Group 1 - The core viewpoint emphasizes the contrast between long-term trends and short-term fluctuations, suggesting that most of the time, market participants experience rotation, making it risky to chase upward movements [1] - The average stock price recently touched the lower boundary of a volatile structure, leading to widespread frustration and panic among investors, followed by a reversal in the afternoon [2] - Short-term contrarian opportunities arise when the OVS indicator's PV3 output crosses above the zero axis in a narrow range, confirmed by RS_D volatility, indicating that low momentum and low volatility suggest the exhaustion of downward energy [3] Group 2 - For long-term momentum, the RSR should ideally be above 90, indicating a strong trend, while it is crucial to anchor on major trends to maintain stable underlying logic [4] - The application of the OVS indicator is highlighted as a method for stock selection, with an emphasis on understanding its usage rather than rigidly applying it, suggesting that AI can assist in comprehending its functionality [4]