Peter Christen's Data Matching: Concepts and Techniques for Record Linkage, PDF

By Peter Christen

Data matching (also often called list or information linkage, entity answer, item identity, or box matching) is the duty of opting for, matching and merging files that correspond to an analogous entities from a number of databases or maybe inside of one database. in response to study in quite a few domain names together with utilized records, overall healthiness informatics, information mining, computer studying, man made intelligence, database administration, and electronic libraries, major advances were accomplished during the last decade in all elements of the information matching approach, in particular on find out how to enhance the accuracy of information matching, and its scalability to giant databases.

Peter Christen’s booklet is split into 3 components: half I, “Overview”, introduces the topic by way of providing numerous pattern purposes and their particular demanding situations, in addition to a common assessment of a usual information matching procedure. half II, “Steps of the knowledge Matching Process”, then info its major steps like pre-processing, indexing, box and list comparability, type, and caliber review. finally, half III, “Further Topics”, bargains with particular features like privateness, real-time matching, or matching unstructured info. eventually, it in brief describes the most positive factors of many examine and open resource structures on hand today.

By offering the reader with a vast diversity of knowledge matching strategies and methods and bearing on all points of the knowledge matching technique, this ebook is helping researchers in addition to scholars focusing on facts caliber or info matching facets to familiarize themselves with fresh examine advances and to spot open learn demanding situations within the quarter of knowledge matching. To this finish, each one bankruptcy of the ebook features a ultimate part that gives tips to extra history and learn fabric. Practitioners will higher comprehend the present state-of-the-art in information matching in addition to the interior workings and boundaries of present platforms. in particular, they'll research that it's always now not possible to easily enforce an present off-the-shelf information matching approach with out mammoth adaption and customization. Such sensible concerns are mentioned for every of the main steps within the info matching process.

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Extra resources for Data Matching: Concepts and Techniques for Record Linkage, Entity Resolution, and Duplicate Detection

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3. 6 These databases allow researchers to access millions of publications. They also provide services such as citation and impact analyses, alert services for new publications by an author, and notifications of new citations for given publications. While such bibliographic databases facilitate a much faster dissemination of new knowledge, government funding agencies around the world also increasingly rely upon these databases to calculate numerical metrics to assess the impact and significance of individual researchers, research groups, faculties and even institutions.

Criminals commonly provide modified or even fictitious identifying personal details when questioned by law enforcement officers [267]. These deceptive identity details can for example be addresses of acquaintances, dates of birth of deceased persons, or faked social security or drivers license numbers. A major challenge when applying data matching in the domain of crime and fraud detection is therefore that, unlike in most other domains, variations and errors do not just occur because of data entry errors and the changing nature of people’s personal details, but because individuals deliberately modify their details because they do not want to be identified.

The topics of data quality and of data entry errors will be discussed in detail in Chap. 3. 6 These databases allow researchers to access millions of publications. They also provide services such as citation and impact analyses, alert services for new publications by an author, and notifications of new citations for given publications. While such bibliographic databases facilitate a much faster dissemination of new knowledge, government funding agencies around the world also increasingly rely upon these databases to calculate numerical metrics to assess the impact and significance of individual researchers, research groups, faculties and even institutions.

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