重要参数的提取，利用贝叶斯原理估计混合logit模型的参数，IDW距离反比加权方法，可以实现模式识别领域的数据的分类及回归，保证准确无误，是学习通信的好帮手，采用偏最小二乘法，基于chebyshev的水声信号分析。- Extract important parameters, Bayesian parameter estimation principle mixed logit model, IDW inverse distance weighting method, You can achieve data classification and regression pattern recognition, Ensure accurate communication is learning a good helper, Partial least squares method, Based chebyshev underwater acoustic signal analysis.