Results 1 to 10 of about 82,652 (246)

Modal P-delta – simplified geometric nonlinear method by using modal and buckling analysis

open access: yesRevista IBRACON de Estruturas e Materiais, 2022
Recent works show that in structures, there is a relationship between the natural period of vibration and global second-order effects. This relationship occurs because both depend on the stiffness matrix and the mass matrix of the structure. In this work,
Wagner Almeida Ferreira   +3 more
doaj   +1 more source

Computer Aided Simulation Analysis For Computation Of Modal Analysis Of The Freight Wagon

open access: yesCommunications, 2013
This paper deals with theoretical and practical aspects of modal analysis, which belongs to the tests for design of new rail wagons. The paper describes the process for calculating the eigenfrequencies of the wagon with non-standard design and dimensions
Pavol Stastniak, Jozef Harusinec
doaj   +1 more source

The Influence of Dome Geometry on the Results of Modal and Buckling Analysis

open access: yesApplied Sciences, 2023
The main purpose of this paper is to compare the results of modal analysis for two types of domes. The first one is a low-rise Schwedler dome. The second one is a high-rise geodesic dome.
Urszula Radoń   +2 more
doaj   +1 more source

Review on Key Techniques of Video Multimodal Sentiment Analysis [PDF]

open access: yesJisuanji kexue yu tansuo
Sentiment analysis is the process of automatically determining an opinion holder􀆳s attitude or emotional tendency. It is widely used in business, social media analysis, and public opinion monitoring.
DUAN Zongtao, HUANG Junchen, ZHU Xiaole
doaj   +1 more source

Multi-Modal Sentiment Classification With Independent and Interactive Knowledge via Semi-Supervised Learning

open access: yesIEEE Access, 2020
Multi-modal sentiment analysis extends conventional text-based definition of sentiment analysis to a multi-modal setup where multiple relevant modalities are leveraged to perform sentiment analysis.
Dong Zhang   +3 more
doaj   +1 more source

Experimental modal analysis in research

open access: yesBudownictwo i Architektura, 2017
Experimental modal analysis has grown steadily in popularity since the advent of the digital FFT spectrum analyser in the 1970’s. This days impact testing has become widespread as a fast and economical means of finding the vibration modes of a machine or
Mariusz Żółtowski   +1 more
doaj   +1 more source

Practice and proficiency of Isha Yoga for better mental health outcomes: insights from a COVID-19 survey

open access: yesFrontiers in Public Health
IntroductionThe COVID-19 pandemic has brought about unparalleled suffering on a global scale, affecting both physical and mental well-being. In such challenging times, it becomes crucial to identify interventions that can alleviate negative mental health
Saketh Malipeddi   +3 more
doaj   +1 more source

An online and real-time adaptive operational modal parameter identification method based on fog computing in Internet of Things

open access: yesInternational Journal of Distributed Sensor Networks, 2020
A large number of smart devices make the Internet of Things world smarter. However, currently cloud computing cannot satisfy real-time requirements and fog computing is a promising technique for real-time processing.
Cheng Wang   +4 more
doaj   +1 more source

Differential expression of nuclear lamin subtypes in the neural cells of the adult rat cerebral cortex

open access: yesIBRO Reports, 2018
Lamins are type V intermediate filament proteins that are located beneath the inner nuclear membrane. In mammalian somatic cells, LMNB1 and LMNB2 encode somatic lamins B1 and B2, respectively, and the LMNA gene is alternatively spliced to generate ...
Yasuharu Takamori   +9 more
doaj   +1 more source

Modal Analysis of Pseudo-Schell Model Sources

open access: yesPhotonics, 2021
All pseudo-Schell model sources have been shown to possess the same continuous set of circularly symmetric modes, all of them presenting a conical wavefront.
Massimo Santarsiero   +4 more
doaj   +1 more source

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