In various industries and applications, it’s crucial to monitor the current and frequency of devices in real-time. These ...

Last year, COVID-19 changed the economy so fast that economists needed a different kind of data to help them understand it. Monthly indicators based on government survey data that take weeks to ...

For a long time, ever since financial institutions adopted technology, there has been a race to become a data warehouse of information. Let's take a look at how this applies in terms of high-frequency ...

When TV producers are looking for footage to illustrate financial news, the easiest choice is often the trading floor of an exchange, with traders gesticulating and shouting. This summer, some of ...

When it comes to forecasting long-horizon volatility, multistep-ahead iterated forecasts using higher-frequency data can be more efficient than one-step-ahead direct forecasts using lower-frequency ...

In the renewable energies era, grid frequency will be an increasingly important indicator of stability of power supply. An interdisciplinary research consortium has analyzed frequency fluctuations in ...

A frequency table tabulates the number of times values from a data set appear within a configured range. As an example, you might have a list of employee scores and want to display the frequency of ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Ebony Howard is a certified public accountant and a QuickBooks ProAdvisor tax expert. She ...