To date, the majority of Web search engines have provided simple keyword search interfaces that present the results as a ranked list of hyperlinks. More recently researchers have b...
A key argument for modeling knowledge in ontologies is the easy re-use and re-engineering of the knowledge. However, beside consistency checking, current ontology engineering tools...
In a multi-level cache such as those used for web caching, a hit at level l leads to the caching of the requested object in all intermediate caches on the reverse path (levels l -...
Bigtable is a distributed storage system for managing structured data that is designed to scale to a very large size: petabytes of data across thousands of commodity servers. Many...
Fay Chang, Jeffrey Dean, Sanjay Ghemawat, Wilson C...
Wi-Fi hotspots are one of the most promising scenarios for mobile computing. In this scenario, a very limiting factor is the scarcity of mobile-device energetic resources. Both har...
Giuseppe Anastasi, Marco Conti, Enrico Gregori, An...