— A real-time multiple-input multiple-output (MIMO) channel measurement system was implemented by using a 4×4 MIMO software defined radio (SDR) testbed. A target application of...
— Push-to-talk over Cellular (PoC) is considered as one of important applications in Next Generation Networks (NGN). The main objective of this study is to investigate the perfor...
Wei-Peng Chen, Steven Licking, Takashi Ohno, Satos...
Performance of Web servers is critical to the success of many corporations and organizations. However, very few results have been published that quantitatively study the server be...
Abstract—This paper presents results from performance measurements carried out in a Differentiated Services WAN connecting three major cities in Southern Finland. The target of t...
Jarmo Harju, Yevgeni Koucheryavy, Juha Laine, Samp...
Spectral clustering is one of the most widely used techniques for extracting the underlying global structure of a data set. Compressed sensing and matrix completion have emerged a...