一种数字信号处理方法在数据预处理中的应用研究

来源 :Thirteenth Chinese Conference,SSTA 2011(第十三届中国系统仿真技术及其应用学术会议 | 被引量 : 0次 | 上传用户：chinaiddm599

【摘要】

：

数据挖掘是数据库系统和信息决策领域的前沿研究方向,本文首先介绍了在数据挖掘之前需要进行的数据预处理的重要性以及目前人们经常使用的数据预处理方法;其次介绍了信号处理中的小波分析理论基础,并提供了三种小波分析的方法;最后把这种信号处理技术应用在数据预处理中,提供了一种解决数据预处理中数据压缩的思路.

【作者】

：

张国卿马亚龙同兰娟孙明

【机构】

：

装甲兵工程学院,北京,中国,100072 中国人民解放军63999,北京,中国

【出处】

：

Thirteenth Chinese Conference,SSTA 2011(第十三届中国系统仿真技术及其应用学术会议

【发表日期】

：

2011年2期

【关键词】

：

数据挖掘数据预处理小波变换数据压缩

下载到本地 , 更方便阅读

下载此文赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

其他文献

The effect of age on slaughter results of fast and medium growing broilers raised extensive indoor s

Alternative poultry production systems have met the sensitivities of the prosperous EU and US public concerning animal welfare,environment conservation and sustainability,and demand for superior taste

会议

Alternative poultry productionCarcass traitsBroiler genotypes

The effects of natural and modified clinoptilolite on antioxidant function to LPS in broiler chicken

The antioxidant effects of natural clinoptilolite (NCLI) and modified clinoptilolite (MCLI) were investigated in broilers that were repeatedly challenged with lipopolysaccharide (LPS).A total of 288 1

会议

ClinoptiloliteAntioxidantBroilerLPS

The effect of green forages on meat fatty acid profiles of ostriches fed standard and linseed supple

The aim of the study was to determine the effect of green forages on meat fatty acid profiles of ostriches fed standard and linseed supplemented diets.Forty eight ostriches were raised in six groups:C

会议

OstrichMeat qualityDietOmega-3 FAFatty acids

Options for methane mitigation:Challenges and opportunities in West Africa

This paper explores the potential options and challenges of mitigating methane emissions in West Africa.The paper seeks to contribute to the global attempt of reducing methane emissions and improve li

会议

Greenhouse gasMethaneEfficiencyProductivity

Effects of ground maize supplementation and different natural tannin sources on in vitro methane and

This study included two experiments.The first experiment was an complete randomized design with 5 treatments and 3 replications.The treatments were levels of ground maize (GM) at 0,5,10,15 and 20 ％ (b

会议

Green house gas productionPlantsSoluble carbohydrateAnti-nutrientsRuminants

Development and characterization of an aerated sequential bioreactor driven by nitrifying bacteria u

The expansion of marine aquaculture is limited by the management of hyper-saline and high strength ammonia-nitrogen (NH4+-N) wastewater,which frequently causes offshore water pollution and serious red

会议

Marine aquaculture systemAOBNOBFISHPCRDGGEPreferred

Competitive analysis on the characteristics of swine liquid fertilizers by the level of maturity in

After banning the ocean dumping of animal wastes since 2012 in Korea,many alternatives have been attempted.As a result,Korean government gave emphasis on the livestock manure recycling,establishing or

会议

Liquid fertilizer quality certificationMain level-grading factorsEvaluation st

The Preparation and Characterization of Thermophile in Composts

Compost is a method which promotes the degradation of degradable organic substance into stable humus,using natural or commercial microbe.Due to the limitation of material quality,compost volume and so

会议

CompostingAnimal CarcassesMicrobe Agent

The effect of chemical treatment method of Korean Standard Operating Procedure on physicochemical co

Foot and Mouth Disease (FMD) is one of the most highly communicable diseases among the infectious diseases in domestic animals.Office International des Epizooties (OIE) classifies it as a first class

会议

Swine manureFoot and mouth diseaseKorean standard operating procedureNaOH tre

Effect of SCODMn and pH adjustment on the physicochemical characteristics in liquid fertilizer produ

This research investigated the effect of SCODMn concentrations and pH adjustment at the stage before land application,namely 2ndaeration treatment stage of liquid fertilizer in the liquid fertilizer t

会议

Liquid manure treatment systemSwine manure2ndaeration treatmentLand applicati

一种数字信号处理方法在数据预处理中的应用研究

其他学术论文