The experiment described in this paper addressed two main questions. Can a virtual coach motivate beginning athletes? Can a virtual coach influence beginning athletes exercise behavior? The results show that doing physical exercises is more enjoyable with a virtual coach than without, consequently increasing the intrinsic motivation. Also, the extrinsic motivation is increased by a virtual coac...

background: needle injuries are one of the most important hazards threatening the health of medical personnel, which can transmit more than 20 infectious pathogens. this study was conducted in order to evaluate the knowledge and practice of the medical staff at ali-ebne-abitaleb hospital of rafsanjan, iran, in regard to the hazards of needle injuries. methods: this cross sectional study was con...

Every fall, thousands of high school swimming coaches across the country begin the arduous process of preparing their athletes for competition. With a grueling practice schedule and a dedicated group of athletes, a coach can hone the squad into a cohesive unit, poised for any competition. However, oftentimes all preparation is in vain, as coaches assign swimmers to events with a lineup that is ...

OBJECTIVE To evaluate the intra- and inter-reliability and the ease of measuring the quadriceps muscle thickness using bedside ultrasound. METHODS This is a prospective, observational study. The assessment of quadriceps muscle thickness was performed at two reference points and was quantified using portable B-mode ultrasound in two healthy volunteers. For standardization of measurements and v...

Objective: Most of the research conducted so far on effective treatments for social anxiety disorder has used traditional cognitive-behavioral therapies. However, recent pathological theories emphasize the role of emotion regulation in the formation and continuation of the symptoms of this disorder. Thus, the study has been conducted to compare the efficacy of emotion- oriented therapy and the ...

Mining of frequent patterns is a basic problem in data mining applications. Frequent Itemset Mining is considered to be an important research oriented task in data mining, due to its large applicability in real world applications. In this paper, a new Maximal Frequent Itemset mining algorithm with effective pruning mechanism is proposed. The proposed algorithm takes vertical tidset representati...

In this paper we present COACH a Cumulative Online Algorithm for Classi cation of Handwriting de ciencies. A description of our algorithm along with a performance evaluation of COACH on real data is provided. COACH is an innovative algorithm designed for building an online handwriting evaluation tool to be used for classifying and remediating handwriting de ciencies. COACH adapts learning and d...