FTB-C000578 / Implementation concept

Force Index Zero-Volume State

Force Index zero-volume state occurs when reported volume is zero.

Intermediate 1 linked topicEvidence-reviewed

Definitions

In plain terms

The raw force is zero even if the close changed.

Technical

For V_t=0, RawForce_t=0 and the recursive EMA still updates from the prior smoothed state.

Scope

A zero raw force can come from zero volume or an unchanged close; retain the reason in diagnostics.

Examples

  • A reviewer computes Force Index Zero-Volume State from a small OHLCV fixture and checks readiness, units, and edge cases before publication.

Common misconceptions

  • A zero raw force can come from zero volume or an unchanged close; retain the reason in diagnostics.

Concept relationships

Prerequisites

Related

Required by

Where this concept is used

Evidence and governance

  1. Elder's Force Index (EFI) TradingView · official platform documentation

    Supports: preferred label, short definition, technical definition, formula

    Limits: Exact warm-up, seed, and smoothing settings remain an implementation contract.

  2. Volume indicators function group TA-Lib · first party technical publication

    Supports: preferred label, short definition, technical definition, formula

    Limits: Library compatibility does not by itself prove a project's seed, warm-up, or missing-data policy.

  3. Closing Price Investor.gov · official standard

    Supports: preferred label, short definition, technical definition, formula

    Limits: A close is not automatically an adjusted close and may vary by market session convention.

  4. What Is Volume? CME Group · official exchange

    Supports: preferred label, short definition, technical definition, formula

    Limits: Futures contract conventions do not define every equity or digital-asset volume feed.

  5. Price Volume Trend (PVT) TradingView · official platform documentation

    Supports: preferred label, short definition, technical definition, formula

    Limits: Does not prescribe an adjustment policy, forecast, or trade direction.

Reviewed by
fintech-builder-batch-010
Last reviewed
2026-08-01
Next review
2027-08-01
Record status
evidence reviewed

This record is evidence-reviewed and readable, but not yet promoted to published — it is served noindex,follow and excluded from the sitemap.