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A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

169,051 papers · 148 categories

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1122 · Jan 202619922001200920172026
11 results for gossip-based

Gossip-based actor-learner architectures improve deep reinforcement learning efficiency and scalability.

problem Stabilizing and scaling deep reinforcement learning through multi-simulator training.
method Gossip-based communication among actor-learners in a peer-to-peer topology, reducing synchronization.
result Gossip-based architectures outperform A2C in terms of robustness and sample efficiency.

This paper proposes a gossip-based algorithm for distributed bilevel optimization over networks.

problem Distributed bilevel optimization over networks with limited communication.
method Gossip-based distributed bilevel learning algorithm.
result Achieves optimal sample complexities for general and strongly convex objectives.

A novel algorithm reduces regret in multi-agent multi-armed bandits through gossip-based communication.

problem Minimizing average cumulative regret in a large number of agents solving the same MAB problem.
method A gossip-based protocol for decentralized decision-making and communication among agents.
result Achieves significant reduction in per-agent regret and communication complexity.

New gossip algorithms improve robustness of rank-based statistics in decentralized systems.

problem Ensuring robustness in decentralized AI and edge intelligence systems, especially in the presence of corrupted or adversarial data.
method Developed asynchronous gossip algorithms for computing rank-based statistics.
result First convergence rate bound for asynchronous gossip-based rank estimation.

A novel fully asynchronous scheme for distributed reinforcement learning over networks.

problem Policy evaluation in distributed reinforcement learning over networks.
method Design of a stochastic average gradient (SAG) based distributed algorithm and push-pull augmented graph approach.
result The proposed algorithm converges at a linear rate of \(\mathcal{O}(c^k)\) with \(c\in(0,1)\) and \(k\) increasing by one per node update.

Novel algorithm for decentralized optimization in time-varying networks with delays.

problem Decentralized optimization in networks with communication delays.
method DT-GO algorithm, applicable to general directed graphs, converges to same complexity as centralized SGD.
result Algorithm DT-GO achieves convergence rates for convex and non-convex objectives, similar to centralized SGD.

New asynchronous algorithms improve speed in decentralized optimization networks.

problem Hard convergence analysis for asynchronous decentralized optimization.
method Continuized framework to analyze heterogeneous delays in event-driven updates.
result Achieves asynchronous speedup with convergence rate controlled by eigengap weighted by local delays.

Novel gossip algorithms reduce communication in decentralized stochastic optimization with compressed updates.

problem Decentralized stochastic optimization with limited communication.
method Proposed CHOCO-SGD and CHOCO-GOSSIP algorithms for unbiased and biased compression, achieving linear convergence.
result Both algorithms outperform state-of-the-art, reducing communication by at least two orders of magnitude.

New algorithm for decentralized online convex optimization with unknown delays.

problem Decentralized online convex optimization with unknown, time-varying feedback delays.
method Proposes a novel algorithm that incorporates adaptive learning rates and gossip-based delay estimation.
result Achieves improved regret bounds of O(N √d tot + N √T (1-σ^2)^(1/4)) and O(N δmax ln T α) for different settings.