[LunaOwl] 強度指數 (Num-Day Strength Index, NDSI)
The Num-Day Strength Index was published by Mr.George Angel. low percentage represent bear, high percentage represent bull, and the 50 level is a watershed. In fact, you should adjust the length according to the market, timeframe and trading day. the default is 100 universal.
原本Num-Day Strength Index是指N日內的強度指數，由喬治安傑爾先生提出，可以衡量市場強度，根據50水平線區分多空，事實上，您應該根據自己所在的市場、時框以及每週交易日調整參數。預設值是100。
--------------------------*
Formula - 公式
NDSI =
( last close - lowest since period x ) * 100 /
( highest since period x - lowest since period )
--------------------------*
Indicator Style - 指標樣式
Take a simple and bright style at a glance.
簡潔的風格，一目了然。
--------------------------*
Market Example - 市場範例
1. TAIEX , Taiwan SE Weighted Index, 4 hour
2. EUR/USD , Forex Market, 1 hour
3. S&P 500 E-mini futures , 15 min
原本Num-Day Strength Index是指N日內的強度指數，由喬治安傑爾先生提出，可以衡量市場強度，根據50水平線區分多空，事實上，您應該根據自己所在的市場、時框以及每週交易日調整參數。預設值是100。
--------------------------*
Formula - 公式
NDSI =
( last close - lowest since period x ) * 100 /
( highest since period x - lowest since period )
--------------------------*
Indicator Style - 指標樣式
Take a simple and bright style at a glance.
簡潔的風格，一目了然。
--------------------------*
Market Example - 市場範例
1. TAIEX , Taiwan SE Weighted Index, 4 hour
2. EUR/USD , Forex Market, 1 hour
3. S&P 500 E-mini futures , 15 min