Are there specific software tools or public records that people use to figure out why Zillow estimates are so legally or mathematically flawed in certain zip codes?
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Are there specific software tools or public records that people use to figure out why Zillow estimates are so legally or mathematically flawed in certain zip codes?
4 real searches · 1 real-search pass
Zillow Zestimate methodology accuracy data sources official documentationGoogle ↗
OBSERVEDReason
public property records deed sales assessor permits GIS databases real estate valuation research toolsGoogle ↗
OBSERVEDReason
federal interagency automated valuation models quality control rule 2024 officialGoogle ↗
OBSERVEDDefinition
Fannie Mae automated valuation model appraisal bias fair housing AVM officialGoogle ↗
OBSERVEDReason
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (4)
Classes come from the query-classifier (a local Laya model). 4 of 4 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT4 real searches · gpt-6
Zillow Zestimate methodology accuracy data sources official documentation Google ↗
public property records deed sales assessor permits GIS databases real estate valuation research tools Google ↗
federal interagency automated valuation models quality control rule 2024 official Google ↗
Fannie Mae automated valuation model appraisal bias fair housing AVM official Google ↗
- Access the datasets · zillow.com
- FHFA data · fhfa.gov
- American Community Survey · data.census.gov
- ZTRAX information · zillow.com
- Read the FHFA final rule · fhfa.gov
- Quality Control Standards for Automated Valuation Models · consumerfinance.gov
- CFPB's AVM regulatory guidance · consumerfinance.gov
- SECTION 1026.42—Valuation Independence · federalreserve.gov
- How Accurate Is My Zestimate, and Can I Influence It? · zillow.com
- How does Zillow receive price history information? · zillow.help
Queries
4 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
Zillow Zestimate methodology accuracy data sources official documentation OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 | |
public property records deed sales assessor permits GIS databases real estate valuation research tools OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 | |
federal interagency automated valuation models quality control rule 2024 official OBSERVED | Google ↗ AI Mode ↗ | — | Definition | — | — | 1x of 1 | |
Fannie Mae automated valuation model appraisal bias fair housing AVM official OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 |