نتایج جستجو برای: scarcity of sources

تعداد نتایج: 21176033  

2015
Sunday S. Akpan

Petrol scarcity is a malady and a serious economic problem in Nigeria. Successive governments have, often times, used it as a case for political advances, yet petrol scarcity remained an undefeatable macroeconomic monster in Nigeria. The need for petrol, its availability and affordability is obviously important especially as the risks and its attendant effects are undesirable. Thus, this invest...

Journal: Pollution 2017

Water scarcity, its necessity in food production, and environmental protection in the world have forced human beings to seek new water sources. Nowadays, application of unconventional water resources (wastewater) has been proposed in countries facing the crisis of water resources shortage; however, a few studies have dealt with this issue. The present study has evaluated the changes in the elem...

2006
Mahesh Joshi Ted Pedersen Richard Maclin Serguei V. S. Pakhomov

The scarcity of manually labeled data for supervised machine learning methods presents a significant limitation on their ability to acquire knowledge. The use of kernels in Support Vector Machines (SVMs) provides an excellent mechanism to introduce prior knowledge into the SVM learners, such as by using unlabeled text or existing ontologies as additional knowledge sources. Our aim is to develop...

2012
Koushik Majumder Subir Kumar Sarkar Jermy I. Blum Azim Eskandarian R. Wakikawa J. T. Malinen C. E. Perkins A. Nilsson

The gateway discovery in hybrid network is considered as a critical and challenging task and with decreasing pause time and greater number of sources it becomes even more complex. Due to the scarcity of network resources in MANET, the efficient discovery of the gateway becomes a key issue in the design and development of future hybrid networks. In this paper the AODV reactive routing protocol i...

2001
Steven C. Ross Deepinder S. Bajwa

The evolution of corporate intranets has tremendous implications for organization-wide information sharing, communication, collaboration, and application support. While some organizations continue to use intranets primarily for publishing and posting internal documents and corporate policies, a few are unleashing the power of intranets to access knowledge sources, collaborate on projects, and t...

Journal: :The International Journal of Life Cycle Assessment 2016

Masoomeh Aghababazadeh Mohammad Amin Kerachian,

  Humans suffer transient or persistent starvation due to a lack of food intake, either because of fasting, voluntary dieting, or due to the scarcity of available food. At the cellular level it is possible to possess pathological starvation during ischemia and solid tumors. Blood provides many nutrients to our cells, and researchers provide these nutrients to cells in culture in the form of en...

Journal: :Computers & Chemical Engineering 2014
Ma. Guadalupe Rojas-Torres Fabricio Nápoles-Rivera José María Ponce-Ortega Medardo Serna-González Mahmoud M. El-Halwagi

Water scarcity is one of the main concerns of several countries around the world. In this context, several approaches have been proposed for resource conservation and available water augmentation through specific actions such as process intensification and the use, reclamation, reuse, and recycle of alternative water sources. Nonetheless, there are no reported methodologies optimizing the multi...

Journal: :European review for medical and pharmacological sciences 2011
M A Puglisi N Saulnier A C Piscaglia P Tondi S Agnes A Gasbarrini

Mesenchymal stem cells (MSCs) are multipotent cells, able to differentiate into elements of the mesodermal lineage. Bone marrow and adipose tissue represent the main sources for MSC isolation. In the last decade, several studies have reported the plasticity of MSCs toward a hepatocyte-like phenotype. The use of MSCs to generate hepatocyte-like cells holds great promises to overcome the scarcity...

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