J. L. Gonzalez

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OBJECTIVE To test whether parenting style and smoking-specific parenting practices prospectively predicted adolescent smoking. METHODS Three hundred eighty-two adolescents (age 10-17 years, initial nonsmokers, 98% non-Hispanic whites) and their parents were interviewed, with smoking also assessed 1-2 years later. RESULTS Adolescents from disengaged(More)
Keywords: Stock index forecasting Neural networks Adaptive exponential smoothing a b s t r a c t The study of financial markets has been addressed in many works during the last years. Different methods have been used in order to capture the non-linear behavior which is characteristic of these complex systems. The development of profitable strategies has(More)
Discrete spectra can be used to measure frequencies of sinusoidal signal components. Such a measurement consists in digitizing a compound signal, performing windowing of the signal samples and computing their discrete magnitude spectrum, usually by means of the Fast Fourier Transform algorithm. Frequencies of individual components can be evaluated from(More)
16 residents in a Residential Care Home for elderly people volunteered and were trained in a social skills program aimed at increasing conversational skills. Subjects were assigned randomly to three groups, one experimental and two control groups (placebo and waiting list). The techniques used in the experimental group were behavior rehearsal, feedback,(More)
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