一、机器语言： 特点：计算机能够看懂的0和1去写程序 优点：程序运行速度快 缺点：开发效率低 二、汇编语言： 特点：用一些英文标签代替一串而精致数字去写程序 优点：比机器语言好一点，操作系统内大量使用

【实验目的】 1．掌握常见机器学习分类模型思想、算法，包括Fisher线性判别、KNN、朴素贝叶斯、Logistic回归、决策树等； 2．掌握Python编程实现分类问题，模型评价指标、计时功能、保存

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