DATA INTEGRATION Data integration involves combining data residing in different sources and providing users with a unified view of these data. This process becomes significant in a variety of situations‚ which include both commercial (when two similar companies need to merge their databases and scientific (combining research results from different bioinformatics repositories‚ for example) domains. Data integration appears with increasing frequency as the volume and the need to share existing data explodes
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Stem Cell Stem cell therapy and stem cell research have been a hot topic over the last several years‚ giving rise to much debate. Many of us may have a general understanding of the controversy‚ but we are unaware of the specific issues surrounding stem cell therapy and its research. Stem cell therapy and stem cell research have been a hot topic over the last several years‚ giving rise to much debate. Many of us may have a general understanding of the controversy‚ but we may be unaware of
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business intelligence‚ data warehouse‚ data mining‚ text and web mining‚ and knowledge management. Justify and synthesis your answers/viewpoints with examples (e.g. eBay case) and findings from literature/articles. To understand the relationships between these terms‚ definition of each term should be illustrated. Firstly‚ business intelligence (BI) in most resource has been defined as a broad term that combines many tools and technologies‚ used to extract useful meaning of enterprise data in order to help
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Cell Theory In biology‚ cell theory is a scientific theory that describes the properties of cells‚ the basic unit of structure in every living thing. The initial development of the theory‚ during the mid-17th century‚ was made possible by advances in microscopy; the study of cells is called cell biology. Cell theory states that new cells are formed from pre-existing cells‚ and that the cell is a fundamental unit of structure‚ function and organization in all living organisms. It is one of the
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The Civil War started because of uncompromising differences between the free and slave states over the power of the national government to prohibit slavery in the territories that had not yet become states. When Abraham Lincoln won election in 1860 as the first Republican president on a platform pledging to keep slavery out of the territories‚ seven slave states in the deep South seceded and formed a new nation‚ the Confederate States of America. The incoming Lincoln administration and most of the
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best alternative in the following: Q.1 In the relational modes‚ cardinality is termed as: (A) Number of tuples. (B) Number of attributes. (C) Number of tables. (D) Number of constraints. Ans: A Q.2 Relational calculus is a (A) Procedural language. (C) Data definition language. Ans: B Q.3 The view of total database content is (A) Conceptual view. (C) External view. Ans: A Q.4 Cartesian product in relational algebra is (A) a Unary operator. (B) a Binary operator. (C) a Ternary operator. (D) not defined
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1. Data mart definition A data mart is the access layer of the data warehouse environment that is used to get data out to the users. The data mart is a subset of the data warehouse that is usually oriented to a specific business line or team. Data marts are small slices of the data warehouse. Whereas data warehouses have an enterprise-wide depth‚ the information in data marts pertains to a single department. In some deployments‚ each department or business unit is considered the owner of its data
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Research Project - Data Protection Data can be collected by organisations such as the websites we use daily‚ such as Facebook and Twitter. They have our information such as our age‚ date of birth‚ home address and other personal information which we would not share with strangers‚ and it is their job to protect that data‚ so that it doesn’t get into the wrong hands‚ such as scammers. Organisations may collect information from you in a number of ways‚ over the internet‚ over the phone‚ or also
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a carrier‚ and hence‚ the taxonomy of current steganographic techniques for image files has been presented. These techniques are analyzed and discussed not only in terms of their ability to hide information in image files but also according to how much information can be hidden‚ and the robustness to different image processing attacks. Keywords: Adaptive Steganography‚ Current Techniques‚ Image Files‚ Overview‚ Steganography‚ Taxonomy. 1. INTRODUCTION In this modern era‚ computers and the internet
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20705 increase in insulin internalization in rat muscle cells (Evans and Bowman 1992) with a concomitant in crease in glucose and leucine uptake. Chromium chloride and chromium nicotinate had no effect. Chromium supplementation to diets of pigs has been shown to increase the percentage of muscle by 7% and longissimus dorsi muscle area by 18%‚ while reducing 10th rib fat 20% and serum cholesterol 19% (Page et al. 1993) when fed from 30 kg body weight until slaughter at 100 kg. Chromium response was
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