32 search results - page 6 / 7 » An Empirical Study on Learning to Rank of Tweets |
CIDM
2009
IEEE
14 years 4 months ago
2009
IEEE
— Both theory and a wealth of empirical studies have established that ensembles are more accurate than single predictive models. Unfortunately, the problem of how to maximize ens...
ICML
2009
IEEE
14 years 4 months ago
2009
IEEE
We consider the problem of selecting a subset of m most informative features where m is the number of required features. This feature selection problem is essentially a combinator...
CHI
2007
ACM
14 years 10 months ago
2007
ACM
Augmented Chemistry (AC) is an application that utilizes a tangible user interface (TUI) for organic chemistry education. The empirical evaluation described in this paper compares...
WWW
2007
ACM
14 years 10 months ago
2007
ACM
In this paper, we describe a system that can extract record structures from web pages with no direct human supervision. Records are commonly occurring HTML-embedded data tuples th...
SDM
2007
SIAM
13 years 11 months ago
2007
SIAM
Decision lists (or ordered rule sets) have two attractive properties compared to unordered rule sets: they require a simpler classification procedure and they allow for a more co...