基本信息
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职业迁徙
个人简介
Specialties: Management of Data: dealing with 3Vs(Volume, Variety and Veracity) of big/trouditional data (people usually talk about 4Vs or 5Vs of big data, adding Velocity and Value):
(1) Veracity:
Data quality
* data standard: data parsing and standardazition,data standard discovery, data standard evaluation
* data understanding: data profiling, data quality evaluation, error identification
* data linkage and fusion: record matching(identity resolution), data fusion, data association
* data cleansing: data editing and repairing
(2) Volume:
Very large data processing (Hadoop & MapReduce)
* big data --> small data algorithms: query preserving data compression, incremental data processing, materialized view, data aggregation
* development: MapReduce,Hive,HBase,Impala,R,ETL for Hadoop
* tuning and deployment: CDH,IDH,Pivotal HD
(3) Variety:
Structured, Semistructured and Unstructured data
Relational data: querying, data exchange and integration
XML data management
* XML security: access control model, virtual views
* XQuery, XPath query processing engine: evaluation and optimization
* XML data integration
Social (graph) data management: storage and querying
Multimedia data management: content based image retrieval, video shot boundary detection
(1) Veracity:
Data quality
* data standard: data parsing and standardazition,data standard discovery, data standard evaluation
* data understanding: data profiling, data quality evaluation, error identification
* data linkage and fusion: record matching(identity resolution), data fusion, data association
* data cleansing: data editing and repairing
(2) Volume:
Very large data processing (Hadoop & MapReduce)
* big data --> small data algorithms: query preserving data compression, incremental data processing, materialized view, data aggregation
* development: MapReduce,Hive,HBase,Impala,R,ETL for Hadoop
* tuning and deployment: CDH,IDH,Pivotal HD
(3) Variety:
Structured, Semistructured and Unstructured data
Relational data: querying, data exchange and integration
XML data management
* XML security: access control model, virtual views
* XQuery, XPath query processing engine: evaluation and optimization
* XML data integration
Social (graph) data management: storage and querying
Multimedia data management: content based image retrieval, video shot boundary detection
研究兴趣
论文共 42 篇作者统计合作学者相似作者
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Xi-Bei Jia, Xi-Hua Hou, Qiu-Bo Ma, Xiao-Wen Cai,Yi-Ran Li,Su-Hong Mu,Shi-Ping Na,Ru-Juan Xie,Yu-Shi Bao
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