Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun The process of
testing astrategy ,model etc. usingdata from a previoustime
Etymologies
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Examples
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The range, complexity and size of the process, known as backtesting, has become more popular since the May 6 "flash crash," when the stock market dropped nearly 1,000 points in a matter of minutes before rebounding.
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Through backtesting, Alacra has found the ratings generated by its product can lead movements in stock prices by about one to three weeks for large-capitalization stocks.
#Trend: Trading on Social Media Donna Kardos Yesalavich 2010
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StreamBase engineers adapted a Nintendo Wii controller to help generate random numbers fed into a backtesting simulation used at a trade show, though the company tends to use less-playful number-generation tools in normal circumstances.
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Much of what you can get and analyze consists of backtesting what the index might have done had it existed previously.
How To Safely Navigate ETF Waters David Fry 2010
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Traditional backtesting used to be largely confined to preparing algorithms before they actually entered the market.
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Through backtesting, Alacra has found the ratings generated by its product can lead movements in stock prices by about one to three weeks for large-capitalization stocks.
#Trend: Trading on Social Media Donna Kardos Yesalavich 2010
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Through backtesting, Alacra has found the ratings generated by its product can lead movements in stock prices by about one to three weeks for large-capitalization stocks.
#Trend: Trading on Social Media Donna Kardos Yesalavich 2010
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"The mere presence of your trading activity would change the trading activity of other firms that's what makes backtesting quite challenging," Mr. Tibbetts said.
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Through backtesting, Alacra has found the ratings generated by its product can lead movements in stock prices by about one to three weeks for large-capitalization stocks.
#Trend: Trading on Social Media Donna Kardos Yesalavich 2010
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Now firms are backtesting systems to make sure they can handle 500,000 updates a second and more, Pein said.
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