matlab下的砖形图函数。砖形图可以有效剔除波动杂音，并能抓住主要趋势的一种技术分析图。-matlab under the brick-shaped pattern function. Brick-shaped figure can effectively eliminate noise fluctuations, and to seize the main trends of technical analysis chart.

多频道奇异谱分析，即奇异谱分析的升级版，广泛应用于气象变化，股市波动，降噪等领域。-Multi-channel singular spectrum analysis, that singular spectrum analysis of an upgraded version of the widely used weather changes, stock market volatility, noise reduction and other areas.

论文：Information environment, market-wide sentiment and IPO initial returns: Evidence analyst forecasts before listing-Measuring the information environment of firms using analyst (price) forecast bias and forecast dispersion before listing, we e