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stat.ME2022
Testing Many Constraints in Possibly Irregular Models Using Incomplete U-Statistics
Nils Sturma, Mathias Drton, Dennis Leung
We consider the problem of testing a null hypothesis defined by equality and inequality constraints on a statistical parameter. Testing such hypotheses can be challenging because t…
math.ST2022
Half-Trek Criterion for Identifiability of Latent Variable Models
Rina Foygel Barber, Mathias Drton, Nils Sturma +1
We consider linear structural equation models with latent variables and develop a criterion to certify whether the direct causal effects between the observable variables are identi…