball for more than 200 years‚ and is still one the most popular sports in the whole world. Baseball hasn’t always been the loving
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The simple regression model (SRM) is model for association in the population between an explanatory variable X and response Y. The SRM states that these averages align on a line with intercept β0 and slope β1: µy|x = E(Y|X = x) = β0 + β1x Deviation from the Mean The deviation of observed responses around the conditional means µy|x are called errors (ε). The error’s equation: ε = y - µy|x Errors can be positive or negative‚ depending on whether data lie above (positive) or below the conditional
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The Hanseatic league was formed in the Baltic sea. Hansa ships sailed from the Baltic sea to the North Sea though the Sound and all the other Northern European countries‚ depending on them for supplies. They transported important raw materials like iron‚ lead‚ tin‚ copper‚ leather and grains such as rye oats and barley‚ and so on. Transporting these goods along the various trade routes was not always easy. While in interior Europe there were plenty of regular means of transportation‚ transportation
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The Animal Rescue League of Iowa has is influential in the lives of many animals and offers many ways for children and adults to educate themselves in animal care‚ as well as many volunteering opportunities. It is the largest nonprofit animal rescue center and shelter in the state of Iowa‚ fostering and caring for over 19‚000 animals each year. Educational opportunities provided by the Animal Rescue League of Iowa teach children and adults about proper animal care and adoption. As a non-profit
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that the society cannot help but let them do the driving – their own dirty way. Loneliness is another type of poverty‚ as mentioned by Mother Teresa‚ and even claimed it as the most terrible of all poverties present. Sadly‚ such was what the three major characters in the stories Cat in the Rain‚ Miss Brill‚ and A Rose for Emily‚ experienced. The traits they had in common rooted back to loneliness‚ being the reason why they thought they had to do unique‚ and at a point‚ questionable ways to be accepted
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