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

CurrentSnapshot

Snapshot mode requires a valid date (`YYYY-MM-DD`). Falling back to current data until provided.

Coverage Snapshot

Source mode: current

Total Articles4,096
Scored Articles172
Coverage4.2%
Sources65

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 Backenddynamic
Topic Slices1 / 2
Tag Slices1 / 2
Events0
Multi-Source Events0
Event Embeddings172
Embedding Cache172 hits / 0 stored
Drift Severityhigh
Drift Score0.753
Stable PCA Components2 / 2
Reliability Tierhigh
Event-Control Reliabilityunavailable
Reliable Tag Slices1 / 2
LayerStatusReason
Source differentiationokn/a
Source lens effectsokn/a
Topic-controlled slicesokn/a
Tag-controlled slicesokn/a
Event-controlled analysisokn/a
Drift diagnosticsokn/a
Lens PCAokn/a
Lens MDSokn/a
Latent space stabilityokn/a
Lens time seriesokn/a

Score Status

Scored172
Positive172
Zero0
Unscorable3,924