10. A computer program embedded on a non-transitory tangible computer readable storage medium, the computer program including machine readable instructions that, when executed by a processor, implement a method comprising: identifying multiple records in a database including respective inconsistent data entries; generating a set of candidate replacement records for the database in which the inconsistent data entries are modified to provide modified data entries; classifying the replacement records into sets according to one or more criteria relating to the respective modified data entries of the records; presenting the sets to a user; prompting the user for input; receiving user input representing a confirmation, rejection or modification of a modified data entry in a replacement record in a set; and updating the database on the basis to the received user input.
10. A computer program embedded on a non-transitory tangible computer readable storage medium, the computer program including machine readable instructions that, when executed by a processor, implement a method comprising: identifying multiple records in a database including respective inconsistent data entries; generating a set of candidate replacement records for the database in which the inconsistent data entries are modified to provide modified data entries; classifying the replacement records into sets according to one or more criteria relating to the respective modified data entries of the records; presenting the sets to a user; prompting the user for input; receiving user input representing a confirmation, rejection or modification of a modified data entry in a replacement record in a set; and updating the database on the basis to the received user input. 12. The computer program embedded on a non-transitory tangible computer readable storage medium as claimed in claim 10 further comprising instructions that, when executed by the processor, implement a method comprising: using the user input to refine a training model for providing a set of modified data entries.