Table of Contents

Search

Overview

Overview

This manual gives an overview of the purpose of Informatica Identity ResolutionTM (IIR) and introduces IIR terminology.

Identity Resolution

"Out of the Box" Software
Identity Resolution (IIR) is "out of the box" software to add search and matching applications to identity data stored in databases and DataWarehouses. On-line and Batch Identity Search and Matching Clients are provided for LAN, Intranet and Web Systems.
Without programming or change to existing databases this software provides ready to use on-line inquiry and batch processing of identification data about people, companies, addresses and products. Very high quality results are achieved regardless of the quality, format or variation of the user’s data.
Custom Clients can be built in a variety of other development languages.
Overcomes spelling and word variation
When searching and matching names and addresses and other identity data, IIR overcomes spelling, keying, word variation and sequence errors. It addresses the fact that transactions often contain repeated identity fields such as prior names and addresses, aliases, compound names, and multiple identity or phone numbers. The matching of dates and codes compensates for the particular error and variation found in this class of data.
Data does not require cleaning or enhancement
The user’s source data can be formatted or unformatted and does not require cleaning or enhancement. IIR supports data from all countries, in local character sets.
Achieves productive results quickly
With initial specialist help, productive results can be achieved in the user’s environment in a few days. Because of the rapid setup time, iterative tuning with users can be based upon actual results with production data, rather than the typical lengthy design, build, test and change process.
Large volumes of data can be processed
IIR is a highly scalable system that operates efficiently on servers running Unix and Windows. Large volumes of data can be processed and it is not constrained by operating system file size limits.
Rulebase Driven Implementation
During installation, the definition of the user’s database tables is used to choose and customize the required search and matching features. These are then stored as meta-data rules in the user’s database. The Rulebase is maintained with a GUI Rulebase editor.
High-Performance Indexes
High performance IIR Indexes are automatically generated and maintained with no change to existing business application programs or databases.
Identity Search Clients for LAN, Intranet and Web Applications
The IIR on-line and batch client applications provide high quality identity search, matching and duplicate finding despite the unavoidable error and variation in name, address and other identity data. The search clients are controlled by customizable rules so that they may be designed to suit the data and needs of the users.
The client applications can be used on local client terminals, LANs and as WEB applets. The user of the on-line client can enter the search data in any convenient format, and view the candidate records in a flexible table or fixed field format.
Additional searches can be conducted using the data from any record found, and a history of current searches is maintained. The batch client supports search and matching from a user’s input transaction file; output can be to screen or file in a variety of formats.
Search Server
Search Server provides on-line search and matching services to applications used by multiple concurrent users.
Flexible Search Algorithms & Matching Schemes
The search algorithms use rich, highly compressed keys for names, addresses, titles or descriptions. The search strategies are calculated in real time, based on the data being searched for.
The search clients satisfy business needs that range from the extreme positive, where the search data is reliable and a close match is expected, to the extreme negative where it is essential to prove that there is no match on file.
The matching schemes used to choose candidate records are tuned and tested to mimic an expert human operator making identification decisions that suit the specific business purpose. Matching schemes for persons, households, companies, and all forms of transactions and documents are available.

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