Zobrazeno 1 - 10
of 166
pro vyhledávání: '"Valentin POPA"'
Autor:
Alin-Mihai Căilean, Sebastian-Andrei Avătămăniței, Cătălin Beguni, Eduard Zadobrischi, Mihai Dimian, Valentin Popa
Publikováno v:
Sensors, Vol 23, Iss 23, p 9406 (2023)
Severe visual impairment and blindness significantly affect a person’s quality of life, leading sometimes to social anxiety. Nevertheless, instead of concentrating on a person’s inability, we could focus on their capacities and on their other sen
Externí odkaz:
https://doaj.org/article/6d787f333a3244bb9032575499d269bc
Autor:
Ion PARTACHI, Valentin POPA
Publikováno v:
Economica, Vol 1, Iss 119, Pp 93-103 (2022)
Comparative analysis, in the light of statistical evolution indicators that characterize the innovative activity of SMEs in Bucharest, aims to outline the companies situation, over a period of almost 20 years. Analysis in dynamics, with the late
Externí odkaz:
https://doaj.org/article/1774775d74ae4302911e3efc31b31f0b
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-11 (2021)
Abstract The main goal of this study is to identify the association between corneal shape, elevation, and thickness parameters and visual field damage using machine learning. A total of 676 eyes from 568 patients from the Jichi Medical University in
Externí odkaz:
https://doaj.org/article/29933f33b9be4c068a6159f11e31830b
Autor:
Alexandru Lavric, Liliana Anchidin, Valentin Popa, Ali H. Al-Timemy, Zaid Alyasseri, Hidenori Takahashi, Siamak Yousefi, Rossen M. Hazarbassanov
Publikováno v:
IEEE Access, Vol 9, Pp 84344-84355 (2021)
Keratoconus (KCN) is an eye condition that affects the cornea. The main objective of this study is to evaluate the accuracy of keratoconus detection from corneal parameters including elevation, topography and pachymetry using machine learning algorit
Externí odkaz:
https://doaj.org/article/af9153e84b0e4b108123d8b1080c164f
Publikováno v:
Sensors, Vol 23, Iss 3, p 1570 (2023)
The Internet of Things (IoT) concept involves connecting devices to the internet and forming a network of objects that can collect information from the environment without human intervention. Although the IoT concept offers some advantages, it also h
Externí odkaz:
https://doaj.org/article/ec2b654f48ce4c4c84d332aeab8bd427
Autor:
Liliana Anchidin, Alexandru Lavric, Partemie-Marian Mutescu, Adrian I. Petrariu, Valentin Popa
Publikováno v:
Sensors, Vol 23, Iss 3, p 1062 (2023)
The Internet of Things (IoT) has become a part of modern life where it is used for data acquisition and long-range wireless communications. Regardless of the IoT application profile, every wireless communication transmission is enabled by highly effi
Externí odkaz:
https://doaj.org/article/3c4bac95f7b5419caae27120993e4d7c
Publikováno v:
IEEE Access, Vol 8, Pp 149113-149121 (2020)
Keratoconus affects approximately one in 2,000 individuals worldwide. It is typically associated with the decrease in visual acuity. Given its wide prevalence, there is an unmet need for the development of new tools that can diagnose the disease at a
Externí odkaz:
https://doaj.org/article/90c550efad1341ceb38f1ab015a2bcd2
Autor:
Valentin POPA, Elena CARA
Publikováno v:
Economica, Vol 1, Iss 111, Pp 7-21 (2020)
Today, there is a predominant strategy based on competitiveness and sustainability, which is shared by nations, international organizations and companies around the world. That is, there is a sharing, understanding that today’s society is immer
Externí odkaz:
https://doaj.org/article/8ff079008c6d443ab8c2fabfa8315c93
Autor:
Valentin POPA
Publikováno v:
Economica, Vol 3, Iss 109, Pp 135-143 (2019)
STATISTICAL SURVEY “UNICA” can be defined as a cumulative statistical work gathered under a single umbrella called UNICA, hence the name for “unique” research that assimilates the following works: IND TS – Short-term statistical indica
Externí odkaz:
https://doaj.org/article/a8ad6c23caaa416db2c01c6d0a37fdd0
Autor:
Cătălin Beguni, Alin-Mihai Căilean, Sebastian-Andrei Avătămăniței, Eduard Zadobrischi, Raul Stoler, Mihai Dimian, Valentin Popa, Bastien Béchadergue, Luc Chassagne
Publikováno v:
Sensors, Vol 22, Iss 18, p 6738 (2022)
Visible light communications emerges as a promising wireless communication technology that has been found suitable for numerous indoor and outdoor applications. In this article, a new in-vehicle VLC system is designed, implemented, and experimentally
Externí odkaz:
https://doaj.org/article/e7ff5bfce7e04343ab0e8bd25113e443