771 search results - page 134 / 155 » Methods for Measuring Search Engine Performance over Time |
TASLP
2011
13 years 2 months ago
2011
—We present a simple and efficient feature modeling approach for tracking the pitch of two simultaneously active speakers. We model the spectrogram features of single speakers u...
SIGMOD
2009
ACM
14 years 8 months ago
2009
ACM
Column-oriented database systems [19, 23] perform better than traditional row-oriented database systems on analytical workloads such as those found in decision support and busines...
IADIS
2003
13 years 9 months ago
2003
In this paper we investigate how “self-awareness'', through on-line self-monitoring and measurement, coupled with intelligent adaptive behaviour in response to observe...
SOCO
2010
Springer
13 years 6 months ago
2010
Springer
This paper presents an evolutionary algorithm for modeling the arrival dates in time-stamped data sequences such as newscasts, e-mails, IRC conversations, scientific journal artic...
SIGIR
2011
ACM
12 years 10 months ago
2011
ACM
The situation in which a choice is made is an important information for recommender systems. Context-aware recommenders take this information into account to make predictions. So ...