Results 111 to 120 of about 42,934 (304)

A Fully Human Engineered Bone Niche With Endogenous Osteoclastogenesis Reveals Osteoclast‐Dependent Osteomimicry in Prostate Cancer Cells

open access: yesAdvanced Healthcare Materials, EarlyView.
A human 3D bone niche integrating osteoblasts and osteoclasts enables co‐culture with prostate cancer cell lines and patient‐derived organoids. The engineered niche (i) models aspects of reciprocal phenotypic regulation between osteoblasts and cancer cells, (ii) captures osteoclast‐enhanced osteomimicry in tumor cells, and (iii) establishes a ...
Andrea Mazzoleni   +7 more
wiley   +1 more source

Automated Calibration of a Camera Sensor Network ∗

open access: yes, 2008
— In this paper we present a new approach for the online calibration of a camera sensor network. This is the first step towards fully exploiting the potential for collaboration between mobile robots and static sensors sharing the same network.
Ioannis Rekleitis
core  

LiDAR and Camera Fusion in Autonomous Vehicles

open access: yes, 2022
LiDAR and camera can be an excellent complement to the advantages in an autonomous vehicle system. Various fusion methods have been developed for sensor fusion.
Zhang, Jie
core  

Vehicle Classification Based on FBG Sensor Arrays Using Neural Networks

open access: yes, 2020
This article is focused on the automatic classification of passing vehicles through an experimental platform using optical sensor arrays. The amount of data generated from various sensor systems is growing proportionally every year.
Patrik Kamencay   +5 more
core   +1 more source

Photothermal‐Activated Antibacterial Amyloid‐Polyphenol‐Iron Hydrogels for Synergistic Wound Healing

open access: yesAdvanced Healthcare Materials, EarlyView.
We report a thermally triggered supramolecular hydrogel (LTFe) formed by Fe3+ and tannic acid on lysozyme amyloid fibrils. Fe3+ enables rapid gelation and photothermal transduction with an efficiency of 88.56%. The LTFe hydrogel exhibits excellent biocompatibility, potent antibacterial activity against E. coli and S.
Di Wu   +8 more
wiley   +1 more source

A Systematic Study of GelMA‐Carbopol Bioinks for High‐Fidelity Extrusion 3D Bioprinting at Physiological Temperatures

open access: yesAdvanced Healthcare Materials, EarlyView.
Gonzalez Martinez and collaborators develop a strategy to formulate high performance GelMA‐based bioinks with low solids contents. The resulting bioinks enable 3D bioprinting at 37 °C of high‐fidelity structures with tunable mechanical properties that support high cell viability and function.
David A. González‐Martínez   +8 more
wiley   +1 more source

A decentralized visual coverage mechanism with camera rotations for wireless visual sensor networks

open access: yes, 2010
碩士無線視覺感測網路(Wireless Visual Sensor Networks,WVSNs)主要由視覺感測節點(Camera Node)所構成,如何以最少的視覺感測節點來共同分擔視覺感測的工作,在近年來已漸漸被研究學者所討論,其共同的目標均在於選擇較少的Camera Node達到目標監控的目的。然而,由於大部份的研究均將研究重心放在Node的選擇,並無考慮鏡頭轉動,這使得選出的Camera Node可能數量過多。本論文針對無線視覺感測網路,將鏡頭轉動納入考量,在給定的轉動延遲時限內 ...
林鈺雄; Lin, Yu-hsiung
core  

A Versatile Microfluidic Extrusion‐Based Hydrogel Platform for Self‐Organization and Long‐Term Maintenance of Engineered 3D Lymphatic Endothelium

open access: yesAdvanced Healthcare Materials, EarlyView.
Microfluidic coaxial extrusion generates size‐controlled 3D lymphatic tubes from primary human dermal lymphatic endothelial cells in a defined four‐component matrix. These engineered vessels self‐organize into stable lymphatic endothelium, maintain selective macromolecular permeability for 30 days, and enable direct comparison with blood endothelial ...
Elsa Mazari‐Arrighi   +8 more
wiley   +1 more source

Neutrophil‐Mimetic MRI Enables Ultra‐Early Detection of Vascular Inflammation After Stroke

open access: yesAdvanced Healthcare Materials, EarlyView.
In this study, we developed neutrophil‐mimetic MRI probes that detect ultra‐early neuroinflammation following ischemic stroke by targeting E‐selectin. Within seconds of their injection, these microparticles mimic initial leukocyte adhesion to the activated cerebral endothelium.
Marion Isabelle Morvan   +17 more
wiley   +1 more source

On full-view area coverage with camera rotation in wireless camera sensor networks

open access: yes, 2017
碩士如何有效地區域覆蓋在攝影機感測網路中一直是十分重要的議題,不過大部分文獻都只考慮到如何覆蓋,卻沒有考慮到攝影機擺放的方向,使得即使攝影機覆蓋住目標物,也無法保證辨識目標物的身分,喪失了攝影機可以取得目標物影像資訊的特性。因此,本篇論文提出了區域覆蓋影像辨識(Full-View Area Coverage, FVAC)機制以有效地區域覆蓋並辨識目標物的影像。在FVAC中,我們會先以有效角的大小決定安全區域與不安全區域的範圍,再將攝影機感測器依照四方形方格的方式進行先決式的部署 ...
蕭楊蒲;Hsiao, Yang-Pu
core  

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