نتایج جستجو برای: bfd

تعداد نتایج: 147  

Journal: :PLOS sustainability and transformation 2023

Urban green spaces and urban forest covers are a significant component of planning which is critically ignored in Bangladesh. This study aims to identify the prospects challenges achieving sustainable Dhaka North City Corporation (DNCC), Bangladesh indicator development goal (SDG11). We have analyzed historical land use cover change (LULC) from 1992, 2002, 2012, 2022 using Landsat 4–5 Thematic ...

2005
P. Gourley

Managing uncertainty and risk is an increasing challenge for running profitable grazing systems. There is continual pressure to increase efficiency and productivity, while at the same time there is mounting scrutiny of the impact of grazing systems on the environment. Of particular interest is the impact of nitrogen and phosphorus losses from grazed pasture systems to water and the atmosphere. ...

Journal: :Oper. Res. Lett. 2000
Guochuan Zhang Xiaoqiang Cai Chak-Kuen Wong

Simchi-Levi (Naval Res. Logist. 41 (1994) 579–585) proved that the famous bin packing algorithms FF and BF have an absolute worst-case ratio of no more than 4 , and FFD and BFD have an absolute worst-case ratio of 3 2 , respectively. These algorithms run in time O(n log n). In this paper, we provide a linear time constant space (number of bins kept during the execution of the algorithm is const...

This paper analyzes how feasible it is to use electric arc furnace slag as coarse aggregate, and blast furnace dust as fine aggregate in the manufacture of hot asphalt concrete for roads. Three mixtures were designed using the Ramcodes methodology, the M1 mixture of control with conventional materials, the M2 mixture replacing 50% and the M3 mixture replacing 100% of the conventional aggregates...

Journal: :Remote Sensing 2022

Compared with single-band remote sensing images, multispectral images can obtain information on the same target in different bands. By combining characteristics of each band, we clearer enhanced images; therefore, propose a image enhancement method based improved dark channel prior (IDCP) and bilateral fractional differential (BFD) model to make full use multiband information. First, original i...

2016
I. M. Umesh G. N. Srinivasan

Advancement in electronics and hardware has resulted in multiple softwares running on the same hardware. The result is multiuser, multitasking, multithreaded and virtualized environments. However, reliability of such high performance computing system depends both on hardware and software. For hardware, aging can be dealt with replacement. But, software aging needs to be dealt with different tec...

Journal: :Computer Networks 2017
Jun-ling Shi Xingwei Wang Min Huang Keqin Li Sajal K. Das

Vehicle Ad hoc NETwork (VANET) routing is facing a lot of challenges, such as efficient and effective message forwarding in the distributed network, as well as exploring and exploiting the movement regularity among vehicles and the social ties among passengers. Oriented to the fixed-line VANET, we propose a social-based routing scheme to enable the efficient and effective message routing among ...

Journal: :Malaysian Journal of Fundamental and Applied Sciences 2022

Analysis of biomagnetic fluid (blood) flow (BFD) is important due to the potential biomedical applications that have been proposed such as cell separation for magnetic devices, drug delivery using particles treatment cancer tumours, hyperthermia, and reduction bleeding during surgeries. In this study, effects spatially varying field on a straight channel with an overlapping stenosis investigate...

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