知識圖書館

This note describes a variation on Bollinger Bands. In the conventional formulation summarized here, an N-period moving average anchors the bands, while a multiple of the period’s standard deviation sets the distance of the upper and lower bands from that…

The indicator presents separate bullish and bearish volatility lines. It forms the short-side input from the previous close minus the current low, and the long-side input from the current high minus the previous close. For each input, it calculates an…

This EURUSD strategy places pending orders around the previous day's high and low, seeking to enter in the direction of a range break. The described setup places a buy above the prior high and a sell below the prior low, adjusted for spread. Both orders are…

This document describes a sample expert advisor that demonstrates a martingale approach, averaging positions either upward or downward. It uses the TEMA indicator to generate entry signals and ATR to set the spacing between grid orders. The update notes…

The Negative Volume Index (NVI) updates on bars whose volume is lower than the preceding bar’s volume. The document describes using NVI movement to assess whether a price trend persists despite declining volume. A crossover between NVI and its moving average…

This expert advisor uses the Parabolic SAR indicator to choose a direction: it buys when the Ask price is above the indicator and sells when it is below. The description identifies configurable chart timeframe, stop loss, take profit, order volume, risk…

The document describes a MetaTrader indicator variant that adds a selectable chart timeframe to the Color PEMA Digit indicator. A trader can choose the period from the indicator’s input settings, allowing the indicator to reference a timeframe other than the…

The document describes a ZigZag method that uses an ATR-scaled threshold to identify directional changes, with a secondary time-based trigger. Its adjustable inputs include the ATR multiplier and lookback period, along with minimum and maximum bar counts…

This brief description covers an indicator that displays the day’s opening price level on charts of any timeframe. It identifies the indicator’s author and notes that an earlier version was implemented in MQL4 and published in 2012. The document gives no…

Holt’s double exponential smoothing is presented as a method for estimating a level and a linear trend, then forecasting future values by extending those estimates across the requested horizon. The level and trend estimates at each time depend on the current…

The document describes a True Strength Index oscillator paired with two sequentially smoothed signal lines, called shadows. It lists adjustable inputs for the price source and its period, two TSI smoothing periods, each shadow’s averaging period and method,…

This short note describes a basic trading-platform script that records close prices alongside date and time fields, then writes the records to a comma-separated file in the platform’s default files folder. The intended use is to make price observations…

This indicator description explains an alert tool for the Stochastic oscillator. It sends notifications when the main and signal lines intersect and the signal cloud changes color. Configurable inputs include the oscillator periods, smoothing method, price…

This brief indicator description explains how tick events can be collected from a trading terminal into an array and shown on screen. Each displayed tick can carry a flag identifying the type of event: a change to bid, ask, last traded price, or volume, or…

This indicator counts bullish and bearish candles over a configurable number of bars and expresses the counts as percentages. It presents the relative balance between the two candle types as a way to gauge trend conditions: readings near an even split are…

This document describes a chart indicator that displays up to three moving averages from multiple timeframes on a single chart. Its purpose is to help traders compare longer- and shorter-term average levels with current price and use them as possible dynamic…

This document describes a simple indicator that signals when a new price bar has appeared. It offers two optional outputs: a platform alert and a sound played from a user-selected audio file. The listed settings let users enable or disable each output and…

This indicator description explains a smoothed form of the Average Directional Movement Index (ADX), a measure associated with trend strength. It exposes five adjustable settings: the ADX period, primary and secondary smoothing factors, and thresholds for…

This Expert Advisor monitors open positions as a group and can close them when combined profit reaches a configured take-profit level or combined loss reaches a stop-loss threshold. The thresholds can be measured as percentages or in the account’s deposit…

This document describes a software class for calculating the Momentum indicator with a ring buffer. It provides methods to initialize the indicator, process a full input array, or update the calculation from individual values. The class also exposes the…

This indicator plots the opening and closing values of Heikin-Ashi candles as separate lines. Their intersections are presented as possible signals for opening or closing positions, and the description suggests pairing the indicator with Heikin-Ashi…

The document introduces the Leader of the MACD indicator, attributed to Giorgos E. Siligardos. It describes a display that combines a regular MACD and its signal line with a second component called the Leader MACD. The regular MACD and signal are shown as…

The document describes a library that lets an MT5 strategy run in the tester’s mathematical mode. Its workflow first runs an Expert Advisor to save tick data, then uses that data in a later test. The article shows example logs for both stages and says the…

This document describes a simple arrow-style indicator that generates alerts when the Relative Vigor Index crosses its signal line. Alerts are available on the newest closed bar, and the indicator can send signals by email or as push notifications to a…