65 search results - page 2 / 13 » Iterative Learning from Texts and Counterexamples Using Addi... |
AAAI
1998
13 years 7 months ago
1998
In many important text classification problems, acquiring class labels for training documents is costly, while gathering large quantities of unlabeled data is cheap. This paper sh...
ALT
2009
Springer
14 years 3 months ago
2009
Springer
Abstract. Learning from streams is a process in which a group of learners separately obtain information about the target to be learned, but they can communicate with each other in ...
SIGMOD
2010
ACM
13 years 6 months ago
2010
ACM
Information extraction systems are increasingly being used to mine structured information from unstructured text documents. A commonly used unsupervised technique is to build iter...
ICMLA
2007
13 years 7 months ago
2007
We apply a new active learning formulation to the problem of learning medical concepts from unstructured text. The new formulation is based on maximizing the mutual information th...
ACL
2012
11 years 8 months ago
2012
Most information extraction (IE) systems identify facts that are explicitly stated in text. However, in natural language, some facts are implicit, and identifying them requires â€...