News Analytics
FastAPI-backed source, lens, workflow, and event diagnostics
The news surface reads from the backend contract and exposes exploratory comparisons, data quality checks, workflow health, and same-event analysis.
Index
Pages
All routes below stay inside the same shared analytics surface.
News Stats
Live FastAPI data
What this page does
Get a high-level snapshot of feed volume, scoring coverage, and score/tag distributions.
Data Mode
Snapshot mode requires a valid date (`YYYY-MM-DD`). Falling back to current data until provided.
Coverage Snapshot
Source mode: current
Total Articles1,286
Scored Articles729
Coverage56.7%
Sources14
Analysis Readiness
Shows which backend-derived analysis layers are available in this stats payload. Pooled source views remain topic-confounded; topic, tag, and event controls provide stricter comparison contexts.
Stats Backendprecomputed
Topic Slices1 / 2
Tag Slices1 / 2
Events17
Multi-Source Events13
Event Embeddings729
Embedding Cache0 hits / 729 stored
Drift Severityhigh
Drift Score0.552
Stable PCA Components2 / 2
Reliability Tierhigh
Event-Control Reliabilitymoderate
Reliable Tag Slices1 / 2
| Layer | Status | Reason |
|---|---|---|
| Source differentiation | ||
| Source lens effects | ||
| Topic-controlled slices | ||
| Tag-controlled slices | ||
| Event-controlled analysis | ||
| Drift diagnostics | ||
| Lens PCA | ||
| Lens MDS | ||
| Latent space stability | ||
| Lens time series |
Score Status
| Scored | 729 |
|---|---|
| Positive | 729 |
| Zero | 0 |
| Unscorable | 557 |