Thomas Theodoridis

Learn More
Recommendation systems are at the core of Web 2.0 acting like "virtual" salespersons that collaboratively filter and propose products to consumers of Web stores. This article investigates the Amazon co-purchase network, which is formed by every recommendation of the top selling products in all product categories. Analysis of motifs and communities has been(More)
In this work, we propose a multi-view temporal video segmentation approach that employs a Gaussian scoring process for determining the best segmentation positions. By exploiting the semantic action information that the dense trajectories video description offers, this method can detect intra-shot actions as well, unlike shot boundary detection approaches.(More)
BACKGROUND No data are currently available regarding kinetics of human endometrial steroid receptors in stimulated cycles. METHODS In 31 patients (age <39 years) stimulated with gonadotrophins and GnRH antagonists for intrauterine insemination (IUI) an endometrial biopsy was performed on the first day after the end of menstruation and a second biopsy was(More)
  • 1