Assignment: Inverted Index October 19‚ 2012 1 Introduction Today‚ top search engines like Google and Yahoo use a data structure called Inverted Index for their matching of queries to the documents and give users the relevant documents according to their rank. Inverted Index is basically a mapping from a word to its position of occurence in the document. Since a word may appear more than once in the document‚ storing all the positions and the frequency of a word in the document gives an
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Negative effect of video games on children VIOLENCE Many of today’s video games‚ especially suitable for young boys‚ focus their attention on violent acts‚ whether it be through weapons‚ verbal abuse‚ or fighting. Young minds are easily molded through the violence in these games‚ leading them to believe that weapons and fighting are standard in today’s society. In order to instill the most positive values in these young boys‚ parental guidance is necessary in controlling the video games to which
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Teenagers should not be using drugs at all. The drugs like alcohol‚ cigarette‚ and many more are consuming everyday are slowly killing them‚ it destroys their life‚ drugs’ laws criminalise teenagers‚ and teens that use drugs will create negative effects on their children. Drugs might be everywhere in our world‚ but we teenagers need to think about our health and our future before accepting the devil’s offers. Drugs destroy teenager’s life; drugs damage the brain’s functions and create hallucinations
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playing computer games. Even though computer games are common in our life‚ they have not only good effects‚ but also bad effects‚ especially to teenagers. Moreover‚ even though parents know that teenagers play computer games too much‚ they do not know that why teenagers are widely excited at computer games‚ and what the bad effects of computer games are. There are two main causes that teenagers play computer games too much. In addition‚ playing computer games too much has two main effects. The first reason
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INTRODUCTION Ever since their conception‚ video games have contained violence‚ violence being to cause pain or death onto other beings. From the earliest games to most advanced modern 1st person shooter violence plays an important role in games. Determining that violence is present in video games is easy and the answer is yes. The early games like Wonder Boy and Space Invaders contain violence. Wonder Boy contains violence in the form of the hero killing monsters that vanish upon death
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social life Teenager social life is a very serious problem in this generation and there is many kind of problem‚ for examples: friends‚ gossip‚ communication‚ bullying‚ peer pressure‚ social networks‚ and the like. In the same time‚ there are many ways by letting teenagers easily get influenced. And most of the teenagers been influenced is because of family problems and friends issues. So today we will be exploring this social problem that would affect the forefront of teenage life. Teenagers’ social
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Being a teenager is‚ perhaps‚ one of the most interesting‚ intense‚ and at the same time‚ complicated periods in the life of almost any person. In our teen years‚ our experiences are especially acute and exiting; this age is connected with one’s search of their place in the world‚ of their self-identification and belonging. Teenagers face the real world problems more and more often‚ as well as encounter their first serious challenges and problems: at home‚ at school‚ in their relationships. The need
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Teenagers Ahead A difficult problem is happen when teenagers are driving. Driving age should not be lowered because teenagers are irresponsible when they are driving. Teenagers do not worry about the risk that they could suffer while they do no follow the law. Therefore‚ if driving age is lowered‚ teenagers could be expose a danger situations. Even though some believe that driving age should be lowered‚ I believe that it should not be lowered for three reasons. My first reason that I am an
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XIBIN YANG OCT 08‚ 2012 Book Review: The Olympic Games Effect MKT-231 Book Review: The Olympic Games Effect The book: The Olympic Games Effect wrote by John A. Davis‚ is mainly discussing about the sport market‚ especially the Olympic market. The book made a key contribution to learning the economics of the Olympics‚ marketing of the Olympics. It is really help marketers to understand how brands promote in such a huge
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Drugs and Teenagers Drug use is one of the most serious and concerning issues among teenagers in today’s high schools. Most drug use begins in the preteen and teenage years‚ and it is these years that can be the most crucial in determining how a young person develops as a human being. During these years adolescents are faced with difficult tasks of discovering their self identity‚ clarifying their sexual roles‚ asserting independence‚ learning to cope with authority and searching for goals that
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