CAJ | 학술논문

大数据技术作为当前热门的技术领域，得到了广泛的关注和研究。文中对大数据的概念、特征、国内外发展情况进行了研究，对数据采集与感知、数据存储与处理、数据分析、数据可视化和大数据安全与隐私保护等方面的共性基础技术和前沿技术进行了分析，指出了这些技术的最新研究方向，总结了大数据技术面临的技术和政策方面的挑战，分析了其技术本质，对大数据的研究和工程应用具有指导意义。
대수거기술작위당전열문적기술영역，득도료엄범적관주화연구。문중대대수거적개념、특정、국내외발전정황진행료연구，대수거채집여감지、수거존저여처리、수거분석、수거가시화화대수거안전여은사보호등방면적공성기출기술화전연기술진행료분석，지출료저사기술적최신연구방향，총결료대수거기술면림적기술화정책방면적도전，분석료기기술본질，대대수거적연구화공정응용구유지도의의。
Big data ,as a current popular technical field, attracts extensive attention and research. This pa-per discusses the concept, characteristics and development status quo of big data both at home and abroad, analyses the common fundamental technique and frontier technique of big data, including data collection and perception, data storage and processing, data analysis, data visualization, data security and privacy protection etc. , points out the newest research directions of these techniques, summarizes the confronted technical and policy challenges, and finally analyzes the technical essence,all this could provide a signifi-cant guidance for big data research and engineering application.