Results 11 to 20 of about 13,081,117 (322)

Enumeration of points, lines, planes, etc [PDF]

open access: yes, 2016
One of the earliest results in enumerative combinatorial geometry is the following theorem of de Bruijn and Erdős: Every set of points $E$ in a projective plane determines at least $|E|$ lines, unless all the points are contained in a line.
June Huh, Botong Wang
semanticscholar   +3 more sources

Understanding cyber technologies in a physical way [PDF]

open access: yesTehnika, 2021
In this paper, we would discuss a bit more how cyber technologies operate in a physical way and why it's important to understand the limitations of a physical reality.
Đekić Milica D., Mester Gyula
doaj   +1 more source

A Privacy-Preserving Machine Learning Scheme Using EtC Images [PDF]

open access: yesIEICE Transactions on Fundamentals of Electronics Communications and Computer Sciences, 2020
We propose a privacy-preserving machine learning scheme with encryption-then-compression (EtC) images, where EtC images are images encrypted by using a block-based encryption method proposed for EtC systems with JPEG compression.
Ayana Kawamura   +4 more
semanticscholar   +1 more source

Multifaceted roles of mitochondrial stress responses under ETC dysfunction – repair, destruction and pathogenesis

open access: yesThe FEBS Journal, 2021
Electron transport chain (ETC) dysfunction is a common feature of mitochondrial diseases and induces severe cellular stresses, including mitochondrial membrane potential (Δψm) reduction, mitochondrial matrix acidification, metabolic derangements and ...
Shanshan Liu, Siqi Liu, Hui Jiang
semanticscholar   +1 more source

Using theoretical-computational conflicts to enrich the concept name of derivative [PDF]

open access: yes, 2003
Recent literature has pointed out pedagogical obstacles associated with the use of computational environments in the learning of mathematics. In this paper, we focus on the pedagogical role of the computer's inherent limitations in the development of ...
Carvalho, Luiz Mariano   +2 more
core   +1 more source

Air Cleaning Technologies for Bus and Rail Applications with Focus on UVGI Utilization [PDF]

open access: yesE3S Web of Conferences
Transport applications represent unique environment from the air cleaning perspective. Specifically, for bus and rail applications, a different approach needs to be applied than for building solutions.
Stavova Petra, Kolda Michal
doaj   +1 more source

The Feasibility of Replacing Coal with Biomass in Iron-Ore Pelletizing Plants with Respect to Melt-Induced Slagging

open access: yesEnergies, 2020
Combustion-generated fly ash particles in combination with the particles arising from the disintegration of iron-ore pellets, could give rise to the build-up of deposits on the refractory linings of the induration facility.
Hamid Sefidari   +3 more
doaj   +1 more source

Cyber procedures for a business environment in Serbia [PDF]

open access: yesTehnika, 2016
Through a practical experience, it is getting clear that medium and small enterprises as well as some foreign companies in Serbia suffer the serious lack of cyber security procedures. In a business environment of our country, there is a strong need for a
Đekić Milica D.
doaj   +1 more source

A Decentralized ETC Architecture Based on Blockchain Technology

open access: yesJournal of Advanced Transportation, 2021
Electronic toll collection (ETC) has been widely spread in China, providing efficient, comfortable, and convenient toll services. However, the nature of centralization of those ETC systems has incurred serious security threatens.
Shize Huang   +4 more
semanticscholar   +1 more source

The Internet of Things Security [PDF]

open access: yesTehnika, 2017
The Internet of Things (IoT) is a quite new concept covering on digital systems being correlated with each other. The first role of the Internet was to connect people, while this new paradigm serves in terms of connecting devices.
Đekić Milica D.
doaj   +1 more source

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