A claim that LightGBM plus social sentiment predicts stock direction around earnings with 70.1 percent accuracy is undermined by unspecified labels, potential look-ahead bias, and no released artifacts.
Evaluating Impact of Social Me- dia Posts by Executives on Stock Prices
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Analyzing public sentiment to gauge key stock events and determine volatility in conjunction with time and options premiums
A claim that LightGBM plus social sentiment predicts stock direction around earnings with 70.1 percent accuracy is undermined by unspecified labels, potential look-ahead bias, and no released artifacts.