نتایج جستجو برای: ship transportation

تعداد نتایج: 73205  

2013
Senthil Prakash Binod Chandra

In recent years a great deal of research efforts in ship hydromechanics have been devoted to practical navigation problems in moving larger ships safely into existing harbours and inland waterways and to ease congestion in existing shipping routes. The starting point of any navigational or design analysis lies in the accurate determination of the hydrodynamic forces generated on the ship hull m...

2010
Ana V. Miletic Amy N. Anzelon-Mills David M. Mills Sidne A. Omori Irene M. Pedersen Dong-Mi Shin Jeffrey V. Ravetch Silvia Bolland Herbert C. Morse Robert C. Rickert

The inositol phosphatases phosphatase and tensin homologue (PTEN) and Src homology 2 domain-containing inositol phosphatase (SHIP) negatively regulate phosphatidylinositol-3-kinase (PI3K)-mediated growth, survival, and proliferation of hematopoietic cells. Although deletion of PTEN in mouse T cells results in lethal T cell lymphomas, we find that animals lacking PTEN or SHIP in B cells show no ...

2016
Xiangguang Leng Kefeng Ji Shilin Zhou Xiangwei Xing Huanxin Zou

With the rapid development of spaceborne synthetic aperture radar (SAR) and the increasing need of ship detection, research on adaptive ship detection in spaceborne SAR imagery is of great importance. Focusing on practical problems of ship detection, this paper presents a highly adaptive ship detection scheme for spaceborne SAR imagery. It is able to process a wide range of sensors, imaging mod...

2017
Vinson Young Chia-Chen Chou Aamer Jaleel Moinuddin Qureshi

In this paper, we analyze the state-of-the-art replacement policy based on Signature-Based Hit Prediction (SHiP). While we observe that the proposed SHiP implementation improves performance over the LRU policy on all configurations, we identify three areas of improvement. First, the policies for updating the counters in the Signature History Counter Table (SHCT) can be modified. Second, a broad...

2012
Adnan I. Qureshi Saqib A. Chaudhry Gustavo J. Rodriguez M. Fareed K. Suri Kamakshi Lakshminarayan Mustapha A. Ezzeddine

BACKGROUND: The 'drip-and-ship' paradigm denotes a treatment regimen in patients in whom intravenous (IV) recombinant tissue plasminogen activator (rt-PA) is initiated at the emergency department (ED) of a community hospital, followed by transfer within 24 h to a comprehensive stroke center. Although the drip-and-ship paradigm has the potential to increase the number of patients who receive IV ...

Journal: :Friction 2021

Abstract Friction drag is a nonnegligible matter when relative motion happens between solid and liquid phase, which brings many inconveniences in ship navigation, fluid transportation, microfluid devices, etc. Thereby various methods have been developed focusing on friction reduction. In this article, review of several widely studied reduction given, specially, their advantages limitations prac...

2011
Frann Antignano Melisa Hamilton Scott Patterson Victor Ho Carla Cohen Megan K. Levings Gerald Krystal

BACKGROUND Dendritic cells (DCs) not only play a crucial role in activating immune cells but also suppressing them. We recently investigated SHIP's role in murine DCs in terms of immune cell activation and found that TLR agonist-stimulated SHIP-/- GM-CSF-derived DCs (GM-DCs) were far less capable than wild type (WT, SHIP+/+) GM-DCs at activating T cell proliferation. This was most likely becaus...

2017
A. M. Klimkowska I. Lee

Ship detection is an inherent process supporting tasks such as fishery management, ship search, marine traffic monitoring and control, and helps in the prevention of illegal activities. So far, sea and shore monitoring has been carried out by ship patrols and aircrafts along with sea vessel detection from data from space-borne platforms. Recently an increase interest in applying images delivere...

Journal: :Indian Scientific Journal Of Research In Engineering And Management 2023

Ship identification in satellite images poses significant challenges within the domain of remote sensing. Its importance extends to critical areas such as security, encompassing concerns military attacks, accidents, illegal transportation goods, fishing, territorial violations, and ship hijackings. Additionally, effective traffic management smuggling prevention heavily rely on accurate identifi...

ژورنال: مهندسی دریا 2004
قاسمی, حسن,

Propeller is one of the main propulsors for marine vehicles which produces thrust to overcome the resistance of the ship. Propeller works in the place behind the ship where the flow is non-uniform and with three dimensional velocities, so it causes the fluctuating thrust. The first part of this paper employs the boundary element method (BEM) to evaluate and analyze the hydrodynamic performance ...

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