指标专为捕捉超跌后的强力反转行情设计。它结合短期随机指标与长期价格位置，筛选出股价经历深度回调、处于相对低位，且伴随成交量放大和资金流入的个股。操作策略上，当出现“深度回撤反转”信号时，表明空头力量耗尽，多头开始主导，是极佳的抄底或波段买入时机，适合博取反弹收益。
XCWZ:=(CLOSE - LLV(LOW, 18)) / (HHV(HIGH, 18) - LLV(LOW, 18)) * 100;
KZ:=SMA(XCWZ, 9, 1);
DZ:=SMA(KZ, 3, 1);
QS:=3 * KZ - 2 * DZ;
GDWZ:=HHVBARS(HIGH, 50);
QKPJ:=REF(OPEN, GDWZ);
HCFD:=(CLOSE - QKPJ) / QKPJ * 100;
BLTJ:=CROSS(QS, 8) AND HCFD < -13;
DXZH:=FILTER(BLTJ, 50);
ZD55:=LLV(LOW, 55);
ZG55:=HHV(HIGH, 55);
JGHY:=(C - ZD55) / (ZG55 - ZD55) * 100;
DKNC:=SMA(JGHY, 20, 1);
PHNLC:=SMA(DKNC, 15, 1);
ZLDN:=100 - (100 - 3 * DKNC + 2 * PHNLC);
DKNL:=SMA((O - ZD55) / (ZG55 - ZD55) * 100, 20, 1);
PHNLO:=SMA(DKNL, 15, 1);
KPDN:=100 - (100 - 3 * DKNL + 2 * PHNLO);
ZLJC:=ZLDN > REF(KPDN, 1) AND V > REF(V, 1) AND C > REF(C, 1);
SCYD:=ZLJC AND COUNT(ZLJC, 30) = 1;
深度回撤反转: FILTER(DXZH OR SCYD, 20);
