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Before Jeff Bezos built Amazon, he worked for a computer scientist who extracted $50,000,000,000 using "Ghost Patterns" David Shaw didn't know anything about finance. He built massive supercomputers to treat the stock market as a pure data structure. Instead of reading the news, his code hunts for "Ghost Patterns"...

218,668 次观看 • 5 个月前 •via X (Twitter)

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a flood scientist accidentally solved stock market prediction in 1951 he wasn't studying markets. he was modeling nile river overflow patterns for the egyptian government harold hurst discovered something that broke the assumptions behind modern finance: natural systems have "memory" - the recent past predicts the near future at a statistically measurable level quants found his paper buried in hydrology journals 40 years later, built regime-detection desks around it, kept it off retail radar the number is called the Hurst Exponent. single value, 0 to 1: above 0.5 = market has momentum, recent moves predict continuation below 0.5 = market is mean-reverting, extremes snap back to the average at 0.5 = pure random walk, no edge exists SPY's 3-year hurst on daily closes: 0.61 not random. statistically confirmed to trend. a flood hydrologist proved it before most traders alive were born when H > 0.58: trend-following has positive expected value - bet with momentum, hold longer when H < 0.42: mean reversion has the edge - fade the extremes, take fast profits you're not predicting direction. you're detecting the regime first, then picking the right strategy for it this is the actual reason 90% of traders lose - not bad entries, not bad exits, not bad indicators - just using a trend strategy in a mean-reverting market and a mean-reversion strategy in a trending one wrong tool. wrong regime. every time formula is in any time series textbook. raw data is free on yahoo finance. implementation is 40 lines of python Bookmark this before you forget they built billion-dollar regime-detection desks on a nile river scientist's math while you were drawing support lines on the wrong type of market entirely

Livsun

15,492 次观看 • 1 个月前