Krahasoni metodat
Shqyrtoni metodat e zgjedhura krah për krah; rreshtat që ndryshojnë janë të theksuar.
| Mesatarizimi Bajesian Hapësinor i Modeleve× | Inferencë Variacionale Hapësinore× | |
|---|---|---|
| Fusha | Statistika bajesiane | Statistika bajesiane |
| Familja | Bayesian methods | Bayesian methods |
| Viti i origjinës≠ | 2008 | 2009 |
| Krijuesi≠ | LeSage & Fischer (building on Raftery et al. BMA framework, 1997) | Titsias (2009) for sparse GP; Rue, Martino & Chopin (2009) for latent Gaussian spatial models |
| Lloji≠ | Bayesian model combination with spatial structure | Approximate Bayesian inference algorithm |
| Burimi themelues≠ | LeSage, J. P. & Pace, R. K. (2009). Introduction to Spatial Econometrics. CRC Press / Taylor & Francis. ISBN: 978-1420064247 | Titsias, M. K. (2009). Variational learning of inducing variables in sparse Gaussian processes. In Proceedings of the 12th International Conference on Artificial Intelligence and Statistics (AISTATS), PMLR 5, pp. 567-574. link ↗ |
| Emërtime të tjera | spatial BMA, BMA for spatial data, Bayesian model averaging with spatial effects, spatial model uncertainty averaging | SVI spatial, variational Bayes for spatial data, approximate Bayesian inference for spatial models, variational GP inference |
| Të lidhura | 5 | 5 |
| Përmbledhja≠ | Spatial Bayesian model averaging (spatial BMA) extends classical BMA to settings where observations are georeferenced and spatial dependence must be modelled. Rather than selecting a single spatial regression model — which spatial weight matrix to use, which regressors to include, which spatial lag or error structure to adopt — it averages the predictions and parameter estimates across all candidate models, weighting each by its posterior probability given the data. | Spatial variational inference is a scalable approximate Bayesian method that fits latent Gaussian or Gaussian-process models to georeferenced data by optimising a lower bound on the marginal likelihood. It replaces expensive MCMC sampling with a deterministic optimisation step, making full-posterior uncertainty quantification tractable for large spatial datasets. |
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