Can you further clarify what you are interested in for "semi-supervised learning"? That could encompass many different approaches. There is an operator for one-class SVM in RapidMiner via the Anomaly Detection extension (free in the marketplace). This is a very popular algorithm for starting off with semi-supervised learning.
There is an operator for one-class SVM in RapidMiner via the Anomaly Detection extension (free in the marketplace). This is a very popular algorithm for starting off with semi-supervised learning.