/**
 * Pulse: 5-tier signal taxonomy for momentum detection.
 * FIRST_JUMP (100): first sector mover, OI + volume breakout
 * CONTRIB_EXPLOSION (95): OI +15% AND volume 5x simultaneously
 * IMMEDIATE_MOVER (80): OI +15% OR volume 5x
 * NEW_ENTRY_DEEP (65): OI growth 8%+ with low volume (smart money)
 * DEEP_CLIMBER (55): sustained OI climb 5%+ per window over 3+ scans
 */
import type { EnrichedSnapshot } from "../strategy-types.js";
export type PulseTier = "FIRST_JUMP" | "CONTRIB_EXPLOSION" | "IMMEDIATE_MOVER" | "NEW_ENTRY_DEEP" | "DEEP_CLIMBER" | "NONE";
export interface PulseSignal {
    symbol: string;
    tier: PulseTier;
    confidence: number;
    oiChange: number;
    volumeRatio: number;
}
export declare function tierRank(tier: PulseTier): number;
export declare function detectPulse(current: EnrichedSnapshot, history: Map<string, {
    oi: number;
    volume: number;
}[]>): PulseSignal;