Results 111 to 120 of about 37,534 (304)

Completion of Visible Contours

open access: yesSIAM Journal on Imaging Sciences, 2009
We show that the completion problem of reconstructing the hidden arcs of the contours of an image, given only the visible ones, has a solution. More precisely we prove that, given an oriented plane graph $K$ having as vertices only $T$-junctions and nonexterior terminal points, there exists an apparent contour $G$ such that $K$ is the visible part of ...
Paolini, Maurizio   +2 more
openaire   +7 more sources

Light‐Induced Field‐Tunneling Synapses in Solution‐Processed Van Der Waals Heterostructures for Scalable, Retina‐Inspired Optical Sensing

open access: yesAdvanced Functional Materials, EarlyView.
A scalable, solution‐processed WSe2/ZrO2‐x van der Waals heterostructure realizes a light‐induced field‐tunneling synapse (LIFTS) that activates exclusively under bright illumination, emulating the photopic adaptation of the human retina at the device level.
Kijeong Nam   +10 more
wiley   +1 more source

Engineered Nanotopography to Modulate Growth and Signaling of Neuronal Networks

open access: yesAdvanced Functional Materials, EarlyView.
This study examines the interaction between neurons and nanoscale topographies on engineered substrates. Neurons cultured on nanowires, nanopillars and nanoneedles exhibit enhanced neurite outgrowth, form more organized neuronal circuits, and display improved synaptic connectivity, compared to flat substrates.
Hao Nguyen Tran   +8 more
wiley   +1 more source

Apparatus and method for three-dimensional contouring [PDF]

open access: yes, 2005
A device and method for contouring three-dimensionally curved surfaces includes an elongated contouring assembly that is supported at opposite ends by height adjustment mechanisms.
Simula, Glen R.   +4 more
core  

Electrochemical Pathways for Nitrate Conversion to Ammonia: From Environmental Challenges to Ammonia Economy

open access: yesAdvanced Functional Materials, EarlyView.
This perspective presents recent advances in electrocatalytic nitrate reduction, focusing on reaction mechanisms, catalyst design, and electrolyzer configurations. Key challenges in selectivity, stability, and practical wastewater treatment are highlighted, while future directions for advancing sustainable ammonia synthesis and nitrate remediation are ...
Xintong Li   +9 more
wiley   +1 more source

Radiesse®: a novel rejuvenation treatment for the upper arms

open access: yesClinical, Cosmetic and Investigational Dermatology, 2015
Moisés AmselemClinica Dr. Moisés Amselem, Madrid, SpainAbstract: Nonsurgical esthetic improvement of the upper arms is a desirable goal for many individuals. Radiesse® (calcium hydroxylapatite) is an effective dermal filler for a number
Amselem M
doaj  

Potential of E-Learning Interventions and Artificial Intelligence–Assisted Contouring Skills in Radiotherapy: The ELAISA Study

open access: yesJCO Global Oncology
PURPOSEMost research on artificial intelligence–based auto-contouring as template (AI-assisted contouring) for organs-at-risk (OARs) stem from high-income countries. The effect and safety are, however, likely to depend on local factors.
Mathis Ersted Rasmussen   +33 more
doaj   +1 more source

Arm contouring [PDF]

open access: yesAesthetic Surgery Journal, 2003
Ricardo, Baroudi   +1 more
openaire   +2 more sources

Load Distributing Metamaterials Via Discrete Optimization

open access: yesAdvanced Functional Materials, EarlyView.
Mechanical metamaterials are computationally optimized to homogenize transmitted forces by minimizing the spread of reaction forces. The resulting architectures transform localized loading into broader, more uniform force distributions and experimentally demonstrate robust load spreading under quasi‐static and impact loading.
Andrea Detry   +6 more
wiley   +1 more source

"Metodologia integrada para a medição da forma geometrica, deslocamentos, deformações e tensões em superficies não planas atraves da holografia eletronica" [PDF]

open access: yes, 1994
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro TecnologicoA holografia eletrônica tem sido usada na medição de campos de deslocamentos, deformações e tensões em superfícies planas.
Assuiti, Carlos Henrique
core  

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