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This paper describes a workflow manager developed and deployed at Yahoo called Nova, which pushes continually-arriving data through graphs of Pig programs executing on Hadoop clusters. (Pig is a structured dataflow language and runtime for the Hadoop map-reduce system.) Nova is like data stream managers in its support for stateful incremental processing,(More)
BACKGROUND Despite increased immigration to the United States from endemic areas, the diagnosis of microfilariasis in this country remains infrequent. This disease may occasionally present as a breast mass, in the absence of other clinical findings. CASE We report an unusual case of Wuchereria bancrofti diagnosed in a pregnant woman by breast fine-needle(More)
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