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Design and Evaluation of Visible Light Wireless Data Communication Models 可见光无线数据通信模型的设计与评价
Pub Date : 2020-12-29 DOI: 10.33847/2686-8296.2.2_1
S. Riurean
The technologies based on the radio frequency used for wireless transmission indoor are more congested than ever these days, therefore several wireless communication alternatives are intensively searched. Some most promising technologies are based on the optical part of the electromagnetic spectrum. The benefits and drawbacks in optical wireless data communication models design are presented in this work. The key characteristics of the VLC systems are briefly discussed, as well. Some models developed for wireless data transfer in visible light communication and infrared are presented, and their operation related to the data rate and the length of the optical link, are briefly compared.
目前,基于射频的室内无线传输技术比以往任何时候都更加拥挤,因此,人们正在密集地寻找几种无线通信替代方案。一些最有前途的技术是基于电磁波谱的光学部分。本文介绍了光无线数据通信模型设计的优缺点。简要讨论了VLC系统的主要特性。介绍了可见光通信和红外无线数据传输的几种模型,并简要比较了它们的工作原理与数据速率和光链路长度的关系。
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引用次数: 1
The origins of severe software defects method 严重软件缺陷的起源方法
Pub Date : 2020-12-29 DOI: 10.33847/2686-8296.2.2_3
Nico Hillah
Identifying the causes which may potentially generate high financial damage was the goal of our research. To reach this goal, we conducted a case study on a system in the field of education. We studied the software defects of this system over several months and classified them based on two classification concepts: the EVOLIS and their severity. These defects prevent any essential operation or activity to be conducted through the concerned system or other systems connected to it. In fact, the occurrence of these failures causes a double financial cost to organizations: one in fixing them and the other one because of the unavailability of the system or systems. We targeted three types of software defects as sources of these failures. We conducted this study by classifying 665 software defects of a school management system and we found that the top two trigger groups are the technology and the IS architecture groups. This result led us to propose a method to identify the origins of severe software defects.
我们研究的目的是找出可能造成巨大经济损失的潜在原因。为了实现这一目标,我们对教育领域的一个系统进行了案例研究。我们在几个月的时间里研究了这个系统的软件缺陷,并根据两个分类概念:EVOLIS和它们的严重性对它们进行了分类。这些缺陷妨碍通过有关系统或与其相连的其他系统进行任何必要的操作或活动。事实上,这些故障的发生会给组织带来双重的财务成本:一方面是修复它们,另一方面是系统或多个系统的不可用性。我们将三种类型的软件缺陷作为这些故障的来源。我们通过对学校管理系统的665个软件缺陷进行分类进行了这项研究,我们发现前两个触发组是技术组和IS架构组。这个结果使我们提出了一种方法来识别严重软件缺陷的起源。
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引用次数: 0
Development principles for preparing financial reporting in the context of digitalization 数字化背景下编制财务报告的发展原则
Pub Date : 2020-12-29 DOI: 10.33847/2686-8296.2.2_5
E. Dombrovskaya
The information technology development and the digital economy have a significant impact on the business units’ information system. The impact has resulted in a significant increase in the amount of business data used. With increased information availability, development of new processing methods and algorithms, the approaches to financial reporting need to be adjusted and modified. All changes to the basic principles of financial reporting have been included in the new version of the Conceptual Framework for Financial Reporting. It will come into force on January 1, 2020 for all business units developing their reporting policies under IFRS. The paper overviews the amendments and innovations introduced by the new version of this document. The Conceptual Framework dialectics has been reviewed based on all document versions since 1989. We analyzed the impact of digital technology on the transformation of accounting methods and principles and on the preparation of financial statements. The paper is of practical importance and helps to assess various areas of system development of the IFRS methodology in the context of digital economy.
信息技术的发展和数字经济对企业的信息系统产生了重大影响。这种影响导致使用的业务数据量显著增加。随着信息可得性的增加,新的处理方法和算法的发展,财务报告的方法需要调整和修改。新版《财务报告概念框架》已包括了对财务报告基本原则的所有变更。它将于2020年1月1日对所有根据国际财务报告准则制定报告政策的业务单位生效。本文概述了新版本文件的修订和创新。自1989年以来,概念框架辩证法在所有文件版本的基础上进行了审查。我们分析了数字技术对会计方法和原则转变以及财务报表编制的影响。本文具有实际意义,有助于评估数字经济背景下国际财务报告准则方法系统发展的各个领域。
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引用次数: 2
The development of a classification model of accounting in the digital economy 数字经济中会计分类模型的发展
Pub Date : 2020-12-29 DOI: 10.33847/2686-8296.2.2_4
A. Kovalev
A multidimensional classification scheme and a semantic multidimensional accounting data model are defined in this article. Instead of accounts, multidimensional accounting uses categories of economic activity. The proposed multidimensional data model is more flexible than the traditional account model and allows you to expand the capabilities of accounting, taking into account the different needs of users of accounting information. The multidimensional data model allows you to expand the capabilities of accounting, taking into account the different needs of users of accounting information. To create a multidimensional accounting system, the categories of economic activity registered in accounting have been determined, the concept of double entry and balance in a multidimensional representation (probalance) has been formulated. The features of planning in a multidimensional accounting system have been described and the implementation of the financial results plan has been considered.
本文定义了一个多维分类方案和一个语义多维计费数据模型。多维度会计使用经济活动的分类,而不是账目。所建议的多维数据模型比传统的帐户模型更灵活,并允许您扩展会计功能,同时考虑到会计信息用户的不同需求。多维数据模型允许您扩展会计功能,同时考虑到会计信息用户的不同需求。为了创建一个多维的会计系统,已经确定了在会计中登记的经济活动的类别,已经制定了多维表示(概率)的复式记帐和余额的概念。描述了多维会计系统中规划的特点,并考虑了财务结果计划的实施。
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引用次数: 1
Development and financial support of tourism exports in the digital economy 数字经济下旅游出口的发展与金融支持
Pub Date : 2020-05-28 DOI: 10.33847/2686-8296.2.1_5
A. Gudkov, E. Dedkova
Tourism is not only big business but also tourism should be seen and protected as perhaps one of the world’s premier export products. In this connection, consideration is given to the possibilities of developing the tourism industry as the most important direction of non-primary exports in the medium term in digital age, capable not only of bringing significant revenues to the budgets of various levels, developing domestic tourist infrastructure, but also characterized by inexhaustible resources and forming a favorable image of the country on world markets. The purpose of this article is to consider the problems of preservation and financial support of the travel, tourism and hospitality industry from the standpoint of increasing its export potential in digital age and ensuring a high level of attractiveness of tourist destinations.
旅游业不仅是一笔大生意,而且应该被视为世界上最重要的出口产品之一,并加以保护。在这方面,考虑到发展旅游业的可能性,将其作为数字时代中期非初级出口的最重要方向,不仅能够为各级预算带来可观的收入,发展国内旅游基础设施,而且还具有取之不尽的资源的特点,并在世界市场上形成国家的良好形象。本文的目的是从增加数字时代的出口潜力和确保旅游目的地的高吸引力的角度出发,考虑旅游、旅游和酒店业的保护和财政支持问题。
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引用次数: 4
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Journal of Digital Science
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