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Studying the effect of temperature and resistances of series (Rs) and parallel (Rsh) on the performance of the solar cell (FTO/Zn2SnO4/CdS:O/CdTe/Cu2Te) using the SCAPS-1D program 利用SCAPS-1D程序研究了串联(Rs)和并联(Rsh)温度和电阻对FTO/Zn2SnO4/CdS:O/CdTe/Cu2Te太阳能电池性能的影响
Pub Date : 2022-12-01 DOI: 10.33899/edusj.2022.134830.1264
Awadh Al-Luhaiby, R. Rasool
For the purpose of knowing the effect of temperature, series resistance and parallel resistance on the performance of the solar cell (FTO/ Zn 2 SnO 4 / CdS:O/ CdTe/ Cu 2 Te) ، Using the simulation program SCAPS-1D, the study was carried out in three stages. The first stage of this study is to study the effect of temperature on the parameters of the solar cell ، It was found that the efficiency  decreases with increasing temperature . The second stage is to study the effect of series resistance (R s ) as an external factor and it was found that increasing the series resistance reduces the performance of the solar cell The third stage of the study is to study the effect of parallel resistance (R sh ) as an external factor as well on the performance of the solar cell. It was also found that increasing the parallelism resistance improves the performance of the solar cell and increases the output parameters. All phases of the study were installed by installing the default lighting spectrum on the global scale Am1.5, the temperature is 300K, the frequency is 1MHz, and the voltage is 0V. Also, the series resistance (R s ) and the parallel resistance (R sh ) were not activated in the first stage of the research, considering that the cell is an ideal cell.
为了了解温度、串联电阻和并联电阻对太阳能电池(FTO/ zn2 SnO 4 / CdS:O/ CdTe/ cu2 Te)性能的影响,利用SCAPS-1D仿真程序,分三个阶段进行了研究。本研究的第一阶段是研究温度对太阳能电池参数的影响,发现效率随温度的升高而降低。第二阶段是研究串联电阻(R s)作为外部因素的影响,发现串联电阻的增加会降低太阳能电池的性能。第三阶段是研究并联电阻(R sh)作为外部因素对太阳能电池性能的影响。增加平行电阻可以改善电池的性能,提高输出参数。研究的所有阶段都是通过安装默认照明光谱在全局尺度Am1.5上进行安装,温度为300K,频率为1MHz,电压为0V。此外,考虑到该电池是理想电池,在研究的第一阶段没有激活串联电阻(R s)和并联电阻(R sh)。
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引用次数: 2
Optimal Parameters for Spatial Distribution Modeling of Global Horizontal Solar Radiation in Iraq 伊拉克全球水平太阳辐射空间分布模拟的最优参数
Pub Date : 2022-12-01 DOI: 10.33899/edusj.2022.135381.1269
Mustafa Aljaff
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引用次数: 0
Study of the Physico-chemical properties of groundwater for some villages north of Mosul city 摩苏尔市北部一些村庄地下水物理化学性质的研究
Pub Date : 2022-09-01 DOI: 10.33899/edusj.2022.134274.1252
Ahmed H. AL-Hamdani
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引用次数: 0
Spectrofluorimetric determination of adrenaline and dopamine . 肾上腺素和多巴胺的荧光光谱测定。
Pub Date : 2022-09-01 DOI: 10.33899/edusj.2022.133845.1238
Mohamed Y. Dhamra, Theia’a N. Al-Sabha, Mohammed S. Al-Enizzi
A sensitive fluorometric method, with few steps and suitable for the daily routine, was made for examining adrenaline hydrochloride and dopamine hydrochloride. The reliance in this paper was on the nucleophilic substitution interaction of the mentioned drugs with 1,2-naphthoquinone sulfonate (NQS) in an aqueous pH 6 to give a fluorescent product with a maximum emission wave at ʎ em 471 nm after being excited at a maximum excitation wave at ʎ ex 300 nm. The plots have complied within the range of 0.01- 4.0, 0.01-2 µg/ml, and The detection limits (0.0062, 0.0027) and quantitation limits were (0.0207, 0.0091) µg/ml, for adrenaline and dopamine respectively. The accuracy (% recovery) was between (99.21% - 100.72%) and the relative standard deviation (RSD%) is better than 0.95%. It was also found that the formed product was in a ratio of 1:2 reagent to the drug. The estimation of adrenaline and dopamine has been successfully tested on the injection, and it is in good agreement with its approved value and with that of the British Pharmacopoeia method.
建立了一种灵敏、简便、适用于日常生活的盐酸肾上腺素和盐酸多巴胺荧光检测方法。本文的依赖性在于上述药物与1,2-萘醌磺酸盐(NQS)在pH 6的水溶液中的亲核取代相互作用,在以ʎex 300nm的最大激发波激发后,产生在654 em 471nm具有最大发射波的荧光产物。曲线符合0.01-4.0、0.01-2µg/ml的范围,肾上腺素和多巴胺的检测限(0.0062、0.0027)和定量限分别为(0.0207、0.0091)µg/ml。准确度(%回收率)在99.21%-100.72%之间,相对标准偏差(RSD%)优于0.95%。肾上腺素和多巴胺的测定已在该注射液上成功进行,与批准值和英国药典方法的测定值吻合良好。
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引用次数: 0
Medical Images Classification Using Artificial Intelligence 基于人工智能的医学图像分类
Pub Date : 2022-09-01 DOI: 10.33899/edusj.2022.133358.1224
Tasneem Mustafa, J. Alneamy
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引用次数: 0
Proposing a Model for Detecting Intrusion Network Attacks Using Machine Learning Techniques 提出一种利用机器学习技术检测入侵网络攻击的模型
Pub Date : 2022-09-01 DOI: 10.33899/edusj.2022.133867.1240
Teba Ali Jasem Ali, M. Jawhar
: At the present time, the reliance on computers is increasing in all aspects of life, so it is necessary to protect computer networks and computing resources from complex attacks against the network. This is performed by building tools, applications, and systems that detect attacks or anomalies adapting to ever-changing architectures and dynamically changing threats. The goal of this paper is to build a Network Intrusion Detection System (NIDS) based on deep learning techniques such as Convolutional Neural Network (CNN), which demonstrated its efficiency in predicting, classifying, and extracting high-level features in network traffic.
当前,人们对计算机的依赖在生活的各个方面都在增加,因此有必要保护计算机网络和计算资源免受复杂的网络攻击。这是通过构建工具、应用程序和系统来实现的,这些工具、应用程序和系统可以检测攻击或异常,以适应不断变化的体系结构和动态变化的威胁。本文的目标是建立一个基于卷积神经网络(CNN)等深度学习技术的网络入侵检测系统(NIDS),并证明了其在预测、分类和提取网络流量高级特征方面的效率。
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引用次数: 0
Pollution by crude oil and used engine oil and their impact on growth and concentration of some nutrients elements of flax and safflower plants. 原油和废机油的污染及其对亚麻和红花植物生长和某些营养元素浓度的影响。
Pub Date : 2022-09-01 DOI: 10.33899/edusj.2022.133858.1239
Mostafa Y. Ismail, Hussein Saber Mohammed ali
: This study aims to show the effect of soil contamination with crude oil and its derivatives on the dry weight and Nutrient minerals on flax ( Linum usitatissimum L.) and safflower ( Carthamus tinctorius L.). This experiment was carried out in plastic pots and under Plastic house conditions, the treatment was carried out with crude oil, used car's engine oil and used generator's engine oil at three concentrations 1-2-3% for each treatment, in addition to the comparison treatment. The results showed a significant decrease in the dry weight of the shoot systems of flax and safflower when treated with crude oil at a concentration of 3% amounted to 0.043-0.124 g, respectively, and the dry weight of the root systems amounted to 0.022-0.015 g, respectively. There was also a significant decrease in the concentration of calcium in the shoot system of flax and safflower plants when treated with crude oil and used generator oil at a concentration of 3% amounted to (1,900-1.950) mgg, respectively. The calcium concentration has also decreased in the root system of flax and safflower plants when treated with used generator and car oil at the concentration 3% amounted to 1.500-1.600 mgg, respectively. Potassium concentration decreased in the shoot and root systems of flax and safflower plants when treated with generator engine oil and crude oil at a concentration of 3% and reached 6.900-10.45 and 4.150-8.800 mgg, respectively, compared to the control treatment and other treatments.
本研究旨在研究原油及其衍生物对土壤污染对亚麻(Linum usitatissimum L.)和红花(Carthamus tinctorius L.)干重和营养矿物质的影响,除了比较处理之外,每种处理的三种浓度为1-2-3%的二手车发动机油和二手发电机发动机油。结果表明,用3%浓度的原油处理亚麻和红花,其地上部干重分别显著降低0.043-0.124g,根系干重分别降低0.022-0.015g。当用原油处理时,亚麻和红花植株茎系中的钙浓度也显著降低,用浓度为3%的发电油处理时,钙浓度分别为(1900-1.950)mg/g。亚麻和红花植物根系中的钙浓度在用过的发电机和汽车油处理时也有所下降,浓度为3%,分别为1.50-1.600 mg/g。与对照处理和其他处理相比,3%浓度的发电机油和原油处理使亚麻和红花植株地上部和根系的钾浓度降低,分别达到6.900-10.45和4.150-8.800mg。
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引用次数: 0
Classification of Software Systems attributes based on quality factors using linguistic knowledge and machine learning: A review. 基于语言知识和机器学习的质量因素的软件系统属性分类:综述。
Pub Date : 2022-09-01 DOI: 10.33899/edusj.2022.134024.1245
A. Ali, Nada Nimat Saleem
Both the functionality and the non-functionality for what the software system does and does not do within software systems requirements are documented in a Software Requirements Specification (SRS). In requirements engineering, system requirements classify into several categories such as functional, quality and constraint classes. Therefore, we evaluate several machine learning approaches as well as methodologies mentioned in previous literature in terms of automatic requirements extraction, then classification is performed based on methodically reviewing many previous works on software requirements classification to assist software engineers in selecting the best requirement classification technique. The study aims to obtain answers for several questions: “What were machine learning algorithms used for the classification process of the requirements?”, “How do these algorithms work and how are they evaluated?”, “What methods were used for extracting features from a text?”, “What evaluation criteria were used in comparing results?”, and “Which machine learning techniques and methods provided the highest accuracy?”.
软件系统在软件系统需求中所做和不做的功能和非功能都记录在软件需求规范(SRS)中。在需求工程中,系统需求分为几个类别,如功能类、质量类和约束类。因此,我们在自动需求提取方面评估了几种机器学习方法以及先前文献中提到的方法,然后在系统地回顾许多先前关于软件需求分类的工作的基础上进行分类,以帮助软件工程师选择最佳的需求分类技术。这项研究旨在获得几个问题的答案:“在需求的分类过程中使用了什么机器学习算法?”、“这些算法是如何工作的,它们是如何评估的?”、,以及“哪种机器学习技术和方法提供了最高的准确性?”。
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引用次数: 1
Implementation of OCR using Convolutional Neural Network (CNN): A Survey 使用卷积神经网络(CNN)实现OCR:综述
Pub Date : 2022-09-01 DOI: 10.33899/edusj.2022.133711.1236
Ahmed Alkaddo, Dujan Albaqal
Recently, character recognition and deep learning have caught the attention of many researchers. Optical Character Recognition (OCR) usually takes an image of the character as input and generates the identical character as output. The important role that OCR does is to transform printed materials into digital text files. Convolutional Neural Network (CNN) is an influential model that is generous with bright results in optical character recognition (OCR). The state-of-the-art performance which exists in deep neural networks is usually used to handle frequently recognition and classification problems. Many applications are using it, for instance, robotics, traffic monitoring, articles digitization, etc. CNN is designed to adaptively and automatically learn features by using many kinds of layers (convolution layers, pooling layers, and fully connected layers). In this paper we will go through the advantages and recent usage of CNN in OCR and why it’s important to use it in handwritten and printed text recognition and what subjects we can use this technique for. Researchers are progressively using CNN for the machine-printed characters and recognition of handwritten, that is because CNN architectures are suitable for recognition tasks by inputting some images.
最近,字符识别和深度学习引起了许多研究人员的注意。光学字符识别(OCR)通常将字符的图像作为输入,并生成相同的字符作为输出。OCR的重要作用是将打印材料转换为数字文本文件。卷积神经网络(CNN)是一种在光学字符识别(OCR)中具有良好效果的有影响力的模型。深度神经网络中存在的最先进的性能通常用于处理频繁的识别和分类问题。许多应用程序都在使用它,例如机器人、交通监控、文章数字化等。CNN被设计为通过使用多种层(卷积层、池化层和完全连接层)自适应地自动学习特征。在本文中,我们将介绍CNN在OCR中的优势和最近的使用,以及为什么在手写和打印文本识别中使用它很重要,以及我们可以将该技术用于哪些主题。研究人员正在逐步将CNN用于机器打印的字符和手写体的识别,这是因为CNN架构适合通过输入一些图像来执行识别任务。
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引用次数: 0
Combination of Fuzzy Logic and Kriging Technique Under Uncertainty for Spatial Data Prediction 不确定条件下模糊逻辑和Kriging技术相结合的空间数据预测
Pub Date : 2022-09-01 DOI: 10.33899/edusj.2022.134166.1249
S. Ibrahim, G. Dhaher
. This paper deals with the spatial prediction in Geostatistics. This paper depend on interpellation methods of spatial statistic (ordinary kriging technique) to combination with fuzzy logic under uncertainty for spatial data prediction. This work includes the best linear unbiased estimator prediction by using formals of linear prediction and variance kriging to find prediction by Appling on real spatial data. The data adopted from real spatial data represented the depth of real underground water wells with real location from Mosul city/Iraq. We took (100) real data with locations in study area. We applied empiricism variogram function to get the properties of variogram function. We combination between kriging technique with fuzzy logic (Mamdani Fuzzy Model). To get the best Mathematical model under uncertainty. We getting the results between kriging and fuzzy logic using Matlab language.This study is a continuation of the research conducted in this context Which is very important to highlight.
。本文讨论地统计学中的空间预测问题。本文将空间统计的质询方法(普通克里格技术)与不确定条件下的模糊逻辑相结合,对空间数据进行预测。利用线性预测和方差克里金的形式对实际空间数据进行预测,得到最佳的线性无偏估计量预测。采用的数据来自真实空间数据,代表了伊拉克摩苏尔市真实位置的真实地下水井深度。我们在研究区域的位置采集了100个真实数据。应用经验变差函数得到了变差函数的性质。我们将克里金技术与模糊逻辑(Mamdani模糊模型)相结合。得到不确定条件下的最佳数学模型。利用Matlab语言对克里格和模糊逻辑进行了对比分析。本研究是在此背景下进行的研究的延续,这一点非常重要。
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引用次数: 1
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mjl@ ltrby@ wl`lm
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