Results 61 to 70 of about 4,697,654 (286)

Optimizing Optimizers: Regret-optimal gradient descent algorithms

open access: yes, 2020
Proceedings of Thirty Fourth Conference on Learning ...
Casgrain, Philippe, Kratsios, Anastasis
openaire   +4 more sources

Maximal sparse convex surrogate-assisted evolutionary convolutional neural architecture search for image segmentation

open access: yesComplex & Intelligent Systems, 2023
Designing reasonable architectures of convolutional neural network (CNN) for specific image segmentation remains a challenging task, as the determination of the structure and hyperparameters of CNN depends heavily on expertise and requires a great deal ...
Wei Wang, Xianpeng Wang, Xiangman Song
doaj   +1 more source

Bio-inspired spatially variant photonic crystals for self-collimation and beam-steering applications in the near-infrared spectrum

open access: yesScientific Reports, 2021
The self-collimation of light through Photonic Crystals (PCs) due to their optical properties and through a special geometric structure offers a new form of beam steering with highly optical control capabilities for a range of different applications. The
Rudra Gnawali   +5 more
doaj   +1 more source

Efficacy and Safety Analysis of Roxarestat in Regulating Renal Anemia in Patients on Maintenance Hemodialysis

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Objective To compare the efficacy and safety of roxarestat versus recombinant human erythropoietin (rhEPO) in the management of renal anemia in patients undergoing maintenance hemodialysis. Methods This was a prospective, open‐label, randomized controlled trial.
Lingling Chen, Junjie Zhu, Qiaonan Ge
wiley   +1 more source

Determinants of implementation of continuous glucose monitoring for patients with Insulin-Treated type 2 diabetes: a national survey of primary care providers

open access: yesBMC Primary Care
Objectives To identify determinants of continuous glucose monitoring (CGM) implementation from primary care providers’ (PCPs’) perspectives and examine the associations of these determinants with both PCP intent to discuss CGM with eligible patients and ...
Varsha G. Vimalananda   +8 more
doaj   +1 more source

Adaptive Bound Optimization for Online Convex Optimization [PDF]

open access: yes, 2010
We introduce a new online convex optimization algorithm that adaptively chooses its regularization function based on the loss functions observed so far.
McMahan, H. Brendan, Streeter, Matthew
core   +1 more source

Adaptive Sequential Optimization with Applications to Machine Learning

open access: yes, 2015
A framework is introduced for solving a sequence of slowly changing optimization problems, including those arising in regression and classification applications, using optimization algorithms such as stochastic gradient descent (SGD).
Veeravalli, Venugopal V., Wilson, Craig
core   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

CO2 Footprint and Nodal Marginal Emission up to Distribution End Users for Energy Mix

open access: yesIEEE Access
To achieve the clean energy target set by various countries and states for 2030, it is crucial to assess Carbon Emission Flow (CEF) accurately across the entire energy supply chain.
Ahmed Y. Saber   +2 more
doaj   +1 more source

Guest Editorial: Nonlinear Optimization of Communication Systems [PDF]

open access: yes, 2006
Linear programming and other classical optimization techniques have found important applications in communication systems for many decades. Recently, there has been a surge in research activities that utilize the latest developments in nonlinear ...
Chiang, Mung   +4 more
core  

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