Bitgur Volatility Index (BVI) shows the level of uncertainty in the market of crypto currency. With an increase in the spread of prices, it increases, with decreasing it falls. The index calculates on trade data of Bitgur First Tier cryptocurrencies.
Bitgur Volatility Index (BVI) methodology
This is a weighted average of the volatility indices first tier cryptocurrencies with a weight equal to the capitalization of the currency.
Cryptocurrency Volatility Index methodology