نتایج جستجو برای: added predictive ability
تعداد نتایج: 675343 فیلتر نتایج به سال:
The present investingation was designed to explore the extent to which the elements of the Health Belief Model (HBM)predict substance use among male drug addicts in Iran. A self – report research instrument (questionnaire)was developed and administered to obtain data. One hundred and twenty four subjects voluntarily participated in the survey . The contributers had already attended places lik...
BACKGROUND Identifying individuals at increased risk for melanoma could potentially improve public health through targeted surveillance and early detection. Studies have separately demonstrated significant associations between melanoma risk, melanocortin receptor (MC1R) polymorphisms, and indoor ultraviolet light (UV) exposure. Existing melanoma risk prediction models do not include these facto...
Loss functions are widely used to compare several competing forecasts. However, forecast comparisons often based on mismeasured proxy variables for the true target. We introduce concept of exact robustness measurement error loss and fully characterize this class as Bregman class. Hence, only conditional mean forecasts can be evaluated exactly robustly. For such robust functions, differences ave...
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