نتایج جستجو برای: modified poisson regression
تعداد نتایج: 585381 فیلتر نتایج به سال:
Abstract This paper provides a review of the literature regarding methods for constructing prediction intervals counting variables, with particular focus on those whose distributions are Poisson or derived from and an over‐dispersion property. Independent identically distributed models regression both considered. The motivating problem this is that predicting number daily cumulative cases death...
Abstract With the emergence of telematics car driving data, insurance companies have started to boost classical actuarial regression models for claim frequency prediction with information. In this paper, we propose two data-driven neural network approaches that process data complement pricing a behavior risk factor from data. Our networks simultaneously accommodate feature engineering and model...
This study integrates association rules analysis, a methodology for selecting potential interactions, with Poisson regression modeling. Though typically ignored in conventional Poisson regression, interactions are very common in practice. However, selecting a Poisson regression model when many main effects and interactions are involved is problematic. In this study, we develop a model selection...
the two-spotted spider mite, tetranychus urticae koch (acari: tetranychidae), is an economically important pest of ornamental plant in iran. the population abundance and spatial distribution were studied on five rosa cultivars including maroussia, wendela, elderado, wenedetta, and hot lady during two growing seasons of 2011 and 2012 in greenhouse. the k parameter, index of dispersion, lloyd’s m...
There are a number of reasonable approaches to analysing an ordinal outcome variable. One common approach, known as the Proportional Odds (PO) Model, is implemented in Stata as ologit. If the assumptions of the PO model are not satisfied, an alternative is to treat the outcome as categorical, rather than ordinal, and use multinomial logistic regression (mlogit) in Stata. This insert describes a...
Introduction: Despite the advances in cardiovascular diseases, death caused by these diseases is still considered as the leading cause of mortality. In this study, some of the effective factors on the deaths caused by cardiovascular diseases were investigated Methods: This cross-sectional analytical study investigated the efficacy of Poisson regression models and negative binomial regres...
This integral trick assumes greater significance when the function f is known to have strong decay properties both at 0 and at ∞, since then the Mellin transform is entire in s. One way to ensure such rapid decay is via eigenfunction properties in the context of automorphic forms. [2] • The archetype Mellin transform: zeta from theta • Abstracting to holomorphic modular forms • Variation: wavef...
O2-S3.06 Table 1 Area-based socioeconomic measures and poisson regression models Chlamydia rates, females Gonorrhoea rates, females RR (95% CI) RR (95% CI) Economic deprivation % Below poverty line 1.14 (1.08 to 1.21) 1.36 (1.16 to 1.60) % Households with >1⁄430% of income
The study of networks, sets of objects connected by relationship, is an important area in sociology. It helps to understand the causes and consequences of the structure or relationships in large groups of people. Recently, Zheng et al (2006) used a multilevel overdispersed Poisson regression model to estimate the variation of propensity to form ties to people in some groups (e.g. males in priso...
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