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Vector Causal Inference between Two Groups of Variables

AAAI 2023 · Probabilistic and scientific modeling › Causal discovery · approach: Identifiability with hidden confounders · 5 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Use 2G-VecCI.Full instead of 2G-VecCI.PCVector causal direction inference · Simulated linear and nonlinear datacorrect causal direction recoveryHelped
Use groupwise conditional-dependence edge densities rather than Vanilla-PC microstructure discoveryVector causal direction inference · Simulated data, generallycausal direction recoveryHelped
Use Vanilla-PC rather than the proposed groupwise methodsVector causal direction inference · Simulated data with small groups and sparse interactionscausal direction recoveryHelped
Increase interaction effect size and interaction density2G-VecCI methods · Simulated datacausal direction recoveryHelped
Increase within-group edge density2G-VecCI methods · Simulated datacausal direction recoveryHurt
Use extremely sparse interactions2G-VecCI.Full · Quadratic interactions, group sizes 15 and 25correct causal direction recoveryHurt
Apply 2G-VecCI.Full to ENSO and British Columbia temperatures2G-VecCI.Full · ENSO 3.4–British Columbia coarse grainingsinference direction: μ = 0.031; 0.59 correct, 0.27 wrongHelped
Apply 2G-VecCI.PC rather than 2G-VecCI.FullENSO–British Columbia temperature inference · ENSO 3.4–British Columbia coarse grainingsinference decisiveness: μ = 0.001; σ = 0.019Hurt
Use the Trace Method rather than 2G-VecCI methodsLinear group interactions with Gaussian noise · Simulated dataruntimeHelped
Use 2G-VecCI.Full rather than Vanilla-PCLinear causal direction inference · Groups of size 30, 100 samples, increasing interaction densitycorrect causal direction recoveryHelped

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