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546,196 artículos
Año:
2023
ISSN:
2340-9096
Hernandez Ramírez, Giselda E.
Revistas electrónicas Universidad de Jaén
Resumen
This textual cartography aims to reconceptualize the ethnographic texts collected by Samuel Feijoó and his team on the Madre de Aguas to reveal the symbolic expropriation to which women have been subjected and who have acted as cultural universals through the cultural simulations of patriarchy and as part of processes of social normalization.
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Año:
2023
ISSN:
1729-3804
Peña Casanova, Mónica Peña Casanova; Echeverria Castillo, Yohandra; Laborí de la Nuez , Bárbara
Universidad Tecnológica de la Habana "José Antonio Echeverría", CUJAE
Resumen
Logs are highly relevant in managing computer security because the information recorded in them contributes to auditing and forensic analysis activities. Among the logs associated with safety are those generated by access to network services, specifically the Internet through a proxy. Because of the constant transformation of computer systems and the emergence of automatic tools to manage logs, it is necessary to integrate the functionalities of software architectures with the computer security requirements defined in the organization. This article analyzes the different architectural design methods to determine the structure of its components, their relationships, and the principles and guidelines that make up the architecture. In addition, it will allow the implementation of security mechanisms and functions that will be supported by mechanisms that will determine the quality of the proposed architecture. An architecture is offered for the detection of security breaches from the analysis of internet browsing logs of users, based on the ABD method (Architecture-Based Design Method) and the systems security architecture of information proposed by the SANS Institute for the design and description of the architecture components.
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Año:
2023
ISSN:
1729-3804
Alvarez Mederos, Helen María; Anías Calderón, Caridad; Fernández Carcasés, Fidel Alejandro
Universidad Tecnológica de la Habana "José Antonio Echeverría", CUJAE
Resumen
Technological obsolescence, added to the demand for new services over existing trunking networks and their users, is required to achieve technological independence to resolve this situation. In functions of it, the article proposes a dispatching console design with unified communications, which allows Voice over Internet Protocol (VoIP English term acronym) and trunking services integration. In addition, the article specifies the applications of reference for the proposed design implementation and the principal requirements to develop the dispatching console. The proposal is validated according to the utilization of two ways: tests over a scenario that simulates some of the required functionalities of the designed dispatching console; and an experts consult, in this case, MoviTel specialists; this company is associated with the implementation and management of eLTE trunking network in Cuba, a reference for the kind of network that is studied on this article; in which case was obtained favorable results.
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Año:
2023
ISSN:
1729-3804
Massó, Yaneisy
Universidad Tecnológica de la Habana "José Antonio Echeverría", CUJAE
Resumen
Due to the development of Information and Communication Technologies (ICT) and the significant impact it has had on organizations, a series of threats have increased that threaten the authenticity, confidentiality, security, and availability of information, giving it this attaches great importance to risk management. The following work was based on risk management, mainly in information technologies. The objective of risk management and its importance for organizations were explained in a general way, as well as the good practices of its application and the phases in which it is grouped. Some standards related to risks and their management were also discussed, which indicate requirements for adequate management and the benefits of its implementation in organizations, as well as related activities to carry out an appropriate execution of risk management, as well as the use of ICT for it.
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Año:
2023
ISSN:
2311-2212, 2310-4767
Rubio Valle, Alexis Enrique; Mejía Marcacuzco, Jesús Abel; Barriga Gamarra, Eliseo Benjamín; Salas Peña, Carlos Javier; Buendía Molina, Marilyn Aurora
Universidad Nacional Federico Villarreal
Resumen
Worldwide there are different designs of plows, however, these have their drive-in hydraulic systems raising the cost of production. The objective of this research was to design and optimize a prototype in CAD systems of a low-cost reversible gravity plow with three plowing discs that can be used by a low-power tractor (50 to 75 Hp). The design emphasizes the conceptual innovation and dimensioning of a novel system of mechanisms that, together, is capable of reversing the plow discs only with the action of gravity and the inertial masses that are produced when lifting the plow. For this innovative design, is incorporated the concepts of "Theory for Solving Inventive Problems" (Tieoriya Riesheniya Izobrietatielskij Zadach) (TRIZ) and "Quality Function Deployment" (QFD). For the dimensioning of the design, the moments of work in which the plow supports the greatest stress are considered: at the beginning of the plowing work and the lifting of the plow by the three-point hitch. Finally, extended reality technologies were used to create a virtual prototype that allows significant savings of time and money through the Solid Works program. The results indicate that the prototype is functional and reduces production and maintenance costs due to the simplicity of its components.
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Año:
2023
ISSN:
2311-2212, 2310-4767
Bazán Vargas, Kieffer Segundo
Universidad Nacional Federico Villarreal
Resumen
Objective: To measure the performance profile of the essential function in public health (EPHF) N.° 11: reduction of emergencies and disasters in health. Method: It is a basic and descriptive research, with a population and sample of 25 health departments in the country. The instrument used was a questionnaire adapted and defined by PAHO-WHO. Results: The performance profile was rated as "lower average performance" with a value of 0.41. The strengths identified were the following: coordination and alliances with other institutions, and advice and technical support at the subregional levels. and The weaknesses were the following: management and development of standards and guidelines. The main areas to be strengthened are the following: response planning, assisted patient transport system, development and implementation of preparedness standards. The evaluation of the measurement between the years 2006 and 2019, at a global level, shows that the performance profile of the EPHF N.º 11 for the year 2006 had a percentage of 0.56, placing it in the "upper medium" performance quartile and for 2019 a "medium upper" performance profile. lower” with a 0.41. There is evidence of a decrease in the percentage of the performance profile by 0.15 %. According to the ranking, the first place in performance is the Apurímac Health Directorate with 0.80. Conclusions: The FESP presents a decrease in its performance profile, which would lead the sector to strengthen its indicators.
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Año:
2023
ISSN:
2311-2212, 2310-4767
Zanabria Calderón, José
Universidad Nacional Federico Villarreal
Resumen
Chronic Kidney Disease (CKD) is a public health problem. EsSalud has near of 10,800 patients on dialysis, investing about 12,000 dollars per patient per year, without considering the management of complications. The General Objective of the study is to estimate the supply-demand gap of preventive and recovery provisions in the control of CKD at EsSalud and the specific objectives are the following: to estimate the distribution of the stages of the CKD, to estimate the demand supply gap for preventive and recovery provisions and to estimate the institutional expense of EsSalud for the management of the CKD. The present investigation is an observational, descriptive, cross-sectional and correlational study of the patients whose diagnosis was, CKD, or arterial hypertension, diabetes and all persons over 55 years old. The main results were the following: the insured population by EsSalud at risk of CKD amounts to 4'839,065 people and its estimated 836,838 with the disease. The estimated prevalence of CKD on dialysis reached 0.099 %; the distribution of CKD has been estimated, applying the results of the NHANES III study of the USA by stages: 1: 3.3 %; 2: 3.0 %; 3: 4.34 %; 4: 0.2 % and 5: 0.1 %; the supply-demand gap for preventive provisions of the CKD for 2017 was negative; the supply-demand gap was positive for hemodialysis and negative for peritoneal dialysis and the institutional expenditure in the management of CKD reached 400.8 million soles representing 3.95 % of the budget. It is necessary to increase efforts for the disease prevention and of the disease.
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Año:
2023
ISSN:
2311-2212, 2310-4767
Díaz Bravo, Pablo Belizario
Universidad Nacional Federico Villarreal
Resumen
The objective of this research is to determine the degradation kinetic of direct and reactive dyes used in the textile industry by applying heterogeneous solar photocatalysis using zinc oxide in suspension as a catalyst. The study was experimental at the laboratory level in a batch-type chemical reactor. The sample consisted of the scarlet red 224-F2G direct dye and the corazol blue RD reagents. Measurements of the concentration of the dyes were followed by means of a UV spectrophotometer. As a result, a direct dye degradation close to 100% was obtained after 20 minutes, while the reagents reached approximately 50% at the same time conditions and initial concentration. All reactions show pseudo-first order kinetics with average rate constants of 41,66 and 226,67 min-1 respectively. Likewise, it was observed that as the initial concentration of the dyes increases or in solutions with high concentrations of catalyst, the reaction kinetics decreases. In conclusion, heterogeneous solar photocatalysis using zinc oxide as a catalyst is a viable and ecological alternative for the treatment of colored liquid effluents from the textile industry, it can be successfully used in areas of solar radiation or combined with other technologies.
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Año:
2023
ISSN:
2311-2212, 2310-4767
Arias Gallegos, Walter; Zevallos Canaza, Carla
Universidad Nacional Federico Villarreal
Resumen
In this psychometric research he aim was to value the validity and the reliability of the Hendrick and Hendrick Love Attitudes Scale, in a sample of 106 students of the acreer of Psychology from a private university in Arequipa City (Peru). This is a preliminar and exploratory study that follows the classic and factor test theory criteria. The results indicate that the scale has a three factor structure that explain the 38,64% of the total variance. 29 items were deleted and only three love styles were remain: Storge, Mania and Agape, which obtain adequate reliability indexes.
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Año:
2023
ISSN:
2014-1386
Gutiérrez García , Santiago
Universitat de Barcelona
Resumen
El Yosippon en castellà conservat al ms. M-54 constitueix un testimoni sobre la difusió i sobre la interpretació dels textos jueus a la península ibèrica durant la segona meitat del segle XV. La traducció des de la llengua hebrea original a castellà va suposar no només una adaptació lingüística, sinó també cultural, que va implicar també un procés de modificació textual. El present treball analitza diversos passatges en què es reflecteix aquesta adaptació del text al nou mode de lectura. S’hi observaran incomprensions o modificacions deliberades a un nou context ideològic.
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