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DyETC: Dynamic Electronic Toll Collection for Traffic Congestion Alleviation

AAAI 2018 · Reinforcement learning › Policy gradient and actor-critic · approach: Tree search and policy optimization · 30 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
use Beta-distribution policy instead of Normal-distribution policy (ablation)PG-β · synthetic traffic networktraffic volumeHelped
use time-dependent policy/value functions instead of time-independent (PG-I) (ablation)PG-β · synthetic traffic networktraffic volumeHelped
use separate per-period functions instead of adding time as a state dimension (PG-time) (ablation)PG-β · synthetic traffic networktraffic volumeHelped
add state abstraction (PG-β-abs) (ablation)PG-β · synthetic traffic networktraffic volumeNo clear effect
add state abstraction (PG-β-abs) (ablation)PG-β · synthetic traffic networkper-episode runtimeHelped
use PG-β dynamic tolls instead of Fix tollDyETC · Singapore Central Regiontraffic volume: +8%Helped
use PG-β dynamic tolls instead of Δ-tollingDyETC · Singapore Central Regiontotal travel time: -14.6%Helped
use PG-β tolls vs existing schemes across demand, cost sensitivity, value of time, max tollDyETC · synthetic traffic networktraffic volume and travel timeHelped

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