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Research map / Probabilistic and scientific modeling / Uncertainty and Gaussian processes

Memory-Based Dual Gaussian Processes for Sequential Learning

ICML 2023 · Probabilistic and scientific modeling › Uncertainty and Gaussian processes · approach: PAC-Bayes and decoupled GP learning · 1 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Add a representative memory of past examples to Dual-SVGP (ablation)Dual-SVGP · Split MNISTaccuracy: $.208 (.007)$ -> $.909 (.001)$Helped
Add a representative memory of past examples to Dual-SVGP (ablation)Dual-SVGP · Split MNISTNLPD: 68.038 (2.830) -> $\phantom{0}0.316 (0.010)$Helped
Use BLS-weighted selection rather than random selection for examples moved from training to test (ablation)Memory selection on Split MNIST · Split MNISTaccuracyHurt
Increase memory size using BLS-selected examples (ablation)Dual-SVGP · Split MNISTaccuracyHelped
Use memory-based sequential Dual-SVGP rather than OVCStreaming GP · UCI data setsNLPD: .57 (.02) vs .57 (.02); .44 (.03) vs .49 (.03); .41 (.05) vs .42 (.05); .26 (.03) vs .28 (.04); .02 (.00) vs .08 (.01); Helped
Use memory-based posterior updating rather than OVCSVGP · Schistosomiasis hotspot modellingMSEHelped
Use memory-based posterior updating rather than OVCSVGP · Schistosomiasis hotspot modellingaccuracyHelped
Use memory-based posterior updating rather than OVCSVGP · Schistosomiasis hotspot modellingtime per step: 85 seconds (standard deviation 11 seconds) -> 62 seconds (standard deviation 7 seconds)Helped
Use memory-based Dual-SVGP rather than OVC for batch Bayesian optimizationDual-SVGP · Lunar landerrewardHelped
Use memory-based Dual-SVGP rather than the cited methodDual-SVGP · Sequential magnetic anomaly mappingrepresentation qualityHelped
Use memory-based Dual-SVGP rather than the cited continual-learning baselineDual-SVGP · Split MNISTaccuracy: $.909 (.001)$ vs $.905 (.010)$Helped
Use natural-gradient optimization for variational parameters rather than the compared inference methodDual-SVGP · Adultinference wall-clock timeHelped

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