Results 51 to 60 of about 34,893 (179)

Imaging-Based Clinical Management of Mandibular Canal Variants: PR–CBCT–Selective MRI

open access: yesBiomedicines
Background: Mandibular canal (MC) variants are common and clinically relevant for anesthesia, implant placement, third-molar surgery, and osteotomies. Reported prevalences vary widely because they depend on imaging modality, acquisition parameters, and ...
Ingrid C. Landfald   +2 more
doaj   +1 more source

Enabling Under Ice Glider Operations: A Backseat Driver Approach

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT Polar Oceans are key locations for forcing global ocean circulation, influencing both global climate and biogeochemical cycles. Due to restricted access to these seasonally and perennially ice‐covered regions, these areas are severely undersampled.
Yaomei Wang   +12 more
wiley   +1 more source

A comprehensive review of coordinated operation of transmission‐distribution networks: Frameworks, problems and future trends

open access: yesEnergy Conversion and Economics, EarlyView.
Abstract The rapid growth of distributed energy resources (DERs) is reshaping the operational landscape of transmission and distribution networks, creating new challenges for maintaining system‐wide security, economic efficiency and flexibility. Transmission‐distribution (T‐D) coordination has emerged as an essential paradigm for facilitating multi ...
Yining Yang   +4 more
wiley   +1 more source

Tangential Extremal Principles for Finite and Infinite Systems of Sets, I: Basic Theory [PDF]

open access: yes, 2011
In this paper we develop new extremal principles in variational analysis that deal with finite and infinite systems of convex and nonconvex sets. The results obtained, unified under the name of tangential extremal principles, combine primal and dual ...
Mordukhovich, Boris S., Phan, Hung M.
core   +2 more sources

Contingent derivatives and regularization for noncoercive inverse problems

open access: yes, 2018
We study the inverse problem of parameter identification in non-coercive variational problems that commonly appear in applied models. We examine the differentiability of the set-valued parameter-to-solution map by using the first-order and the second ...
Clason, Christian   +3 more
core   +1 more source

Investigating Dynamic Characteristics of Cavitation in Insulating Oil Microgaps Under Vibration: Theoretical Analysis and Experimental Observation

open access: yesHigh Voltage, EarlyView.
ABSTRACT The internal pressure fluctuations caused by vibration in oil‐immersed electrical equipment can initiate bubbles within narrow oil gaps, reducing the electrical strength of equipment and giving rise to the problem of abnormal gas production in oil‐immersed equipment.
Jiajun Yang, Tao Zhao, Yunpeng Liu
wiley   +1 more source

The impact of science on metaphysics and its limits [PDF]

open access: yes, 2006
The paper argues for three theses: (1) Metaphysics depends on science as a source of knowledge. Our current scientific theories commit us to certain metaphysical claims.
Esfeld, Michael
core  

A topological exploration of convergence/divergence of human‐mediated and algorithmically mediated pedagogy

open access: yesBritish Journal of Educational Technology, EarlyView.
We explore a topological model that situates teachers' agency as a constituent element within the convergent and divergent dynamics at the intersection of human‐mediated and algorithmically mediated pedagogies. Ubiquitous AI in education is designed to simulate, emulate and automate human processes and behaviours through datafication.
Keith Turvey, Norbert Pachler
wiley   +1 more source

Theorising Respect and Disrespect by and About Children and Young People: A Qualitative Systematic Literature Review

open access: yesChildren &Society, EarlyView.
ABSTRACT Respect is a foundational moral and social value, yet its conceptualisation by and about children and young people remains underexplored. This systematic qualitative literature review examines how respect and disrespect are theorised, defined or conceptualised in relation to children and young people, and the extent to which their perspectives
Alison MacKenzie   +9 more
wiley   +1 more source

Time-varying Projected Dynamical Systems with Applications to Feedback Optimization of Power Systems

open access: yes, 2018
This paper is concerned with the study of continuous-time, non-smooth dynamical systems which arise in the context of time-varying non-convex optimization problems, as for example the feedback-based optimization of power systems. We generalize the notion
Bolognani, Saverio   +4 more
core   +1 more source

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