نتایج جستجو برای: virus colony search

تعداد نتایج: 740329  

2012
V. Failla N. Nikkels-Tassoudji M. Sabatiello V. de Schaetzen A. F. Nikkels

Psoriasis is commonly triggered or exacerbated by various stress factors, certain drugs, or streptococcal throat infections. Viral infections such as HIV, CMV, chikungunya, or herpes simplex virus are very uncommon triggers for psoriasis. Cases of varicella-triggered psoriasis are exceptional. A 7-year-old boy with a previous history of guttate psoriasis presented with generalized acute guttate...

Journal: :Pharmacotherapy 1998
S D Ross A DiGeorge J E Connelly G W Whiting N McDonnell

We performed a literature search for all clinical studies reporting outcomes in patients with the acquired immunodeficiency syndrome (AIDS) receiving granulocyte-macrophage colony-stimulating factor (GM-CSF) for any indication. Safety outcomes included human immunodeficiency virus replication, immune status, and frequency of opportunistic infections and neoplasms. Data were synthesized qualitat...

Journal: :JCP 2010
Guozhu Liu Yanjun Shang

In order to detect new virus, a method based on biological immune principle is presented in this paper .On this basis , the clustering method combining genetic algorithm and ant colony algorithm is adopted to detect computer virus. Experiments results indicate that this method has strong adaptability, better intelligence, and higher degree of automation. Therefore, the method can be used to det...

2017
Anna Heitmann Stephanie Jansen Renke Lühken Mayke Leggewie Marlis Badusche Björn Pluskota Norbert Becker Olli Vapalahti Jonas Schmidt-Chanasit Egbert Tannich

Mosquitoes collected in Germany in 2016, including Culex pipiens pipiens biotype pipiens, Culex torrentium and Aedes albopictus, as well as Culex pipiens pipiens biotype molestus (in colony since 2011) were experimentally infected with Zika virus (ZIKV) at 18 °C or 27 °C. None of the Culex taxa showed vector competence for ZIKV. In contrast, Aedes albopictus were susceptible for ZIKV but only a...

2004
Haipeng Guo Prashanth R. Boddhireddy William H. Hsu

We describe an Ant Colony Optimization (ACO) algorithm, ANT-MPE, for the most probable explanation problem in Bayesian network inference. After tuning its parameters settings, we compare ANTMPE with four other sampling and local search-based approximate algorithms: Gibbs Sampling, Forward Sampling, Multistart Hillclimbing, and Tabu Search. Experimental results on both artificial and real networ...

A. Dadras, A. Kaveh,

In this paper the performance of four well-known metaheuristics consisting of Artificial Bee Colony (ABC), Biogeographic Based Optimization (BBO), Harmony Search (HS) and Teaching Learning Based Optimization (TLBO) are investigated on optimal domain decomposition for parallel computing. A clique graph is used for transforming the connectivity of a finite element model (FEM) into that of the cor...

اکبری, عطیه, توکلی, رضوان, جلیلی, ندا, طاهری, نجمه, فتوحی, فاطمه, فرهمند, بهرخ,

Background and purpose: Influenza virus is one of the most important respiratory infectious agents. Viral antigenic variations are major problems for vaccine production process. At present, many researches have focused on conserved domains of influenza virus antigenic peptides for subunit vaccine development. Hemagglutinin small subunit (HA2) and the 23 amino acid extracellular N-terminal domai...

Journal: :Insects 2021

A two-year study was conducted in Maine wild blueberry fields (Vaccinium angustifolium Aiton) on the health of migratory honey bee colonies 2014 and 2015. In each year, three or five were monitored at nine field locations during bloom (mid-May until mid-June). Colony measured by assessing colony strength bloom. Potential factors that might affect queen failure supersedure; pesticide residues tr...

Journal: :IEEE Access 2022

Path planning is the key for unmanned aerial vehicle (UAV) to perform tasks efficiently, which needs quickly obtain optimal path in complex environment. To solve problem urban environment, an improved artificial bee colony algorithm based on multi-strategy synthesis (IABC) proposed generate appropriate UAV. The IABC hybrid mechanism of chaotic mapping and Pareto principle initialize population,...

2015
Amit Kumar Harsh Khatter Vaishali Aggarwal Yue Zhao Liying Du

For multi-objective optimization in the QoS routing, this paper combines the artificial fish swarm algorithm and ant colony algorithm and tabu search algorithm, proposes a new improved algorithm, and delves into the application of solving the QoS routing. One main work in this paper is to put forward a mixed algorithm integrating artificial fish swarm and ant colony. Firstly, we randomly genera...

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