Results 1 to 10 of about 55,970 (25)

Performance comparison of 2-1-3, 1-3 and 1-3-2 piezoelectric composite transducers by finite element method [PDF]

open access: yesCondens. Matter Phys., 2018, vol. 21, No. 1, 13702, 2018
1-3 type, 1-3-2 type and 2-1-3 type piezoelectric composites are three proper smart materials for the design and manufacture of ultrasonic transducers. They have been proposed in different stages but possess similar properties. Compared with the initial 1-3 type composite, 1-3-2 composite is of higher mechanical stability. Compared with 1-3-2 composite,
arxiv   +1 more source

Self-adjoint and co-isometry composition and weighted composition operator on general weighted Hardy space [PDF]

open access: yesarXiv, 2021
In this paper we study the self-adjoint and co-isometry composition and weighted composition operator on $H_E(\zeta).$ We also discuss the conditions under which adjoint operator of a composition and weighted composition operator on $H_E(\zeta)$ to be some composition and weighted composition operator, respectively.
arxiv  

Self-adjoint and co-isometry composition and weighted composition operators on Fock-type spaces [PDF]

open access: yesarXiv, 2022
In this paper we obtain characterizations for adjoint of a composition and weighted composition operator to be composition and weighted composition operator on $F_{\psi}^2,$ respectively. We study the co-isometry composition and weighted composition operators on $F_{\psi}^2.$
arxiv  

Arndt-Carlitz compositions [PDF]

open access: yesarXiv, 2023
Carlitz-compositions follow the restrictions of neighbouring parts $\sigma_{i-1}\neq\sigma_{i}$. The recently introduced Arndt-compositions have to satisfy $\sigma_{2i-1}>\sigma_{2i}$. The two concepts are combined to new and exciting objects that we call Arndt-Carlitz compositions.
arxiv  

On some properties of polynomial composites [PDF]

open access: yesarXiv, 2021
Polynomial composites were introduced by Anderson, Anderson, and Zafrullah. Over time, composites have appeared in many different papers, but they have not been sorted out in the algebra world. This paper is another part of the study of composites as an algebraic structure. In this paper we complete possible properties for polynomial composites as ACCP,
arxiv  

Parallel Composition of Weighted Finite-State Transducers [PDF]

open access: yesarXiv, 2021
Finite-state transducers (FSTs) are frequently used in speech recognition. Transducer composition is an essential operation for combining different sources of information at different granularities. However, composition is also one of the more computationally expensive operations.
arxiv  

Quasinormal and hyponormal weighted composition operators on $H^2$ and $A^2_α$ with linear fractional compositional symbol [PDF]

open access: yes, 2016
In this paper, we study quasinormal and hyponormal composition operators \W with linear fractional compositional symbol $\ph$ on the Hardy and weighted Bergman spaces. We characterize the quasinormal composition operators induced on $H^{2}$ and $A_{\alpha}^{2}$ by these maps and many such weighted composition operators, showing that they are ...
arxiv   +1 more source

Composition operators on Harmonic Bloch-type spaces [PDF]

open access: yesarXiv, 2022
In this paper we consider composition operators on Harmonic-Bloch type spaces and we compute the spectrum of composition operators. Also, we characterize isometric composition operators on harmonic Bloch type spaces.
arxiv  

A polynomial composites [PDF]

open access: yesarXiv, 2022
Polynomial composites were introduced by Anderson, Anderson, and Zafrullah. In this paper we study many different algebraic properties of polynomial composites like ACCP, atomic, SR property. We study relationships between Noetherian polynomial composites certain field extensions.
arxiv  

Reference-Limited Compositional Zero-Shot Learning [PDF]

open access: yesarXiv, 2022
Compositional zero-shot learning (CZSL) refers to recognizing unseen compositions of known visual primitives, which is an essential ability for artificial intelligence systems to learn and understand the world. While considerable progress has been made on existing benchmarks, we suspect whether popular CZSL methods can address the challenges of few ...
arxiv  

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