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Young Hwan Choi and Joong Hoon Kim
This study compares the performance of self-adaptive optimization approaches in efficient water distribution systems (WDS) design and presents a guide for the selection of the appropriate method employing optimization utilizing the characteristic of each...
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Dong Yin, Yifeng Niu, Jian Yang and Shaobo Yu
In this paper, we study the static discrete berth allocation problems (BAPs) for large-scale time-critical marine-loading scenarios. The objective is to allocate the vessels to different types of berths so that all the vessels can be loaded within the mi...
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Yao Yao and Shixin Wang
To improve the multi-resolution segmentation (MRS) quality of plastic greenhouses (PGs) in GaoFen-2 (GF-2) images, the effects of atmospheric correction and image enhancement on effective PG segments (EPGSs) were evaluated. A new semi-automatic method wa...
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Zhenkai Yang, Yixin Hua, Yibing Cao, Xinke Zhao and Minjie Chen
As a new product of the Internet and big data era, migration data are of great significance for the revealing of the complex dynamic network patterns of urban agglomerations and for studying the relations between cities by using the ?space of flows? mode...
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Fotios K. Katrivesis, Varvara Sygouni, Christakis A. Paraskeva and Vagelis G. Papadakis
Surface-water treatment plants use the flocculation?precipitation method followed by gravity filters to remove suspended solids. In the present work, the replacement of gravity filters with ultrafiltration membrane units is suggested to improve the effic...
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Shunsuke Sekiguchi
The purposes of this study were to; (i) estimate the efficiency of local government expenditure by province and city in Vietnam, (ii) test if there was a change in the efficiency of local government expenditure with the rapid development of Vietnam, and ...
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Qing Wang, Jingbo Wei and Weidong Guo
This paper investigates energy harvesting based multiuser system with large-scale distributed antennas, where a large number of remote antenna units (RAUs) are evenly separated across multiple circles. An efficient wireless energy and information transmi...
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Kang Zhao, Baoxuan Jin, Hong Fan, Weiwei Song, Sunyu Zhou and Yuanyi Jiang
Overlay analysis is a common task in geographic computing that is widely used in geographic information systems, computer graphics, and computer science. With the breakthroughs in Earth observation technologies, particularly the emergence of high-resolut...
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Muhammad Subardin,Didik Susetyo,Syamsurijal A. Kadir,Suhel Suhel
Pág. 284 - 289
This study aims to analyze the economies of scale and efficiency using long-term Cobb-Douglas function model to derive coefficients that require economies of scale and efficiency in the pulp industry. The economies of scale are derived from the Cobb-Doug...
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Alexandros M. Goulielmos
The inability of carriers to forecast ?demand for containerships? led them to order larger ships. Maritime economists were also unable to forecast it. The new-buildings cut cost per TEU, but ?estimated economies of scale? are exhausted with ships beyond ...
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