Data quality

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  • The purpose of this book is to present new concepts, state-of-the-art techniques and advances in quality related research. Novel ideas and current developments in the field of quality assurance and related topics are presented in different chapters, which are organized according to application areas. Initial chapters present basic ideas and historical perspectives on quality, while subsequent chapters present quality assurance applications in education, healthcare, medicine, software development, service industry, and other technical areas....

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  • Tuyển tập các báo cáo nghiên cứu về sinh học được đăng trên tạp chí hóa học quốc tế đề tài : Development of the Knee Quality of Life (KQoL-26) 26-item questionnaire: data quality, reliability, validity and responsiveness

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  • Tuyển tập các báo cáo nghiên cứu về sinh học được đăng trên tạp chí hóa học quốc tế đề tài : Thai SF-36 health survey: tests of data quality, scaling assumptions, reliability and validity in healthy men and women

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  • Tuyển tập các báo cáo nghiên cứu về sinh học được đăng trên tạp chí lâm nghiệp đề tài: A framework for data quality for Mediterranean sustainable ecosystem management...

    pdf12p toshiba4 20-09-2011 22 1   Download

  • As technology evolves, it is always necessary to integrate data between different systems. The integration component is increasingly gaining importance, especially the component responsible for data quality as well as the cleaning rules applied between source and destination databases. Different vendors have their own integration tools and components, and Microsoft with its SSIS tool is recognized as one of the leaders in this field.

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  • Six Sigma is a data-driven management system with near-perfect performance that is a statistical target of operating with no more that 3.4 defects per one million chances. Six sigma has both created avid interest and raised concerns among executives and its practioners.

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  • “Just do an Internet search.” “It’s on the Internet.” How often have we said or been told that we could find it on the Internet. This third edition of The Water Encyclopedia: Hydrologic Data and Internet Resources started from a premise that most of the information provided within this publication could be found on the Internet. As our team of contributing authors started reviewing each section within each chapter, it soon became apparent that you cannot always find it on the internet.

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  • This book aims to provide a concise account of the essential elements of quality control. It is designed to be used as a text for courses on quality control for students of industrial engineering at the advanced undergraduate, or as a reference for researchers in related fields seeking a concise treatment of the key concepts of quality control. It is intended to give a contemporary account of procedures used to design quality models.

    pdf128p namde02 12-03-2013 41 18   Download

  • This Training Kit is designed for information technology (IT) professionals who support or plan to support data warehouses, extract-transform-load (ETL) processes, data quality improvements, and master data management. It is designed for IT professionals who also plan to take the Microsoft Certified Technology Specialist (MCTS) exam 70-463. The authors assume that you have a solid, foundation-level understanding of Microsoft SQL Server 2012 and the Transact-SQL language, and that you understand basic relational modeling concepts.

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  • (USGS) is to assess the quantity and quality of the natural resources of the Nation and to provide information that will assist resource managers and policymakers at Federal, State, and local levels in making sound decisions. Assessment of water-quality conditions and trends is an important part of this overall mission. One of the greatest challenges faced by waterresources scientists is acquiring reliable information that will guide the use and protection of the Nation’s water resources.

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  • Nowadays we assist to the increasing of devices and equipments connected to power systems (non-linear loads, industrial rectifiers and inverters, solid-state switching devices, computers, peripheral devices etc). Hence, the parameters of the power supply should be accurately estimated and monitorized. For this purpose have been proposed power quality monitoring systems that are abble to automatically detect and classify disturbances.

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  • Development of packet-switched data communication networking technologies has been rapid in recent years, a phenomenon made possible by the open standardization process and the potential new territories for intellectual property creation. As a consequence, new ways of creating services have been devised, bringing more flexibility as compared to traditional telecommunications schemes.

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  • Studies on Audit Quality These include a few variables that may be interpreted as measures of school resources or effectiveness (e.g. class size and the number of computers); detailed socioeconomic data (e.g. educational attainment and income); and the average SAT score at the local high school.

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  • This study to develop AQ pollutant datasets for each of the constituent countries of the UK has been commissioned by Defra in order to better inform energy and environmental policy-makers within the Devolved Administrations in their pursuit of objectives set by the Air Quality Strategy for England, Scotland, Wales and Northern Ireland (AQS for ESWNI). These objectives also contribute to the UK’s targets as a whole in terms of meeting both national and international targets on both local and transboundary air pollution....

    pdf117p luuhuong0402 29-09-2012 28 7   Download

  • Survey research is a thriving industry worldwide. Rossi et al. (1983) estimated the gross income of the industry in the United States alone to be roughly $5 billion, employing 60,000 persons. There are no current estimates, but the market for survey work has only continued to grow in the last two decades. Accompanying this growth are revolutionary breakthroughs in survey methodology. The field of cognitive psychology has dramatically changed how survey researchers approach the public to request participation in surveys, and how they design questionnaires and interpret survey findings....

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  • Survey research is a thriving industry worldwide. Rossi et al. (1983) estimated the gross income of the industry in the United States alone to be roughly $5 billion, employing 60,000 persons. There are no current estimates, but the market for survey work has only continued to grow in the last two decades. Accompanying this growth are revolutionary breakthroughs in survey methodology. The field of cognitive psychology has dramatically changed how survey researchers approach the public to request participation in surveys, and how they design questionnaires and interpret survey findings....

    pdf419p orchid_1 17-09-2012 20 6   Download

  • Modern medicine is characterized by the continuously growing spectrum of improving diagnostic methods and therapeutic processes. It keeps getting more complicated and confusing and therefore also needs more order. The main goal of medical documentation is to provide information for the adequate care of patients. Carefully carried out written records like a patient history, physician indexes, or, more recently, patient databases serve to reach this goal.

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  • Data warehouses usually have some missing values due to unavailable data that affect the number and the quality of the generated rules. The missing values could affect the coverage percentage and number of reduces generated from a specific data set. Missing values lead to the difficulty of extracting useful information from data set. Association rule algorithms typically only identify patterns that occur in the original form throughout the database.

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  • The USFS Forest Inventory and Analysis (FIA) program seeks to assess the condition and trend of the forests of the U.S. FIA recently assumed responsibility for all former Forest Health Monitoring program (FHM) plot work on a national level, and is currently active in 32 states. Lichen community monitoring was included in FIA in order to address key assessment issues such as the impact of air pollution on forest resources, spatial and temporal trends in biodiversity, and the sustainability of timber harvesting.

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  • The survey was completed in July & August 2006 and is building on similar surveys conducted in 2001 and 2003. In 2006, we organised the survey as a joint initiative with the Czech Institute of Internal Auditors (ČIIA). Our objective is to provide an independent forum to report on key trends, and emerging issues regarding many aspects of the Internal Audit (“IA”) function in various industry segments operating in the Czech Republic.

    pdf40p hoadat_1990 12-07-2013 21 5   Download

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