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Contextual Bandits on MovieLens-1M
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147.7
Cumulative Regret
GraphDR
127.6
263.275
398.95
534.625
Jun 26, 2026
Cumulative Regret
Updated 26d ago
Evaluation Results
Method
Method
Links
Cumulative Regret
GraphDR
T=20000
2026.06
147.7
PCA
ζk=0.68, T (Horizon)=2...
2026.06
186.7
PCA
T=20000
2026.06
199.4
Laplacian-reg
T=20000
2026.06
238
SpectralUCB
T=20000
2026.06
245.1
full LinUCB
T=20000
2026.06
250.6
GraphDR-LinUCB
ζk=0.68, T (Horizon)=2...
2026.06
273.3
full LinUCB
ζk=0.68, T (Horizon)=2...
2026.06
592.6
shuffle
ζk=0.68, T (Horizon)=2...
2026.06
650.2
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