Inferring and Improving Street Maps with Data-Driven Automation
Automatic map inference, data refinement, and machine-assisted map editing promises more accurate map datasets.
Sam Madden
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Technical Perspective: Mesa Takes Data Warehousing to New Heights
Producing reports at the scale of Google Ads, where billions of clicks happen per day, is the challenge addressed by the Mesa system described in "Mesa: A Geo-Replicated Online Data Warehouse for Google's Advertising System."
MapReduce and Parallel DBMSs: Friends or Foes?
Parallel DBMSs excel at efficient querying of large data sets; MapReduce-style systems excel at complex analytics and ETL tasks. Neither is good at what the other does well. Hence, the two technologies are complementary.
Networking Support For Query Processing in Sensor Networks
Networking and query processing must be co-designed to allow data self-organization for flexible but efficient in-network storage, access, and processing.
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