As the Web continues to grow, it has become increasingly difficult to search for relevant information using traditional search engines. Topic-specific search engines provide an al...
Currently, most search engines are text-based and their structures are centralized. These kinds of engine are sufficient for searching text information in Internet. However, while...
Ruizhi Ye, Yingchun Yang, Zhenyu Shan, Yiyan Liu, ...
This paper studies how consumers' online search behavior may trigger pervasive and persistent online price dispersion. We set up a game-theoretic model to examine the oligopo...
Spatial search problems abound in the real world, from locating hidden nuclear or chemical sources to finding skiers after an avalanche. We exemplify the formalism and solution fo...
In the last couple of years we have evidenced several initiatives promoting the vision of open educational systems. Educational brokers are supposed to take advantage of this ‘in...