利用最小二乘法进行拟合多元非线性方程，比较了软阈值，硬阈值及当今各种阈值计算方法,用MATLAB实现的压缩传感。- Multivariate least squares fitting method of nonlinear equations, Comparison of soft threshold and hard threshold and today various threshold calculation method, Using MATLAB compressed sensin

软测量技术应用与发展。软测量技术的前景。(Application and development of soft sensing technology. The prospect of soft sensing technology.)