鲍威尔问候语成市场风向标，AI实时追踪唇形预判走势

Core Viewpoint - The upcoming Federal Reserve interest rate decision is highly anticipated, with market reactions closely tied to the specific phrases used by Chairman Jerome Powell during his address [1] Group 1: Market Reactions - Powell's greeting of "good afternoon" typically signals hawkish stances on inflation and interest rate hikes, often leading to a decline in major stock indices, with a noted drop of over 1.5% in the day following such remarks [1] - Conversely, when Powell opens with "hello everyone," it is more likely to indicate dovish signals regarding economic soft landing and policy easing, with historical data showing a greater than 60% probability of the S&P 500 rising the next day [1] Group 2: Technological Adaptation - Wall Street institutions have implemented AI systems to analyze Powell's lip movements in real-time, allowing for rapid trading decisions based on the phonetic sounds he makes [1] - The AI system triggers short positions in Treasury futures within 0.3 seconds upon detecting the "g" sound, while it increases risk asset positions when the "h" sound is identified [1]