Search Results - "Ali, Sayed"

Adaptive Networks by Sayed, Ali H.

“…This paper surveys recent advances related to adaptation, learning, and optimization over networks. Various distributed strategies are discussed that enable a…”
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Linker functionalized metal-organic frameworks by Ali Akbar Razavi, Sayed, Morsali, Ali

“…[Display omitted] •Functional metal-organic frameworks are classified and discussed based organic function.•Evidences about the effects of the organic…”
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Diffusion Adaptation Strategies for Distributed Optimization and Learning Over Networks by Jianshu Chen, Sayed, Ali H.

“…We propose an adaptive diffusion mechanism to optimize global cost functions in a distributed manner over a network of nodes. The cost function is assumed to…”
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Exact Diffusion for Distributed Optimization and Learning-Part I: Algorithm Development by Yuan, Kun, Ying, Bicheng, Zhao, Xiaochuan, Sayed, Ali H.

“…This paper develops a distributed optimization strategy with guaranteed exact convergence for a broad class of left-stochastic combination policies. The…”
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Higher-Order Weyl Semimetals by Ghorashi, Sayed Ali Akbar, Li, Tianhe, Hughes, Taylor L

“…We investigate higher-order Weyl semimetals (HOWSMs) having bulk Weyl nodes attached to both surface and hinge Fermi arcs. We identify a new type of Weyl node,…”
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Federated Learning Under Importance Sampling by Rizk, Elsa, Vlaski, Stefan, Sayed, Ali H.

“…Federated learning encapsulates distributed learning strategies that are managed by a central unit. Since it relies on using a selected number of agents at…”
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Distributed Learning in Non-Convex Environments-Part I: Agreement at a Linear Rate by Vlaski, Stefan, Sayed, Ali H.

“…Driven by the need to solve increasingly complex optimization problems in signal processing and machine learning, there has been increasing interest in…”
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Distributed Learning in Non-Convex Environments- Part II: Polynomial Escape From Saddle-Points by Vlaski, Stefan, Sayed, Ali H.

“…The diffusion strategy for distributed learning from streaming data employs local stochastic gradient updates along with exchange of iterates over…”
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COVID-19 and mental well-being of nurses in a tertiary facility in Kenya by Ali, Sayed K, Shah, Jasmit, Talib, Zohray

“…The 2019 coronavirus disease (COVID-19) epidemic is a global health emergency which has been shown to pose a great challenge to mental health, well-being and…”
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Distributed Clustering and Learning Over Networks by Xiaochuan Zhao, Sayed, Ali H.

“…Distributed processing over networks relies on in-network processing and cooperation among neighboring agents. Cooperation is beneficial when agents share a…”
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High capacity Hg(II) and Pb(II) removal using MOF-based nanocomposite: Cooperative effects of pore functionalization and surface-charge modulation by Abdollahi, Nasrin, Akbar Razavi, Sayed Ali, Morsali, Ali, Hu, Mao-Lin

“…Here, we applied a novel and simple strategy for high capacity heavy metal ion removal from aqueous solution by modification of urea decorated TMU-32 framework…”
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Fault Ride-Through Capability of Voltage-Controlled Inverters by Piya, Prasanna, Ebrahimi, Mohammad, Karimi-Ghartemani, Masoud, Khajehoddin, Sayed Ali

“…An auxiliary voltage controller is proposed for the fault ride-through (FRT) control of voltage-controlled inverters used in distributed energy resources. The…”
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Second-Order Guarantees of Stochastic Gradient Descent in Nonconvex Optimization by Vlaski, Stefan, Sayed, Ali H.

“…Recent years have seen increased interest in performance guarantees of gradient descent algorithms for nonconvex optimization. A number of works have uncovered…”
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Adaptive Social Learning by Bordignon, Virginia, Matta, Vincenzo, Sayed, Ali H.

“…This work proposes a novel strategy for social learning by introducing the critical feature of adaptation . In social learning, several distributed agents…”
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Partial Information Sharing over Social Learning Networks by Bordignon, Virginia, Matta, Vincenzo, Sayed, Ali H.

“…This work addresses the problem of sharing partial information within social learning strategies. In social learning, agents solve a distributed multiple…”
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Exact Diffusion for Distributed Optimization and Learning-Part II: Convergence Analysis by Yuan, Kun, Ying, Bicheng, Zhao, Xiaochuan, Sayed, Ali H.

“…Part I of this paper developed the exact diffusion algorithm to remove the bias that is characteristic of distributed solutions for deterministic optimization…”
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Multiagent Fully Decentralized Value Function Learning With Linear Convergence Rates by Cassano, Lucas, Yuan, Kun, Sayed, Ali H.

“…This article develops a fully decentralized multiagent algorithm for policy evaluation. The proposed scheme can be applied to two distinct scenarios. In the…”
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Local Tomography of Large Networks Under the Low-Observability Regime by Santos, Augusto, Matta, Vincenzo, Sayed, Ali H.

“…This article studies the problem of reconstructing the topology of a network of interacting agents via observations of the state-evolution of the agents. We…”
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Consistent Tomography Under Partial Observations Over Adaptive Networks by Matta, Vincenzo, Sayed, Ali H.

“…This paper studies the problem of inferring whether an agent is directly influenced by another agent over a network. Agent <inline-formula> <tex-math…”
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Grid-Supporting Inverters With Improved Dynamics by Khajehoddin, Sayed Ali, Karimi-Ghartemani, Masoud, Ebrahimi, Mohammad

“…A new inverter control approach, called enhanced virtual synchronous machine (eVSM), is proposed based on the VSM concept. Unlike existing VSM approaches, the…”
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