Fernando Enríquez

Learn More
AIM Nosocomial pneumonia (NP) and tracheobronchitis after cardiac surgery are associated with worse outcomes. The aim of this study was to identify risk factors associated with NP and tracheobronchitis after cardiac surgery and to determine the impact of these infections on hospital morbidity and mortality. METHODS We evaluated 1600 adult patients(More)
OBJECTIVE To describe the clinical and electrophysiological evolution of a group of patients diagnosed with carpal tunnel syndrome (CTS) who have not undergone any type of treatment (injections, braces or surgery). METHODS Clinical and electrophysiological monitoring was done consecutively in a series of patients who were admitted with a diagnosis of CTS.(More)
In most tasks related to opinion mining and sentiment analysis, it is necessary to compute the semantic orientation (i.e., positive or negative evaluative implications) of certain opinion expressions. Recent works suggest that semantic orientation depends on application domains. Moreover, we think that semantic orientation depends on the specific targets(More)
Use cases constitute a popular technique to problem analysis, partly due to their focus on thinking in terms of the user needs. However this is not a guarantee for discovering all the subproblems that compose the structure of a given software problem. Moreover, a rigorous application of the technique requires a previous consensus about the meaning of I.(More)
The TAC 2008 Opinion Summarization Pilot Task consists on generating multidocument summaries with certain peculiarities. First, the documents to be processed come from blogs and can be considered opinion texts. Second, the goal is not to obtain a summary of the complete documents, but the answers given in the documents to several questions. As input to the(More)