Results 11 to 20 of about 9,304,790 (324)

Manganese carbonyl-mediated reactions of azabutadienes with phenylacetylene, methyl acrylate and other unsaturated molecules [PDF]

open access: yes, 2004
Reaction of PhCH₂Mn(CO)₅ with l,4-di-aryl-1-aza-1,3-butadienes gave substituted pyrrolinonyl rings which were η⁴-coordinated to a Mn(CO)₃ group. These are formed by intramolecular CO insertion into a (non-isolated) cyclomanganated intermediate, followed ...
Mace, Wade   +3 more
core   +22 more sources

Movie Description [PDF]

open access: yesInternational Journal of Computer Vision, 2017
Audio Description (AD) provides linguistic descriptions of movies and allows visually impaired people to follow a movie along with their peers. Such descriptions are by design mainly visual and thus naturally form an interesting data source for computer vision and computational linguistics.
Rohrbach, Anna   +7 more
openaire   +8 more sources

A Threat Model for Vehicular Fog Computing

open access: yesIEEE Access, 2022
Vehicular Fog Computing (VFC) facilitates the deployment of distributed, latency-aware services, residing between smart vehicles and cloud services. However, VFC systems are exposed to manifold security threats, putting human life at risk.
Timo Klein   +5 more
doaj   +1 more source

How detection ranges and usage stops impact digital contact tracing effectiveness for COVID-19

open access: yesScientific Reports, 2021
To combat the COVID-19 pandemic, many countries around the globe have adopted digital contact tracing apps. Various technologies exist to trace contacts that are potentially prone to different types of tracing errors.
Konstantin D. Pandl   +3 more
doaj   +1 more source

Massive Spatial Well Clustering Based on Conventional Well Log Feature Extraction for Fast Formation Heterogeneity Characterization

open access: yesLithosphere, 2022
Recent enhancements in computational capacity provide an opportunity for harnessing the enormous amount of reservoir data already acquired and extracting useful information for hydrocarbon exploration, development, and production.
Yupeng Li   +3 more
doaj   +1 more source

Late Jurassic Structural Deformation and Late Cenozoic Reactivation of the Southern Junggar Fold-And-Thrust Belt, NW China

open access: yesFrontiers in Earth Science, 2021
Because of the influence of the far field effect of the collision between Euro-Asian and India plates during the Late Cenozoic, the Tian Shan orogenic belt underwent intense reactivation, forming the Southern Junggar fold-and-thrust belt (SJ-FTB) to the ...
Delong Ma   +11 more
doaj   +1 more source

DESCRIPTIVE STATISTICS

open access: yesAnnals of Allergy, Asthma & Immunology, 2009
In this article, we introduced basic concepts of statistics, type of distributions, and descriptive statistics. A few examples were also provided. The basic concepts presented herein are only a fraction of the concepts related to descriptive statistics. Also, there are many commonly used distributions not presented herein, such as Poisson distributions
Runhua, Shi, Jerry W, McLarty
  +6 more sources

On the Convergence of Artificial Intelligence and Distributed Ledger Technology: A Scoping Review and Future Research Agenda

open access: yesIEEE Access, 2020
Developments in artificial intelligence (AI) and distributed ledger technology (DLT) currently lead to lively debates in academia and practice. AI processes data to perform tasks that were previously thought possible only for humans.
Konstantin D. Pandl   +3 more
doaj   +1 more source

An Elegy to Cities’ Reciter of Elegies (A Critique on the Book Cities’ Reciter of Elegies) [PDF]

open access: yesپژوهش‌نامۀ انتقادی متون و برنامه‌های علوم انسانی, 2021
The complete poetical work of Khaghani (Khaghani’s Divan) is one of the worthy works of Persian literature that is famous for being difficult to obtain and understand.
Arash Amraei
doaj   +1 more source

Distribution of Nanhua-Sinian rifts and proto-type basin evolution in southwestern Tarim Basin, NW China

open access: yesPetroleum Exploration and Development, 2020
Based on seismic data, outcrop evidence, logging data and regional aeromagnetic data, the distribution of Nanhua–Sinian rifts in the southwestern Tarim Basin was analyzed, and on the basis of restoration of lithofacies paleogeography in different periods
Lei TIAN   +4 more
doaj   +1 more source

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