, where we use the topic modelling approach Latent Dirichlet Allocation (LDA) to gauge economic uncertainty perception, we … of incompatibleness. It is not just the content that is added at each observation point, but the very properties of LDA … different models can emerge when the algorithm is executed several times, even if the data and the parameter settings are …

Rahnenführer, 2020) with an implementation that uses preceding LDA results as an initialization for subsequent quarters, while …

al. 2021), a dynamic topic modeling approach refining the rather static original LDA (Blei et al. 2003) to allow for …