Porovnat metody
Prohlédněte si vybrané metody vedle sebe; řádky, které se liší, jsou zvýrazněny.
| Rozšířené koincidenční přesné párování s podporou strojového učení (ML-CEM)× | Coarsened Exact Matching (CEM)× | |
|---|---|---|
| Obor | Kauzální inference | Kauzální inference |
| Rodina | Regression model | Regression model |
| Rok vzniku≠ | 2012-2019 | 2011-2012 |
| Tvůrce≠ | Extension of Iacus, King & Porro (2012) CEM; ML integration developed in subsequent causal ML literature | Iacus, King, & Porro |
| Typ≠ | Matching / quasi-experimental | Matching / causal inference |
| Původní zdroj | Iacus, S. M., King, G., & Porro, G. (2012). Causal Inference without Balance Checking: Coarsened Exact Matching. Political Analysis, 20(1), 1-24. DOI ↗ | Iacus, S. M., King, G., & Porro, G. (2012). Causal Inference without Balance Checking: Coarsened Exact Matching. Political Analysis, 20(1), 1-24. DOI ↗ |
| Další názvy≠ | ML-augmented CEM, ML-CEM, automated coarsened exact matching, ML-assisted CEM | CEM, coarsened matching, monotonic imbalance bounding matching |
| Příbuzné | 6 | 6 |
| Shrnutí≠ | Machine Learning-Augmented Coarsened Exact Matching extends Coarsened Exact Matching (Iacus, King & Porro, 2012) by using supervised machine learning to automate and optimise the coarsening step — the discretisation of continuous covariates into bins — rather than relying on researcher-specified cutpoints. This reduces both ad hoc subjectivity in coarsening decisions and residual imbalance, while preserving CEM's core logic of exact matching within coarsened strata. | Coarsened Exact Matching is a preprocessing method that achieves covariate balance by temporarily coarsening continuous variables into bins, exactly matching treated and control units within those bins, and then discarding all unmatched units. Introduced by Iacus, King, and Porro (2011, 2012), it bounds imbalance on each covariate independently, yielding a matched sample on which any estimator can be applied without relying on a propensity score model. |
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