Results 121 to 130 of about 1,224,042 (262)

Problemas de la salud en el Perú

Acta Médica Peruana
El autor presenta el panorama de la situación actual de salud en el Perú, señalando que el problema está centrado en una alta morbi-mortalidad por desnutrición y enfermedades trasmisibles, y, en que los recursos disponibles de personal y de establecimientos de salud no están adecuadamente planificados, organizados, coordinados ni distribuidos ...
openaire   +1 more source

Machine Learning Approaches to Forecast the Realized Volatility of Crude Oil Prices

Journal of Forecasting, EarlyView.
ABSTRACT This paper presents an evaluation of the accuracy of machine learning (ML) techniques in forecasting the realized volatility of West Texas Intermediate (WTI) crude oil prices. We compare several ML algorithms, including regularization, regression trees, random forests, and neural networks, to several heterogeneous autoregressive (HAR) models ...
Talha Omer, Kristofer Månsson, Pär Sjölander, Gazi Salah Uddin   +3 more
wiley   +1 more source

The use of continuum models for analyzing adobe structures [PDF]

, 2012
As it is known, the adobe structures have a high seismic vulnerability principally due to the low material strength and sometimes due to the inadequate structural configuration.
Blondet, M., Camata, G., Spacone, E., Tarque, N., Varum, H.   +4 more
core   +1 more source

A Deep Learning Framework for Forecasting Medium‐Term Covariance in Multiasset Portfolios

Journal of Forecasting, EarlyView.
ABSTRACT Forecasting the covariance matrix of asset returns is central to portfolio construction, risk management, and asset pricing. However, most existing models struggle at medium‐term horizons, several weeks to months, where shifting market regimes and slower dynamics prevail.
Pedro Reis, Ana Paula Serra, João Gama
wiley   +1 more source

Evolución financiera de la banca múltiple peruana 2007-2017

Ingeniería Industrial, 2020
DOI: https://doi.org/10.26439/ing.ind2020.n038.4818 El desempeño financiero de la banca múltiple (BM) peruana entre 2007 y 2017 ha mostrado que esta presenta una alta concentración bancaria, solvencia, rentabilidad y liquidez.
Lourdes Emmerich
doaj  

Sea surface temperature and the distribution and apparent abundance of skipjack (Katsuwonus pelamis) in the Eastern Pacific Ocean, 1951-1968 [PDF]

, 1970
ENGLISH: Isograms of sea surface temperature (OC) have been produced for 1949-1968 for the areas of the eastern Pacific Ocean in which the majority of the skipjack catch is taken. These are in the immediate coastal zone, California (35° N) to Chile (20 0
Williams, F.
core  

A Comprehensive Review on the Significance, Sources, and Applications of Virtual Water on Global Platform

Food Safety and Health, EarlyView.
A conceptual framework of virtual water showing its sources, major applications, components of the virtual water footprint, and emerging future directions. The diagram emphasizes the growing role of virtual water in global sustainability and resource planning.
Priti Bhowmik, Charu Rajpal, Vinay Kumar Pandey   +2 more
wiley   +1 more source

Mercury pollution caused by artisanal gold mining the Ocoña river Valley, Peru [PDF]

, 2013
Peer ReviewedPostprint (published ...
Alfonso Abella, María Pura, Esbri, José Maria, García-Noguero, Eva María, Higueras Higueras, Pablo Leon, Palacios Ubach, Sílvia   +4 more
core  

Joy and Unrest: Transborder College Students' Sense of Belonging at the US–México Borderlands

New Directions for Higher Education, EarlyView.
ABSTRACT In this study, we present the Transborder College Student Sense of Belonging Model, developed to understand how to create an inclusive and validating campus climate for Transborder students in postsecondary and higher education institutions along the US–México borderlands.
Vannessa Falcón Orta, Carlos A. Fitch, Efren M. Lopez, Gilberto Reyes Morgan   +3 more
wiley   +1 more source

From Parallel Provision to Health System Integration: Exploring the Trajectory and Contextual Drivers of the Healthcare Response for Refugees in Six Low‐ and Middle‐Income Countries

The International Journal of Health Planning and Management, EarlyView.
ABSTRACT Rising numbers of refugees, prolonged displacement and reduced funding have led to challenges in terms of how to address their healthcare needs, with different approaches taken, ranging from parallel mechanisms to arrangements that are integrated (to different extents) within the national health system. Increasingly, global frameworks call for
Maria Paola Bertone, Natasha Palmer, Amina Olabi, Ibrahim Bou‐Orm, Hussam Rekani, Hassan Ould Moctar, Ricardo Chuquimia, Chitalu Miriam Chama‐Chiliba, Ben Ngoye, Zahid Ali Memon, Marcia Vera‐Espinoza, Karin Diaconu, Alastair Ager, Sophie Witter   +13 more
wiley   +1 more source