基于文本挖掘的新浪财经新闻与股市投资策略
北京理工大学珠海学院2020届本科生毕业论文Research on Sina Financial News and Stock Market InvestmentStrategy Based on Text MiningAbstractIn the 21st century,an era of fast-paced lif...
基于工程变更的公用事业工程造价管理研究
目次1.绪论.………11.1研究背景及意义1.2研究现状......11.3研究的内容......22.工程变更的相关理论.....22.1工程变更的概念.……22.2工程变更产生的原因..2.3工程变更的分类....…52.4工程变更...
“网”——小户型座椅创新设计-1
四川大学锦江学院毕业论文（设计）绪论家具是人们生活方式的一种体现，是一种阶段、一方地域的信息文化载体，是融合了历史、文化、科学、美学等众多学科为一体的媒介。它在人们的衣，食，住，行...
征信中心身份验证系统的设计与仿真
ABSTRACTIn today's social market economy,credit relations is a basic economic relations,but also a basic criterion of the market economy,and improve the social credit systemis an i...
上市公司对投资性房地产计量模式的选择动因研究
本科论文complexity of tax accounting,information disclosure,and the difference between profitfluctuations in the real estate market,the general listed companies have chosen the cos...
基于STM32的智能台灯
Intelligent table lamp based on stm32Abstract:Desk lamp has already become a necessity of people's life,but with thedevelopment of science and technology,as well as people's pursui...
WGS84与CGCS2000坐标系的比较及坐标转换软件
中文题目：WGS84与CGCS2000的比较及坐标转换软件编制外文题目：Compar i son of WGS84 and CGCS2000 and coordinateconversion software毕业论文共页（其中：外文文献及译文页）图纸共张完成日...
2DPSK调制解调系统设计
ABSTRACTBinary differential phase shift keying modulation is relatively short two-phase,denoted by 2DPSK.It is one of the most commonly used modulation in datacommunications,this a...
