Can I trust the Apple Watch Series 9 sleep tracking to tell me if my restless nights are affecting my deep sleep quality?
Download run
Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Can I trust the Apple Watch Series 9 sleep tracking to tell me if my restless nights are affecting my deep sleep quality?
2 real searches · 1 real-search pass
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 (2)
Classes come from the query-classifier (a local Laya model). 1 of 2 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.
Searches and sources
ChatGPT2 real searches · gpt-6
Apple Watch Series 9 sleep stage tracking accuracy deep sleep polysomnography validation study Google ↗
Apple support Apple Watch track sleep stages REM core deep limitations Google ↗
- Accuracy of Three Commercial Wearable Devices for Sleep Tracking in Healthy Adults · pubmed.ncbi.nlm.nih.gov
- Apple Watch Sleep and Physiological Tracking Compared to Clinically Validated Actigraphy, Ballistocardiography and Polysomnography · pubmed.ncbi.nlm.nih.gov
- Estimating Sleep Stages from Apple Watch · apple.com
- Estimating Sleep Stages from Apple Watch · images.apple.com
Queries
2 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
Apple Watch Series 9 sleep stage tracking accuracy deep sleep polysomnography validation study OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 | |
Apple support Apple Watch track sleep stages REM core deep limitations OBSERVED | Google ↗ AI Mode ↗ | — | Reason | — | — | 1x of 1 |