Publicaciones: Envíos recientes
Mostrando ítems 241-260 de 2054
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Optimizing Social Security Contributions for Spanish Self-Employed Workers: Combining Data Preprocessing and Ensemble Models for Accurate Revenue Estimation
(MDPI, 2024-06-28)The Real Decreto-ley 13/2022 has amended the framework governing the calculation of Social Security contributions for Spanish self-employed workers. This framework obligates taxpayers to the annual revenue projection, under ... -
On the Links Between Forecasting Performance and Statistical Features of Time Series Applied to the Cash Flow of Self-Employed Workers?
(Springer, 2024-04-24)Proper cash ow forecasting is a complex task that can be done by modelling the cash ow data as a time series. Although parametric methods have been widely used to accomplish this task, they require some assumptions ... -
The role of multi-walled carbon nanotubes in enhancing the hydrolysis and thermal stability of PLA
(2024-04-10)Polylactic acid (PLA) is a bioresorbable and biodegradable polymer extensively used in various biomedical and engineering applications. In this study, we investigated the mass loss and thermal properties of PLA-multi-walled ... -
Data-Centric Solutions for Addressing Big Data Veracity with Class Imbalance, High Dimensionality, and Class Overlapping
(2024-07-04)An innovative strategy for organizations to obtain value from their large datasets, allowing them to guide future strategic actions and improve their initiatives, is the use of machine learning algorithms. This has led to ... -
CODAS–Hamming–Mahalanobis Method for Hierarchizing Green Energy Indicators and a Linearity Factor for Relevant Factors’ Prediction through Enterprises’ Opinions
(2024-05-23)As enterprises look forward to new market share and supply chain opportunities, innovative strategies and sustainable manufacturing play important roles for micro-, small, and mid-sized enterprises worldwide. Sustainable ... -
Aplicación de Técnicas de Minería de Datos para Clasificación: Un Caso de Estudio en la Educación Superior
(2024-05-01)En México, el instrumento de evaluación EXANI_II ha sido diseñado para evaluar integralmente habilidades académicas y conocimientos específicos de los aspirantes a ingresar a la educación superior. La aplicación de técnicas ... -
Hemiplegia in acute ischemic stroke: A comprehensive review of case studies and the role of intravenous thrombolysis and mechanical thrombectomy
(2024-01-13)Acute ischemic stroke is a significant health concern worldwide, often leading to long-term disability and decreased quality of life. Rapid and appropriate treatment is crucial for achieving optimal outcomes in these ... -
Corrosion of Anodized Titanium Alloys
(2024-06-28)Ti and Ti alloys are employed in demanding industries such as aerospace, automotive, biomedical, aeronautic, structural, naval, and chemical, thanks to their resistance to corrosion due to the formation of the TiO2 film ... -
Detection of Violent Speech Against Women in Mexican Tweets Using an Active Learning Approach
(2024-03-14)In Latin American and Caribbean States, the verbal violence against women on social networks, such as X (formerly known as Twitter), is a serious threat that has been addressed through the implementation of social norms, ... -
Sustainable Digital Transformation for SMEs: A Comprehensive Framework for Informed Decision-Making
(2024-05-24)This study presents a sustainable digital transformation framework to integrate sustainable practices into digital transformation initiatives within Small and Medium Enterprises (SMEs). The methodology includes a literature ... -
Corrosion Behavior of Titanium Alloys (Ti CP2, Ti-6Al-2Sn-4Zr-2Mo, Ti-6Al-4V and Ti Beta-C) with Anodized and Exposed in NaCl and H2SO4 Solutions
(2024-01-28)Nowadays, different industries, such as the aerospace and biomedical industries, prefer using Ti alloys due to their excellent anti-corrosion properties and ability to generate a TiO2 oxide layer; this induces the use of ... -
Use of Electrochemical Noise for the Study of Corrosion by Passivated CUSTOM 450 and AM 350 Stainless Steels
(2024-03-16)Precipitation-hardening stainless steels, like AM 350 and Custom 450, are extensively utilized in various aerospace applications. The latter steel is utilized for applications needing great strength and corrosion resistance. ... -
Capacidad de Respuesta de Empresas Manufactureras de Exportación
(2024-01-01)Los objetivos de este trabajo son analizar el efecto de la capacidad de cooperación intra-organizacional, la capacidad de reconfiguración y la agilidad de la cadena de suministro sobre la capacidad de respuesta, y evaluar ... -
Covid-19: Efectos en la Intención de Abandono en Empleados
(2024-01-01)El objetivo de este estudio es analizar el impacto del miedo al Covid-19, estrés laboral, agotamiento y cinismo en la intención de abandono en trabajadores de los sectores industrial, comercial y de servicios, en la frontera ... -
MoSSe metastable phase as thin film and predicted thermodynamic stability by computational methods
(2024-03-26)We present the fabrication of a MoS2−xSex thin film from a co-sputtering process using MoS2 and MoSe2 commercial targets with 99.9% purity. The sputtering of the MoS2 and MoSe2 was carried out using a straight and low-cost ... -
Lightweight CNN for Detecting Microcalcifications Clusters in Digital Mammograms
(2024-06-10)Proponemos una red neuronal convolucional ligera. (CNN) para detectar grupos de microcalcificaciones en mamografías digitales. La arquitectura comprende dos capas convolucionales con 6 y 16 filtros de 9×9, respectivamente ... -
Assessing rapid solidification processing to produce magnetocaloric RFeSi alloys (R= Tb, Dy) for natural gas liquefaction
(2024-01-07)This work addressed the synthesis of melt-spun ribbons of the ternary intermetallic ferromagnetic phases RFeSi with R = Tb and Dy, presenting a thorough characterization of their structural, magnetic, and magnetocaloric ... -
Exploring the magnetic and magnetocaloric behavior of nanocrystalline melt-spun R2Fe17 (R = Pr, Nd) ribbons
(2024-01-17)Single-phase nanocrystalline R2Fe17 (R = Pr and Nd) ribbons with rhombohedral Th2Zn17-type crystalline structure (space group R-3m) have been fabricated by melt-spinning technique. The microstructure of the polycrystalline ... -
A survey on uncertainty quantification in deep learning for financial time series prediction
(2024-01-28)Investors make decisions about buying and selling a financial asset based on available information. The traditional approach in Deep Learning when trying to predict the behavior of an asset is to take a price history, train ... -
Demystifying Deep Learning Building Blocks
(2024-01-17)Building deep learning models proposed by third parties can become a simple task when specialized libraries are used. However, much mysterystill surrounds the design of newmodelsorthe modification of existing ones. These ...