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柑橘黄龙病病原菌Las在叶圆片嫁接接种的‘锦橙’中早期扩散研究
柑橘黄龙病 早期运动 叶片传毒 qPCR
2018/12/24
为了探究黄龙病（Citrus Huanglongbing，HLB）病原菌在柑橘韧皮部的早期运动情况，以柑橘黄龙病亚洲致病种Candidatus Liberibacter asiaticus（Las）为毒源，黄龙病高感品种‘锦橙’实生苗为受体材料进行叶圆片嫁接传毒。利用定量PCR技术对嫁接口处近端主脉、远端主脉、叶柄以及缘周叶组织进行了为期84 d的菌量测定。结果发现，病原菌在近端主脉中积累最快，其...
Privacy-preserving linkage/revocation of VANET certificates without LAs
Vehicular communications Security Security credential management system (SCMS)
2018/9/6
Vehicular communication (V2X) technologies are expected to be common in the future, providing better transportation safety and efficiency. However, their large-scale deployment requires addressing som...
A Las Vegas algorithm to solve the elliptic curve discrete logarithm problem
public-key cryptography algorithm depends
2018/2/8
In this paper, we describe a new Las Vegas algorithm to solve the elliptic curve discrete logarithm problem. The algorithm depends on a property of the group of rational points of an elliptic curve an...
A REGISTRATION METHOD OF POINT CLOUDS COLLECTED BY MOBILE LIDAR USING SOLELY STANDARD LAS FILES INFORMATION
Mobile systems point cloud LiDAR registration LAS trajectory adjustment
2017/7/12
In the last few years, LiDAR sensors installed in terrestrial vehicles have been revealed as an efficient method to collect very dense 3D georeferenced information. The possibility of creating very de...
Las Conferencias Lowell de Kuhn:Un estudio crítico
Kuhn Pearson Weber Koffka Piaget Bruner conducta intencionalidad mundos orientaciones convención vaguedad behavior intentionality worlds orientations convention vagueness
2016/6/15
Algunas interpretaciones recientes de la obra de Thomas Kuhn subrayan su contribución a la preservación de aspectos centrales del positivismo lógico, como resultado de un desconocimiento de la corrien...
Los capítulos III y XI abordan, de maneras muy distintas, el tema del estatuto de la epistemología. Tradicionalmente se ha considerado que ésta es una disciplina esencialmente normativa. Broncano y Ve...
Fighting food poisoning in Las Vegas with machine learning
Fighting food poisoning Las Vegas machine learning
2016/3/14
It's happened to many of us. We eat at a restaurant with less than ideal hygiene and come down with a nasty case of food poisoning.Foodborne illness afflicts 48 million people annually in the U.S. alo...
TIP-LAS是一个开源的藏文分词词性标注系统，提供藏文分词、词性标注功能。该系统基于条件随机场模型实现基于音节标注的藏文分词系统，采用最大熵模型，并融合音节特征，实现藏文词性标注系统。经过试验及对比分析，TIP-LAS藏文分词系统词性标注系统取得了较好的实验效果，系统的源代码可以从网上获取。希望该研究可以推动藏文分词、词性标注等基础工作的发展，提供一个可以比较、共享的研究平台。
AN IMPLEMENTATION OF THE ASPRS LAS STANDARD
Lidar Airborne Terrestrial Laser Scanning Data Format LAS ASPRS Standards
2015/11/10
The laser scanning technology has become de-facto as a successful measuring mean in numerous applications of remote sensing and mapping. A development of hardware has been followed by a development of...
lidar for city models-experiment of las vegas strip
lidar city models-experiment vegas strip
2015/9/1
LiDAR (Light Detection and Ranging) has its unique capability of mapping terrain features both day and night and measuring areas in the shadows of trees and buildings. We h ave conducted an experiment...
LAS MADRES DE PLAZA DE MAYO FILIAL NEUQUEN Y ALTO VALLE.UN ETHOS EN RESISTENCIA
LAS MADRES DE PLAZA DE MAYO FILIAL NEUQUEN ALTO VALLE.UN ETHOS EN RESISTENCIA
2015/7/10
Mothers of Plaza de Mayo from Neuquén and Alto Valle were created by those mothers whose children were kidnapped and disappeared during the last military dictatorship in Argentina. By the early eighti...
Structure and dynamics of stands of primeval character composed of the little-leaf linden (Tilia cordata Mill.) in the “Las lipowy Obrożyska” reserve (southernPoland)
development stages and phases stand volume basal area regeneration volume of necromass
2015/2/6
The little-leaf linden stand, investigated in this study, is a relict of the Atlantic period. On three permanent sample plots, situated in a strictly protected reserve, trees were measured and classed...
El estudio en el extranjero: Hacia un enfoque en las expectativas
Estudio en el extranjero Las expectativas Másters
2015/1/28
El propósito de esta investigación es ahondar más en las expectativas que forman los estudiantes de un programa Máster de la enseñanza de segunda lengua para su experiencia de estudio en el extra...
El Aprendizaje Basado en el Voluntariado Internacional: Un camino directo a las 5 C's: Comunicación, Comparaciones, Conexiones, Cultura, Comunidades
International Service Learning Servicio Comunitario Voluntariado 5 C's Service Learning
2015/1/28
Esta investigación intenta entender mejor qué tipos de aprendizaje ocurren cuando los estudiantes toman parte en un programa de aprendizaje basado en el voluntariado internacional. Una meta es demostr...