The rapid expansion of small and medium enterprise (SME) lending has intensified the need for accurate and interpretable credit risk forecasting. Financial institutions must anticipate potential business loan delinquency to maintain portfolio stability and meet regulatory standards. This study...

Analyzing customer feedback, accessible on the Internet via social media platforms and tourism-related travel websites, empowers tourism service providers to pinpoint areas of success and concern. A notable approach to identifying factors determining customer satisfaction is the Kano method,...

Innovation ecosystems use R&D inputs to generate innovation outputs first and innovation impacts later. But some countries show a relatively low transmission, such as in the case of Kazakhstan, the largest economy in Central Asia. This article analyzes the transmission from R&D into innovation...

The Air Quality Index (AQI) is a key indicator for assessing air quality and its associated health impacts. Accurate AQI calculations are crucial for reliable air quality assessments, but outliers in air quality data can distort these calculations, leading to inaccurate predictions. This paper...

Innovation ecosystems use R&D inputs to generate innovation outputs first and innovation impacts later. But some countries show a relatively low transmission, such as in the case of Kazakhstan, the largest economy in Central Asia. This article analyzes the transmission from R&D into innovation...

In this note, we recollect some formulas and facts about linear mixed models in relation to Cohen’s effect size measure f2. It is shown how an estimate of the variance-covariance matrix for the estimated fixed effects parameter vector may serve to compute f2in the presence of random effects....