<Para ID="Par1">Emerging location-based services in social media tools such as Foursquare and Twitter are providing an unprecedented amount of public-generated data on human movements and activities. This novel data source contains valuable information (e.g., geo-location, time and date, type of places) on...</para>

This paper deals with the problem of scenario tree reduction for stochastic programming problems. In particular, a reduction method based on cluster analysis is proposed and tested on a portfolio optimization problem. Extensive computational experiments were carried out to evaluate the...

This short communication examines the convergence of the Tier 1 capital ratio in the banking sector across the EMU. The study applies the Phillips-Sul convergence and clustering algorithm for 251 European banks over annual periods from 1990 to 2010. The null hypothesis of full convergence is...

Solving a multiple travelling salesperson (mTSP) is more difficult than solving a travelling salesperson. Although the TSP has received a great deal of attention, the research on the mTSP is limited. In the mTSP, the N cities must be partitioned into m tours, with each tour resulting in a TSP...

Given the rapid development of computer techniques and the growing demand from the customer side, system customisation is becoming a necessity for software development, and this area of specialisation is attracting increasing attention from scholars. The innovative functions or applications...