Feature selection is a preprocessing technique frequently used in data mining and machine learning tasks. It can reduce dimensionality, remove irrelevant data, increase learning accuracy, and improve results comprehensibility. FCBF is a fast correlat

这是一个客户关系管理系统（crm），用了ssh、ajax、filter、css等技术，后台的数据库时sqlserver，该系统实现了对客户资源的管理，这个系统大致可分为以下几个模块：营销管理、客户管理、服务管理、统计报表、基础数据和权限管理。 -This is a customer relationship management system (crm), using the ssh, ajax, filter, css techniques, the background database,

用java实现对文本广告信息的过滤，过滤效率为85 。-With java text advertising information filter, filtration efficiency of 85 .

A window function design FIR digital band-pass filter, Multi-machine power system simulation and flow calculation, wolf calculated Lyapunov exponent.