About Deja-view

Deja-view is a retrospective chart-similarity tool. It compares a current price window with historical windows, then shows how those historical windows unfolded.

Author proof

Deja-view is created and maintained by 정백경 (BK). Public author profiles: Medium and LinkedIn.

What Deja-view does

It normalizes recent adjusted-close price windows, compares their shape with historical windows, and summarizes 1, 7, and 30 trading-day outcomes. It is designed to slow down FOMO rather than encourage trades.

What it does not do

  • It does not forecast future prices.
  • It does not provide buy or sell signals.
  • It does not guarantee returns.
  • It does not connect to brokerage accounts or place orders.

See data sources and methodology for the full basis.

Page Information

Frequently Asked Questions

Is deja-view investment advice?

No. Deja-view is a retrospective comparison tool for historical price patterns. It does not provide buy/sell signals, return guarantees, or investment advice.

How often are pages updated?

Static explanation pages are updated when their content changes. Data-backed stock pages and hubs show the generation timestamp from the data artifact.

Who writes and maintains this site?

Deja-view is created and maintained by Baek Kyoungjung (BK). The About page links to public Medium and LinkedIn profiles for author verification.