2.1 INFORMATION RETRIEVAL 2.1.1 What is Information Retrieval? The construal of the term information retrieval can be very broad. Just getting a credit card out of your wallet so that you can indite in the card number is a form of information retrieval. However‚ as an academic field of study‚ information retrieval might be defined thus: Information retrieval (IR) is finding material (customarily documents) of an unstructured nature (conventionally text) that satiates an information need from within
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I do not believe that hydraulic fracking is good for the environment because it puts toxic waste into the ground‚ contaminates water supplies and the accidental spills lead to much devastation‚ and even our groundwater gets contaminated. Toxic waste from the hydraulic fracking is one of the worst things that is happening as of right now. Fracturing fluid chemicals are known to cause cancer and they sometimes use the fracturing fluid for flowback. The flowback of fracturing enters the air easily
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Did you know all these things? The one I’m referring to is the animal—cat‚ rabbit‚ rat and so on which are widely and cruelly used in various kinds of scientific researches‚ and millions of them die every year. Every life created by god is equal. Bearing that in mind‚ a huge amount of people have been no-animal-testing users. They strongly propose that animals shall not be used in scientific researches. Experiment animals are protective walls of human beings’ health. They are routinely cut open‚
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Animals have long played an important role as research animals in the field of Science by human kind since Ancient Greeks‚ when Aristotle used animals as a dissection. Animals are used in research and experiments by scientists to advance human knowledge and find cures to diseases such as asthma. In my opinion‚ animals are needed for scientists to conduct researches and experiments. Firstly‚ animal models are used to test drugs. This is because it will lower the risk of effects on humans when the
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|[pic] |+Tools® Manual | | |Revised for +Tools 4 © 1999-2004‚ Yves Champollion | Table of Contents Presentation 2 Installation 2 Removing PlusTools 2 +Tools 2 Files 3 Find 4 Stats 5 Convert 5 Pass 7 Compare 8 Keys 11 +Align 12 Presentation 12 Instructions for use 12 + Extract
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and other innocent animals endure physical and verbal abuse in labatories for animal medical research and experimentation. Their rights and freedom are seized‚ they weaken in pain as well as being carelessly handled to have unfamiliar products tested on them. These occurrences could well and truly lead to animal cruelty. Firstly‚ animals’ rights and freedom are breached when they are used in research. Any animal should receive respectful treatment. Animals and people are alike in many ways; both
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Introduction CAD (acronym for “Computer-Aided Design”) is one of the most popular software tools used all around the globe. CAD is a computerized platform for users to draw‚ modify and analyze designs‚ for example‚ CAD software such as AutoCAD‚ Solid Edge etc. Although what it basically capable of doing can be done by human hands‚ CAD is able to perform far more efficiently and accurately. Not to mention that for years‚ studies‚ researches and development are being carried out consistently to improve
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can be for any number of reasons‚ be it financial circumstances‚ maturity level‚ emotional stability‚ psychological state‚ who the father is or any personal reason a woman may make that choice. When a woman decides not to keep a child‚ she will often choose to have an abortion. Abortion is defined as “a medical procedure used to end a pregnancy and cause the death of the fetus” (Merriam Webster’s Dictionary‚ n.d.). There are opposing views on whether or not going through the experience of having
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Unbrako name‚ the name of the popular Allen brand influenced terminology regarding the tool. The Allen Manufacturing Company no longer exists‚ but the Danaher Corporation of Washington‚ DC. took over the name and continued production of the Allen wrench. Industry-Standard Numbers for Open-End Wrenches Open-end wrenches were one of the first tools to be offered in standardized sizes‚ and from an early date these tools were assigned "standard" model numbers. These numbers actually evolved from the more-or-less
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Working in a railroad environment provides many challenges and risks. In addition to handling very dangerous hazardous materials‚ there are some other unique challenges due to the size of the operation‚ and how many miles of railroad track and rail yards that exist to be maintained. The two main risks that my employer faces are: slips‚ trips‚ and falls‚ and data security. Slips‚ trips‚ and falls has always been one of the leading contributing factors to employee injuries. Railroad liability is
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