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United KingdomPublic sector2022 – ongoing

HM Land Registry

Computer vision and machine learning for document comparison

HM Land Registry reported 50% less document review time with AI comparison

WorkingCompany's own claimOfficial ↗

Problem

Caseworkers manually searched and cross-checked application documents for differences. This work took time away from more complex cases.

Approach

HM Land Registry developed a document comparison tool using computer vision and machine learning. It marked differences between documents with red boxes so caseworkers could find changes without manually searching throughout the forms.

Results

50%reduction in document review time compared with manual approaches, according to HM Land RegistryCompany's own claim[1]

Takeaway

The tool reduced the comparison work within document review. The reported saving did not measure the time needed to complete an entire registration application.

Categories

Business function
Production and quality
Innovation type
Process innovation
Evidence
Company's own claim

Sources

  1. HM Land Registry Strategy 2022+
    HM Land Registry31 Aug 2022Company publication

Source summaries

[1]HM Land Registry31 Aug 2022

HM Land Registry described caseworker use of computer vision and machine learning to compare application documents. It reported a 50% reduction in document review time against manual approaches.

Full details are in the original sources.

Added 1 Nov 2026 · Updated 1 Nov 2026
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