Definitions
In plain terms
The upper and lower envelopes are placed symmetrically around this level.
Technical
The local contract uses an SMA-seeded close EMA and withholds the basis until its declared seed window is complete.
Scope
Different price sources, EMA periods, alpha conventions, or seeds create different channel paths.
Examples
- A reviewer traces Keltner EMA Basis from aligned inputs through its first-ready row and edge cases before accepting a displayed value.
Common misconceptions
- Different price sources, EMA periods, alpha conventions, or seeds create different channel paths.
Concept relationships
Where this concept is used
Evidence and governance
- Keltner Channels TradingView · official platform documentation
Supports: preferred label, short definition, technical definition
Limits: The platform example does not prescribe universal seeds, periods, contact meaning, or predictive performance.
- Reviewed by
- fintech-builder-batch-009
- Last reviewed
- 2026-07-30
- Next review
- 2027-07-30
- Record status
- published