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Cost-effective and painless business solutions |
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Data Cleansing Services |
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Data
Auditing and Data Quality Assessment Good quality data is consistent, reliable and fit for purpose. Reasons why data may not be fit for purpose: - duplicate or "near duplicate" information - information missing - incorrect information - inconsistent information - conflicting information - out of date information Auditing data Synchrosoft provides a formal methodology for auditing data. This involves checking each field in every dataset and identifying and reporting anomalies. Using our IOTrak software we can define the rules required to analyse a single dataset or multiple datasets of any complexity. The output from the analysis process provides a complete picture of the quality of the data and detailed lists of anomalies found. Reasons to audit your data: - It enables you to make judgements about "fitness for purpose". - It provides detailed statistics to assist you with risk analysis. - It helps you to assess levels of compliance with standards, data quality regulations and legal constraints. - It provides evidence of "due diligence" relating to data quality issues. - It enables you to measure the quality gap in your data and provides statistics to help you assess the cost of improving the data quality. - It provides the opportunity for bad data that cannot be corrected automatically to be referred back to its originators for correction. Data Transformation When transferring data from one system to another, some degree of transformation is usually required. This may include converting codes, reformatting dates, standardising names, addresses and telephone numbers, merging records and correcting errors and omissions. IOTrak can be customised to do all of these things. Address standardisation can be carried out using Ordnance Survey AddressPoint, the Post Office Address File (PAF), the National Land and Property Gazetteer (NLPG) or a reference list of addresses you provide yourself. The principles involved are: - "Untouched by human hand" - all transformation processes are automatic and manipulation using Microsft Excel or Microsft Access, for example, is removed. - Original data is left unchanged and the transformed data is appended to each record along with a quality code confirming the transformation process applied. - All input records are accounted for. - All fields used are quality checked and each is given a positive or negative quality code to confirm this. - Unacceptable data can be diverted into exception files. Extracts from the processed data can be taken for input to other systems. DataMine - Free Text Interpretation and Conversion Specialist features in IOTrak enables free-text to be scanned and pieces of useful information placed into formatted fields. This can be used in many different scenarios to extract information such as names, addresses, places, vehicles, descriptions and scientific test results, or any identifiable entities. IOTrak can also pick out numeric data and coded data such as map references, vehicle registrations, National Insurance numbers andtelephone numbers. |
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