By Thomas N. Herzog
This e-book is helping practitioners achieve a deeper figuring out, at an utilized point, of the problems thinking about bettering information caliber via enhancing, imputation, and checklist linkage. the 1st a part of the e-book bargains with equipment and versions. right here, we concentrate on the Fellegi-Holt edit-imputation version, the Little-Rubin multiple-imputation scheme, and the Fellegi-Sunter list linkage version. short examples are integrated to teach how those concepts work.
In the second one a part of the ebook, the authors current real-world case reports during which a number of of those recommendations are used. They hide a wide selection of program parts. those contain personal loan warrantly assurance, clinical, biomedical, street protection, and social assurance in addition to the development of checklist frames and administrative lists.
Readers will locate this booklet a mix of functional recommendation, mathematical rigor, administration perception and philosophy. The lengthy checklist of references on the finish of the e-book permits readers to delve extra deeply into the topics mentioned the following. The authors additionally speak about the software program that has been built to use the strategies defined in our text.
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Extra info for Data Quality and Record Linkage Techniques
We assume that the traditional mail-order part of the business has good computer files that are complete and unduplicated. At a minimum, the company wants to carry the same name, address, dates of purchases, items ordered, and account numbers for both the traditional mail-order and Internet business. For orders that are mailed in, the company has good procedures for keying name, address, account number, and credit card information. For orders that are called in, the company has good procedures for assuring that its telephone agents key in the information accurately.
Part of his lore was that nobody ever knew his age. While this was amusing in his context, actuaries may be troubled because they can’t determine the age of the elderly around the world. This makes it difficult to determine mortality rates. A related issue is whether the families of deceased annuitants are still receiving monthly annuity payments and, if so, how many? On January 17–18, 2002, the Society of Actuaries hosted a symposium on Living to 100 and Beyond: Survival at Advanced Ages. Approximately 20 papers were presented at this conference.
Does the company need a fully unduplicated list of customers? 4: Combining Lists and Associated Data Fields Two companies merge and wish to consolidate their lists of business customers into a single list. They also want to combine data fields associated with the lists. If the name and business address of a customer on the first company’s list is given as “John K. , 123 Main St” where “123 Main St” is the address of the company’s accountant, then it will be very difficult to combine the customer lists.
Data Quality and Record Linkage Techniques by Thomas N. Herzog