Limei Jiao

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MapReduce and Spark are two very popular open source cluster computing frameworks for large scale data analytics. These frameworks hide the complexity of task parallelism and fault-tolerance, by exposing a simple programming API to users. In this paper, we evaluate the major architectural components in MapReduce and Spark frameworks including: shuffle,(More)
Document stores that provide the efficiency of a schema-less interface are widely used by developers in mobile and cloud applications. However, the simplicity developers achieved controversially leads to complexity for data management due to lack of a schema. In this paper, we present a schema management framework for document stores. This framework(More)
Clipping Web pages, namely extracting the informative clips (areas) from Web pages, has many applications, such as Web printing and e-reading on small handheld devices. Although many existing methods attempt to address this task, most of them can either work only on certain types of Web pages (e.g., news- and blog-like web pages), or perform(More)
We describe a method to extract style and branding elements from multiple web pages in a given site for content repurposing. Style and branding elements convey the values of the site owners effectively and connect with the target prospects. They are manifested through logos, graphical elements, background color, font styles, font colors and other(More)
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