Posts (page 172)
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9 min readIn D3.js, to bind data to DOM elements, you can use the .data() method. This method allows you to associate an array of data with the selected DOM elements.To perform data binding, you start by selecting the DOM elements you want to bind the data to using D3's selection methods such as d3.select() or d3.selectAll(). Once you have selected the elements, you can call the .data() method on the selection and pass in an array of data as its argument.
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7 min readOptions strategies such as straddles and strangles are used by investors and traders to potentially profit from volatility in the price of an underlying asset. These strategies involve purchasing both a call option and a put option on the same asset with the same expiration date but different strike prices.A straddle involves buying an equal number of call and put options with the same strike price and expiration date.
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16 min readThe Volume Price Trend (VPT) is a technical analysis indicator used to determine the strength of a price trend based on its volume. The VPT combines both volume and price data to provide insights into buying and selling pressure. It can be used to confirm price movements, identify bullish or bearish divergences, and generate potential trading signals.To use the VPT, you start by calculating the percentage change in price from one period to another.
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5 min readTo load data from a CSV file in D3.js, you can follow these steps:First, you need to create an SVG container in your HTML page. You can do this by adding an empty element to your HTML file. Then, you will need to include the D3.js library in your HTML file. You can do this by linking to the D3.js library using a Next, you need to use the d3.csv() function to load your CSV file. You pass the path to your CSV file as a parameter to this function. Inside the .
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8 min readDeveloping a machine learning-based trading strategy involves several steps:Define the Objective: Start by defining the objective of your trading strategy. Determine what you want to achieve, such as maximizing profitability, minimizing risk, or generating consistent returns. Data Collection: Gather relevant data that will be used to train and test your machine learning model. This data can include historical price data, market indicators, economic data, and any other relevant information.
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8 min readPrice Rate of Change (ROC) is a technical indicator used in financial analysis to measure the rate at which a stock's price changes over a specified period of time. It helps traders and investors identify the speed of a price movement and determine the potential momentum behind it.ROC is calculated by comparing the current price of a security to its price at a set point in the past and expressing the difference as a percentage.
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9 min readTo create a basic bar chart using D3.js, follow the step-by-step process outlined below:Set up the HTML file: Start by creating an HTML file and include the D3.js library by adding the following script tag to the head section of your HTML document: Create an SVG container: In the body section of your HTML file, create an SVG container where the chart will be displayed.
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12 min readThe Relative Strength Index (RSI) is a popular technical indicator used by traders to identify overbought or oversold market conditions and potential entry or exit points for trades. Here's a breakdown of how to use the RSI for trading:The RSI is a momentum oscillator that measures the speed and change of price movements. It oscillates between 0 and 100, with readings above 70 indicating overbought conditions, and readings below 30 indicating oversold conditions.
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13 min readThe Hull Moving Average (HMA) is a popular technical indicator used in trading to identify trend changes and generate buy or sell signals. Developed by Alan Hull, it aims to eliminate the lag associated with conventional moving averages and provide more accurate trade signals.To trade with the Hull Moving Average, follow these steps:Understanding the HMA: The HMA is calculated using weighted moving averages and a square root of the period.
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7 min readIn d3.js, if you want to limit the size of the radius, you can use various techniques. Here are a couple of approaches:Using scale functions: In d3.js, scale functions are often used to map data values to visual properties, such as position, size, or color. You can use a scale function to limit the range of the radius values. For example, d3.scale.linear() creates a linear scale, and you can define the range of output values according to your desired limits.
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5 min readIn d3.js, you can determine the current zoom level by accessing the transform object. The transform object represents the current zoom state of the zoom behavior. It contains properties like 'k' for scale level, 'x' for x-coordinate translation, and 'y' for y-coordinate translation.To know the current zoom level, you can retrieve the 'k' property from the transform object.
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9 min readBuilding a statistical arbitrage trading strategy involves a combination of statistical analysis, quantitative modeling, and systematic trading techniques. Here are the key steps involved in constructing such a strategy:Identify a suitable universe of assets: Begin by selecting a set of assets that are highly correlated or belong to the same market sector. These could be stocks, commodities, currencies, or any other financial instruments.