20090094266 | METHOD FOR DATA COMPRESSION AND QUALITY CHECKING - Pricing data from a manufacturer is condensed to remove duplicate data and filtered to detect discrepant data. The non-discrepant data is delivered to a retailer and the discrepant data is delivered to the manufacturer for correction. The condensing is done by hashing the data using a key consisting of the data's price information and a value consisting of the retailer store associated with the data. The filtering is done by using the condensed data and hashing with a key consisting of the stores and a value consisting of the pricing information. | 04-09-2009 |