Carlos Orozco

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This article presents the first results of using an Augmented Reality (AR) tool, designed to support tutoring sessions in multi-variate calculus. The tool is used either in a face-to-face setting in which the instructor and the students are collocated or in a distance setting, in which the instructor and students are physically in remote places. The tool(More)
STUDY OBJECTIVES Patients with postural tachycardia syndrome (POTS) commonly complain of fatigue, unrefreshing sleep, daytime sleepiness and diminished quality of life. The study objective was to assess sleep quality in POTS patients using wrist actigraphy. DESIGN Prospective study with control group. METHODS Patients with POTS (n = 36) and healthy(More)
We present an approach to anomaly detection based on the construction of a Hidden Markov Model trained on processor workload data. Based on processor load measurements, a HMM is constructed as a model of the system normal behavior. Any observed sequence of processor load measurements that is unlikely generated by the HMM is then considered as an anomaly. We(More)
The copyright law of the United States (title 17, U.S. Code) governs the making of photocopies or other reproductions of copyrighted material. Any copying of this document without permission of its author may be prohibited by law. Abstract We consider optimal design problems of systems governed by suitable discretizations of non-linear partial differential(More)
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