Data Quality

Parsing, validating, deduplicating, and standardising address data before and after geocoding. 23 articles in Data Quality.

Browse Geocoding Tutorials, Guides & Updates

Geocoding rural addresses that break normal parsers

Geocoding rural addresses that break normal parsers

Route-style, PO-box, and rural addresses break naive geocoders. Learn to read match granularity, handle fallbacks, and k...
Jul 4, 2026
Validating shipping addresses at checkout with geocoding

Validating shipping addresses at checkout with geocoding

Use geocoding confidence scores to accept, confirm, or reject shipping addresses at checkout. Patterns, code, and failur...
Jun 30, 2026
Cutting failed deliveries with clean geocoded addresses

Cutting failed deliveries with clean geocoded addresses

Normalise and geocode every delivery address before it hits dispatch. Batch REST API + web tool patterns that cut failed...
Jun 28, 2026
Address verification at loan application time: a practical guide

Address verification at loan application time: a practical guide

Verify borrower addresses at loan application time with a geocoding API. Patterns, code, failure modes, and confidence t...
Jun 25, 2026
Cleaning hotel inventory addresses from many suppliers

Cleaning hotel inventory addresses from many suppliers

Normalise, geocode, and deduplicate hotel inventory addresses from dozens of suppliers in one pipeline. REST patterns, f...
Jun 24, 2026
Reverse Geocoding Accuracy: How Far Off Are Your Results?

Reverse Geocoding Accuracy: How Far Off Are Your Results?

How to measure reverse geocoding accuracy in meters: the geometry of 'nearest match,' rooftop vs interpolated, and what...
May 19, 2026
Deduplicating Geocoded Addresses: Stable Keys and Fuzzy Matching

Deduplicating Geocoded Addresses: Stable Keys and Fuzzy Matching

Dedupe addresses before and after geocoding: stable hash keys, fuzzy matching, and when '123 Main St' equals '123 main s...
May 12, 2026
Address Parsing Before Geocoding: Cleaning Inputs for Better Matches

Address Parsing Before Geocoding: Cleaning Inputs for Better Matches

How to parse, normalize, and clean addresses before sending them to a geocoder — the preprocessing step that turns 70% m...
May 11, 2026
Geocoding Confidence Scores Explained: When to Trust, When to Reject

Geocoding Confidence Scores Explained: When to Trust, When to Reject

What accuracy_score actually means, how providers differ, and the threshold rules that survive 1M-row datasets.
May 7, 2026
Geocoding UK Addresses: Postcodes, UPRN, and Edge Cases

Geocoding UK Addresses: Postcodes, UPRN, and Edge Cases

UK address geocoding: postcode districts, UPRN persistence, NI vs GB quirks, and Royal Mail PAF compatibility.
May 4, 2026