Results 61 to 70 of about 384,953 (220)

An iterative Bregman regularization method for optimal control problems with inequality constraints

open access: yes, 2016
We study an iterative regularization method of optimal control problems with control constraints. The regularization method is based on generalized Bregman distances.
Pörner, Frank, Wachsmuth, Daniel
core   +1 more source

Polyanhydride‐Based Microparticles for Programmable Pulsatile Release of Diphtheria Toxoid (DT) for Single‐Injection Self‐Boosting Vaccines

open access: yesAdvanced Materials, EarlyView.
This study presents a polyanhydride‐based delivery platform for single‐injection, self‐boosting vaccines. The system enables programmable, pulsatile release of diphtheria toxoid with high antigen recovery and is guided by machine learning for tunability. In vivo results show immune responses comparable to multi‐dose regimens, highlighting its potential
Linzixuan Zhang   +17 more
wiley   +1 more source

An Anticoagulant Coating Based on a Block Phosphocholine Copolymer for Potential Applications in Blood Contact Devices

open access: yesAdvanced Materials Interfaces, EarlyView.
Anticoagulant properties are critical for blood‐compatible materials, and anticoagulant coatings are a common key issue for blood‐contacting medical devices. In this study, a block copolymer poly(2‐methacrylenoxyethyl phosphocholine‐b‐glycidyl) (PMPC‐b‐GMA) is synthesized, using reversible addition‐fragmentation chain transfer polymerization (RAFT) and
Xinli Lu   +6 more
wiley   +1 more source

Synchronization and Noise: A Mechanism for Regularization in Neural Systems [PDF]

open access: yes, 2013
To learn and reason in the presence of uncertainty, the brain must be capable of imposing some form of regularization. Here we suggest, through theoretical and computational arguments, that the combination of noise with synchronization provides a ...
Bouvrie, Jake, Slotine, Jean-Jacques
core  

Regular, pseudo-regular, and almost regular matrices

open access: yes, 2007
We give lower bounds on the largest singular value of arbitrary matrices, some of which are asymptotically tight for almost all matrices. To study when these bounds are exact, we introduce several combinatorial concepts. In particular, we introduce regular, pseudo-regular, and almost regular matrices.
openaire   +2 more sources

r-Regularity

open access: yesJournal of Mathematical Imaging and Vision, 2014
We provide a characterization of r-regular sets in terms of the Lipschitz regularity of normal vector fields to the boundary.
Duarte, P., Torres, M. J.
openaire   +4 more sources

Tailoring the Solid Electrolyte Interphase Composition on Lithium Metal Anodes by the Choice of Ionic Liquid during Mechanochemical Modification

open access: yesAdvanced Materials Interfaces, EarlyView.
Roll‐pressing lithium foil in contact with ionic liquids is used to produce modified lithium anodes. The differences in performance, composition, and evolution upon cycling of the anodes depending on the ionic liquid used are highlighted, when used in combination with a classical Li‐ion electrolyte.
Julia Wellmann   +11 more
wiley   +1 more source

Regular Transition Functions and Regular Superprocesses [PDF]

open access: yesTransactions of the American Mathematical Society, 1989
The class of regular Markov processes is very close to the class of right processes studied by Meyer, Getoor and others. We say that a transition function p p is regular if it is the transition function of a well-defined regular Markov process. A characterization of regular transition functions is given which implies that, if
openaire   +1 more source

Research Progress on Atmospheric Turbulence Perception and Correction Based on Adaptive Optics and Deep Learning

open access: yesAdvanced Photonics Research, EarlyView.
This work presents a systematic review of atmospheric turbulence fundamentals, including theoretical formulations and adaptive optics‐based mitigation strategies. This includes an in‐depth examination of the devices, theories, and methodologies associated with traditional correction approaches.
Qinghui Liu   +5 more
wiley   +1 more source

Responsive Mn‐Ferrite Nanoparticles for Multicolor Magnetic Particle Imaging, Sensing, and Reactive Oxygen Species Degradation

open access: yesAdvanced Sensor Research, EarlyView.
Magnetic particle spectroscopy and imaging represent promising tools, particularly when combined with manganese‐ferrite nanoparticles as versatile theranostic agents. Adjusting the manganese content allows for simultaneous multi‐color tracer detection and reactive oxygen species sensing via magnetic particle spectroscopy and imaging, creating new ...
Fabian H. L. Starsich   +10 more
wiley   +1 more source

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