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Collection of selected papers of the III International Conference on Information Technology and Nanotechnology最新文献

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Possibility estimation of 3D scene reconstruction from multiple images 多幅图像重建三维场景的可能性估计
E. A. Dmitriev, V. Myasnikov
This paper presents a pixel-by-pixel possibility estimation of 3D scene reconstruction from multiple images. This method estimates conjugate pairs number with convolutional neural networks for further 3D reconstruction using classic approach. We considered neural networks that showed good results in semantic segmentation problem. The efficiency criterion of an algorithm is the resulting estimation accuracy. We conducted all experiments on images from Unity 3d program. The results of experiments showed the effectiveness of our approach in 3D scene reconstruction problem.
提出了一种基于多幅图像的三维场景重构的逐像素可能性估计方法。该方法利用卷积神经网络估计共轭对数,利用经典方法进一步进行三维重建。我们考虑了在语义分割问题上表现良好的神经网络。算法的效率标准是得到的估计精度。所有实验都是在Unity 3d程序中的图像上进行的。实验结果表明了该方法在三维场景重建中的有效性。
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引用次数: 3
Groundwater Potential Zones in Relation to Catchment Condition in Orenburg, Russia 与俄罗斯奥伦堡流域条件相关的地下水潜力带
K. Choudhary, M. Boori, A. Kupriyanov
The main objective of this study was to detect groundwater availability for agriculture in the Orenburg, Russia. Remote sensing data (RS) and geographic information system (GIS) were used to locate potential zones for groundwater in Orenburg. Diverse maps such as a base map, geomorphological, geological structural, lithology, drainage, slope, land use/cover and groundwater potential zone were prepared using the satellite remote sensing data, ground truth data, and secondary data. ArcGIS software was utilized to manipulate these data sets. The groundwater availability of the study was classified into different classes such as very high, high, moderate, low and very low based on its hydro-geomorphological conditions. The land use/cover map was prepared using a digital classification technique with the limited ground truth for mapping irrigated areas in the Orenburg, Russia.
本研究的主要目的是检测俄罗斯奥伦堡地区农业地下水的可用性。利用遥感数据和地理信息系统(GIS)对奥伦堡地下水潜力区进行了定位。利用卫星遥感数据、地面真值数据和二次数据编制了基础图、地貌图、地质构造图、岩性图、水系图、坡度图、土地利用/覆被图、地下水潜势带图等。利用ArcGIS软件对这些数据集进行处理。根据研究区水文地貌条件,将地下水可利用性划分为极高、高、中等、低、极低4个等级。土地利用/覆盖地图是在俄罗斯奥伦堡灌溉区使用有限的地面真实度的数字分类技术制作的。
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引用次数: 2
Combined usage of the optical and radar remote sensing data in territory monitoring tasks 光学和雷达遥感数据在国土监测任务中的联合应用
V N Kopenkov
At the present time, a lot of problems in a sphere of fundamental sciences as well as technical and applied tasks can be solved only with the use of satellite images, since their usage reduces material, financial and time costs significantly in comparison with traditional methods. One of the modern integrated approach remote sensing processing is to join the measurements obtained from the various sources, such as optical and radar sensors, allowing to achieve a gain in comparison with independent processing due to the extension of the information volume and the opportunities of data acquisition (weather conditions, spectral ranges, etc.). However, methods of digital processing and interpretation of radar data, as well as qualitative and proven methods and algorithms for joint processing of optical and radar satellite images, has not sufficiently been well developed yet. Therefore, the development of new methods and information technology of joint analysis and interpretation of optical and radar data which are a major issue of the current paper, are certainly relevant. The paper presents an information technology for joint processing of optical and radar satellite imagery, based on training the processing procedure based on the reference values of data from sensors of the one type (optical data), followed by applying to both data types: optical and SAR data.
目前,基础科学领域的许多问题以及技术和应用任务只能通过使用卫星图像来解决,因为与传统方法相比,卫星图像的使用大大减少了物质、财政和时间成本。现代综合遥感处理方法之一是将从各种来源(如光学和雷达传感器)获得的测量数据结合起来,与独立处理相比,由于信息量的扩大和数据获取的机会(天气条件、光谱范围等),可以获得增益。然而,雷达数据的数字处理和解释方法,以及联合处理光学和雷达卫星图像的定性和经过验证的方法和算法尚未充分发展。因此,发展光学和雷达数据联合分析和解释的新方法和信息技术是本文的主要问题,当然是相关的。本文提出了一种光学和雷达卫星图像联合处理的信息技术,该技术首先对一类传感器数据(光学数据)的参考值处理过程进行训练,然后将其应用于光学和SAR数据两种数据类型。
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引用次数: 0
Distributed stream data processing system in multi-agent safety system of infrastructure objects 基础设施对象多智能体安全系统中的分布式流数据处理系统
S. Valeev, N. Kondratyeva, Alexey S. Kovtunenko, M. Timirov, R. Karimov
The solution of the problem of resource management in distributed computing systems of processing stream data in safety systems of distributed objects is considered. The tasks of streaming data processing in a multi-level multi-agent evacuation system in an infrastructure object are considered. The features of the mathematical model of a distributed stream data processing system are discussed.
研究了分布式对象安全系统中处理流数据的分布式计算系统的资源管理问题。研究了基于基础设施对象的多层次多智能体疏散系统中的流数据处理任务。讨论了分布式流数据处理系统数学模型的特点。
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引用次数: 2
Development of the documents comparison module for an electronic document management system 电子文档管理系统文档比对模块的开发
M. Mikheev, P. Yakimov
The article is devoted to solving the problem of document versions comparison in electronic document management systems. Systems-analogues were considered, the process of comparing text documents was studied. In order to recognize the text on the scanned image, the technology of optical character recognition and its implementation — Tesseract library were chosen. The Myers algorithm is applied to compare received texts. The software implementation of the text document comparison module was implemented using the solutions described above.
本文致力于解决电子文档管理系统中文档版本比对问题。考虑了系统类比,研究了文本文档的比较过程。为了对扫描图像上的文字进行识别,选择了光学字符识别技术及其实现——Tesseract库。Myers算法用于比较收到的文本。使用上述解决方案实现了文本文档比较模块的软件实现。
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引用次数: 0
Analysis of the preferences of public transport passengers in the task of building a personalized recommender system 分析公交乘客在任务中的偏好,构建个性化的推荐系统
A. Borodinov, V. Myasnikov
The paper presents the theoretical and algorithmic aspects for making a personalized recommender system (mobile service) designed for public route transport users. The main focus is on identifying and formalizing the concept of "user preferences", which is the basis of modern personalized recommender systems. Informal (verbal) and formal (mathematical) formulations of the corresponding problems of determining "user preferences" in a specific spatial-temporal context are presented: the preferred stops definition and the preferred "transport correspondence" definition. The first task can be represented as a well-known classification problem. Thus, it can be formulated and solved using well-known pattern recognition and machine learning methods. The second is reduced to the construction of dynamic graphs series. The experiments were conducted on data from the mobile application "Pribyvalka-63". The application is the tosamara.ru service part, currently used to inform Samara residents about the public transport movement.
本文从理论和算法两个方面对公交用户个性化推荐系统(移动服务)的设计进行了阐述。主要重点是识别和形式化“用户偏好”的概念,这是现代个性化推荐系统的基础。提出了在特定时空背景下确定“用户偏好”的相应问题的非正式(口头)和正式(数学)公式:首选站点定义和首选“传输对应”定义。第一个任务可以表示为一个众所周知的分类问题。因此,它可以使用众所周知的模式识别和机器学习方法来制定和解决。第二步简化为构造动态图序列。实验是在移动应用程序“Pribyvalka-63”的数据上进行的。该应用程序是tosamara.ru服务部分,目前用于通知萨马拉居民有关公共交通运动。
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引用次数: 3
The peculiarities of interaction between the end-user and the remote sensing system for spatial objects detection and recognition 空间目标检测与识别中终端用户与遥感系统交互的特点
The paper discusses the requirements for the system of remote sensing (hereinafter referred to as “System”) which is focused on the end user (EU), based on the concepts of object-oriented monitoring. The classification of simple queries generated with interactive tools in the context of the end user’s subject area is presented. The research investigates the features of the System needed for maintaining task-setting interaction, such as the subject ontology, including knowledge about the object of interest, its static and dynamic properties, the hierarchy of vector layers that describe spatial objects, the updated image database. The authors indicate the resources necessary for solving specific tasks, including spatial data repository and specification of computational procedures capable of interpreting the query in terms of decision operators. Specifically, the paper considers the structure of task-setting interaction tools, which ensures the object space-time localization, finding its meaning in semantic space, performance specification parameters measured one time or in dynamics, requirements for the visualization of the results and the activity of the System in relation to the end user in the monitoring process. The solutions presented were tested on monitoring the condition of agricultural lands in the multi-task space monitoring system of the Institute of Space and Information Technology, Siberian Federal University, Krasnoyarsk.
本文以面向对象的监测概念为基础,探讨了以终端用户为中心的遥感系统(以下简称“系统”)的需求。介绍了在最终用户的主题领域上下文中使用交互工具生成的简单查询的分类。该研究调查了维护任务设置交互所需的系统特征,如主题本体,包括有关感兴趣对象的知识,其静态和动态属性,描述空间对象的矢量层的层次结构,更新的图像数据库。作者指出了解决特定任务所需的资源,包括空间数据存储库和能够根据决策操作符解释查询的计算过程规范。具体而言,本文考虑了任务设置交互工具的结构,以确保对象的时空定位,在语义空间中找到其意义,一次性或动态测量的性能规范参数,结果的可视化要求以及系统在监控过程中与最终用户相关的活动。在克拉斯诺亚尔斯克西伯利亚联邦大学空间和信息技术研究所的多任务空间监测系统中,对所提出的解决方案进行了监测农业用地状况的测试。
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引用次数: 1
Integrity control algorithms in the system for telemetry data collecting, storing and processings 完整的控制算法在系统中进行遥测数据的采集、存储和处理
V. Berkholts, A. I. Frid, Murat Guzairov, A. Kirillova
The issues of improving the security of the modular system for collecting, storing and processing telemetric information on the state of the onboard subsystems of the aircraft in automatic mode are considered. It is based on an analysis of the use of modern technologies for the protection and processing of telemetric information to ensure certain aspects of the guaranteeability of the system as a whole.
研究了飞机机载子系统状态遥测信息采集、存储和处理模块化系统的安全性问题。它是基于分析使用现代技术来保护和处理遥测信息,以确保整个系统的某些方面的可保障性。
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引用次数: 0
An investigation of machine learning method based on fractal compression 基于分形压缩的机器学习方法研究
E. Minaev
In this article the method of machine learning with cyclic fractal coding and the use of domain block dictionary, adapted for use on mobile platforms, with optimization of performance and volume of stored fractal images is investigated. The main idea of the method is to use the fractal compression method based on iterated function systems to reduce the dimension of the original images, and to use cyclic fractal coding to represent the class of images. As a result of research of the method it was found that the share of correctly recognized objects on MSTAR averages 0.892, the recognition time averages 254 ms. The achieved results are acceptable for use in mobile platforms, including UAVs and ground autonomous robots.
本文研究了基于循环分形编码的机器学习方法和适用于移动平台的领域块字典的使用,并对分形图像的性能和存储量进行了优化。该方法的主要思想是使用基于迭代函数系统的分形压缩方法对原始图像进行降维,并使用循环分形编码来表示图像的类别。研究结果表明,该方法在MSTAR上的正确识别率平均为0.892,识别时间平均为254 ms。所取得的结果可用于移动平台,包括无人机和地面自主机器人。
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引用次数: 0
Identification of thawed and frozen soil state in some Siberia regions by multi-temporal Sentinel 1 radar data in 2017-2018 2017-2018年西伯利亚部分地区哨兵1号多时相雷达解冻冻土状态识别
N. Rodionova
The paper deals with the identification of thawed/frozen soils in the topsoil layer for three stations in Siberia: Salekhard, Tiksi and Norilsk by using Sentinel 1B C-band radar data for the period of 2017-2018. Determination of the frozen/thawed soil state is carried out in three ways: 1) by multi-temporal radar data on the basis of a significant in 3-5 dB difference in the backscatter coefficient 0 in the transition of freezing/thawing soil state, 2) by finding the threshold value of 0  at which the temperature in the topsoil layer falls below 00C, 3) by texture features. The first method allows determining the period of time during which the process of freezing/thawing of the soil occurs. The second and third methods allow making local maps of frozen/thawed soils. It is shown that for the studied areas the Spearman correlation coefficient between 0  and air temperature for cross - polarization exceeds the correlation coefficient for co-polarization. The graphs of the AFI (air freezing index) for the period of 2012-2018 are constructed based on the archive data of air temperature for the study areas.
利用Sentinel 1B c波段雷达2017-2018年数据,对西伯利亚萨列哈德、蒂克西和诺里尔斯克3个站点表层冻融土壤进行了识别。冻融土状态的确定主要有三种方式:1)利用多时相雷达数据,根据冻融土状态转变过程中后向散射系数0 - 3 dB的显著差异,2)寻找表层温度低于00℃时0 -的阈值,3)利用纹理特征。第一种方法可以确定土壤冻结/解冻过程发生的时间周期。第二种和第三种方法允许制作冻土/解冻土壤的局部地图。结果表明:在所研究的区域,交叉极化与温度之间的Spearman相关系数大于共极化相关系数。基于研究区2012-2018年的气温档案数据,构建了空气冻结指数(AFI)曲线。
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引用次数: 0
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Collection of selected papers of the III International Conference on Information Technology and Nanotechnology
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