Results 21 to 30 of about 2,301,764 (289)

An AI-Powered, Low-Cost IoT Node Oriented to Flood Early Warning Systems

open access: yesEngineering Proceedings, 2023
The present study aims to design a low-cost smart AI-powered node to serve as a flood Early Warning System with a complete solution. The node is designed to predict forthcoming flood events by capturing and combining critical data related to such ...
Evangelos Skoubris, George Hloupis
doaj   +1 more source

Lymph Node Reactivity. II. Fetal Lymph Nodes [PDF]

open access: yesBlood, 1959
Abstract A study was made of the progressive development of structure and metalophilia of the axillary nodes obtained from fetuses of various weights. Metalophil cells were rare in fetuses weighing less than 1000 Gm., while the adult pattern of metalophilia was not observed until the fetus approached 2000 Gm.
M M, BLACK, F D, SPEER
openaire   +2 more sources

Documents hipertextuals per a entorns virtuals d'aprenentatge

open access: yesDigithum, 1999
L'article mostra les noves oportunitats que la Web d'Internet ha generat en el camp de la creació de documents hipertextuals. A partir de la grandària dels nodes, s'analitzen les característiques essencials del hipertextos d'abans de l'aparició de la Web
Cristòfol Rovira
doaj   +3 more sources

Entanglement distillation between solid-state quantum network nodes [PDF]

open access: yesScience, 2017
A distillation protocol is developed that enhances entanglement between distant nodes of a quantum network. Entangle, swap, purify, repeat The key to a successful quantum internet will be the ability to generate robust entanglement between distant ...
N. Kalb   +9 more
semanticscholar   +1 more source

A global reference data set for land cover mapping at 10 m resolution [PDF]

open access: yesEarth System Science Data
This paper presents a unique global reference data set for land cover mapping at a 10 m resolution, aligned with Sentinel-2 imagery for the year 2015. It contains more than 16.5 million data records at a 10 m resolution (or 165 K data records at 100 m ...
M. Lesiv   +15 more
doaj   +1 more source

Observation of Weyl nodes in TaAs [PDF]

open access: yesNature Physics, 2015
Experiments show that TaAs is a three-dimensional topological Weyl semimetal. In 1929, H. Weyl proposed that the massless solution of the Dirac equation represents a pair of a new type of particles, the so-called Weyl fermions1.
B. Lv   +21 more
semanticscholar   +1 more source

Uncovering the fragility of large-scale engineering projects

open access: yesEPJ Data Science, 2021
Engineering projects are notoriously hard to complete on-time, with project delays often theorised to propagate across interdependent activities. Here, we use a novel dataset consisting of activity networks from 14 diverse, large-scale engineering ...
Marc Santolini   +2 more
doaj   +1 more source

T-Smart: Trust Model for Blockchain Based Smart Marketplace

open access: yesJournal of Theoretical and Applied Electronic Commerce Research, 2021
With the innovation of embedded devices, the concept of smart marketplace came into existence. A smart marketplace is a platform on which participants can trade multiple resources, such as water, energy, bandwidth.
Muhammad Waleed   +4 more
doaj   +1 more source

Lithium-Ion Capacitors: A Review of Design and Active Materials

open access: yesEnergies, 2021
Lithium-ion capacitors (LICs) have gained significant attention in recent years for their increased energy density without altering their power density.
Jacob J. Lamb, Odne S. Burheim
doaj   +1 more source

Tumor metastasis to lymph nodes requires YAP-dependent metabolic adaptation

open access: yesScience, 2019
Fueling lymph node metastases Metastatic cells can migrate from a primary tumor to distant organs through two routes: They can enter the bloodstream directly, or they can enter a lymph node adjacent to the primary tumor.
Choong-kun Lee   +7 more
semanticscholar   +1 more source

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