Results 61 to 70 of about 4,654,667 (290)

Using zero inflated models to analyze dental caries with many zeroes

open access: yesIndian Journal of Dental Research, 2010
Aim: The study aimed to analyze and determine the factors associated with dental caries experience contains many zeros by zero inflated models. Design: A cross sectional design was employed using clinical examination and questionnaire with interview ...
Javali Shivalingappa, Pandit Parameshwar
doaj  

Bayesian model selection reveals biological origins of zero inflation in single-cell transcriptomics

open access: yesGenome Biology, 2020
Background Single-cell RNA sequencing is a powerful tool for characterizing cellular heterogeneity in gene expression. However, high variability and a large number of zero counts present challenges for analysis and interpretation.
Kwangbom Choi   +3 more
doaj   +1 more source

Global Energy Corporations and Climate Change: The Role of Formal and Informal Institutions in Shaping Climate Change Risk Disclosure

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study examines climate change risk disclosure in the global energy sector, where firms face intense stakeholder scrutiny and legitimacy pressures. We develop a novel domain‐specific textual analysis measure to capture climate change risk disclosures, improving on prior approaches based on generic environmental terminology.
Khaldoon Albitar, Ali Meftah Gerged
wiley   +1 more source

Improved Confidence Interval Estimation for Zero-Inflated Count Data Using Transformed Two-Part Bootstrap

open access: yesAppliedMath
This study proposes a transformed two-part bootstrap confidence interval (TTB-CI) for zero-inflated count data. The method combines a standard zero-inflated mixture formulation, parametric bootstrap, and monotone transformations to improve inference for ...
Sangsung Park, Sunghae Jun
doaj   +1 more source

Zero Inflated Negative Binomial (ZINB) untuk Pemodelan Frekuensi Bepergian Penduduk Kabupaten Tapanuli Selatan Tahun 2016

open access: yesJurnal Fourier, 2018
Sektor pariwisata memiliki peran penting dalam pembangunan ekonomi wilayah karena dianggap mampu meningkatkan penerimaan daerah, terciptanya lapangan kerja dan peluang usaha serta pembangunan infrastruktur.
Eko Yulian
doaj   +1 more source

Eco‐Innovation, Economic Complexity, and Sustainability: A Bibliometric and Systematic Literature Review

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study systematizes the literature on eco‐innovation and economic complexity, aiming to understand how the sophistication of productive structures shapes countries' capacity to develop environmentally responsible innovations, and how eco‐innovation may, in turn, influence productive sophistication.
Gregory Matheus Pereira de Moraes   +1 more
wiley   +1 more source

A Comparison of the Robust Zero-Inflated and Hurdle Models with an Application to Maternal Mortality

open access: yesMathematical and Computational Applications
This study evaluates the performance of count regression models in the presence of zero inflation, outliers, and overdispersion using both simulated and real-world maternal mortality dataset.
Phelo Pitsha   +2 more
doaj   +1 more source

Pro‐Organic by Design: Choice Architecture Shaping Online Organic Grocery Purchases

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Consumer uptake of organic food is shaped by both personal values and the way choices are structured in the retail environment. Unlike prior research, we here investigate how elements of supermarket choice architecture influence organic choices.
John Thøgersen   +2 more
wiley   +1 more source

Predicting cyanobacteria abundance with Bayesian zero-inflated models

open access: yesJournal of Hydroinformatics, 2023
Cyanobacterial blooms are a persistent concern to water management and treatment, with blooms potentially causing the release of toxins and degrading water quality.
Yirao Zhang, Nicolas M. Peleato
doaj   +1 more source

Out of Sight, Out of Mind: Digitalization's Double Role in Driving Sustainable Transition

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This paper investigates the role of digitalization in overcoming organizational barriers to sustainability. Drawing on the attention‐based view (ABV) theory, the study examines how digitalization, as a contextual condition, shapes the allocation of managerial attention, influences the perception of sustainability barriers, and ultimately ...
Zahra Ahmadi‐Gh   +1 more
wiley   +1 more source

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