Results 31 to 40 of about 363,616 (286)

On TT¯ deformations and supersymmetry [PDF]

open access: yes, 2019
We investigate the “TT¯ ” deformations of two-dimensional supersymmetric quantum field theories. More precisely, we show that, by using the conservation equations for the supercurrent multiplet, the TT¯ deforming operator can be constructed as a super ...
Walsh, Harriet   +7 more
core   +2 more sources

Recent TWSTFT experiments at INRiM Time and Frequency Laboratory [PDF]

open access: yes, 2022
Two-Way Satellite Time and Frequency Transfer (TWSTFT) is a technique selected by many timing laboratories around the world for the comparison of atomic clocks and time scales over distance.
Thai, TT
core   +1 more source

CSI Feedback Based on Deep Learning for Massive MIMO Systems

open access: yesIEEE Access, 2019
Aiming at the problem of high complexity and low feedback accuracy of existing channel state information (CSI) feedback algorithms for frequency-division duplexing (FDD) massive multiple-input multiple-output (MIMO) systems, this paper proposes a CSI ...
Yong Liao   +3 more
doaj   +1 more source

Additive Manufacturing of Thermally Enhanced Lightweight Concrete Wall Elements with Closed Cellular Structures

open access: yesJournal of Facade Design and Engineering, 2021
Building envelopes incorporate a multitude of functions, such as structure, room enclosure, insulation, and aesthetic appeal, typically resulting in multi-material layered constructions. With the technology of additive manufacturing, geometrical freedom
Gido Dielemans   +4 more
doaj   +1 more source

EKF/UKF-based channel estimation for robust and reliable communications in V2V and IIoT

open access: yesEURASIP Journal on Wireless Communications and Networking, 2019
Cyber-physical systems (CPSs) are characterized by integrating computation, communication, and physical system. In typical CPS application scenarios, vehicle-to-vehicle (V2V) and Industry Internet of Things (IIoT), due to doubly selective fading and non ...
Yong Liao   +4 more
doaj   +1 more source

Clinical significance for assessing adaptive hemostasis changes during multiple pregnancy after in vitro fertilization

open access: yesАкушерство, гинекология и репродукция
Aim: to assess adaptive hemostasis changes in multiple dichorionic pregnancy after in vitro fertilization (IVF).   Materials and Methods. A prospective observational randomized controlled trial was conducted by examining 58 and 46 pregnant women with ...
F. Е. Yagubova   +4 more
doaj   +1 more source

Digital Twinning From Vehicle Usage Statistics for Customer-Centric Automotive Systems Engineering

open access: yesIEEE Open Journal of Intelligent Transportation Systems, 2023
Towards customer-centric automotive systems engineering, it is essential to incorporate physical models and vehicle usage behavior into decision support systems (DSSs).
Kunxiong Ling
doaj   +1 more source

occams: A Text Summarization Package

open access: yesAnalytics, 2023
Extractive text summarization selects asmall subset of sentences from a document, which gives good “coverage” of a document. When given a set of term weights indicating the importance of the terms, the concept of coverage may be formalized into a ...
Clinton T. White   +3 more
doaj   +1 more source

TT Virus [PDF]

open access: yesJournal of the American Society of Nephrology, 1999
Abstract. TT virus (TTV) is a newly described DNA virus that was first detected in the blood of three patients with elevated serum aminotransferases following transfusion who tested negatively for all known hepatitis viruses. The virus has been found worldwide with a high prevalence in the general population.
openaire   +2 more sources

Let’s Play Mono-Poly: BERT Can Reveal Words’ Polysemy Level and Partitionability into Senses

open access: yesTransactions of the Association for Computational Linguistics, 2021
Pre-trained language models (LMs) encode rich information about linguistic structure but their knowledge about lexical polysemy remains unclear.
Aina Garí Soler, Marianna Apidianaki
doaj   +1 more source

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