iSOL is a list of domain-dependent opinion signal words in Spanish. The domain is the set of words of movie reviews.
The elaboration of the list was performed using a corpus-based approach. In this case it selected the Spanish Movie Reviews corpus. The list is composed of 2,535 positive words and 5,639 negative words. For more information on how the list was developed see the paper: Semantic Orientation for Polarity Classification in Spanish Reviews (In revision).
Molina-González M.D., Martínez-Cámara, E., Martín-Valdivia, M. T. & Perea-Ortega, J. M. (2012). Semantic orientation for polarity classification in Spanish reviews. Expert Systems with Applications.