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2022 8th Annual International Conference on Network and Information Systems for Computers (ICNISC)最新文献

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Exposure Image Correction Based on Fuzzy Theory 基于模糊理论的曝光图像校正
Liangna Zou, Zhan Wu
In order to improve the visual quality of the original image, an image fusion and enhancement technology based on fuzzy theory is proposed in this paper. For the overexposed image, the corresponding membership function is designed to realize the fuzzy domain transformation of the original image, remove the noise and strong light interference of the original image and retain the details for the subsequent enhancement of the image contrast. The image fusion algorithm based on Laplace pyramid effectively combines the salient features of the blurred image and can provide high-quality spectral content. After verification, the image obtained by our method is better than the original image, Gamma correction image and histogram equalization image in visual effect, and the image processed by our method has higher definition, information entropy and peak signal-to-noise ratio, which verifies the superiority of our method.
为了提高原始图像的视觉质量,提出了一种基于模糊理论的图像融合增强技术。对于过曝光图像,设计相应的隶属度函数,实现原始图像的模糊域变换,去除原始图像的噪声和强光干扰,保留细节,为后续图像对比度的增强做准备。基于拉普拉斯金字塔的图像融合算法有效地结合了模糊图像的显著特征,能够提供高质量的光谱内容。经过验证,该方法得到的图像视觉效果优于原始图像、伽玛校正图像和直方图均衡化图像,处理后的图像具有更高的清晰度、信息熵和峰值信噪比,验证了该方法的优越性。
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引用次数: 0
Research on Unmanned helicopter Path Panning Based on Improved Wolf Pack Algorithm 基于改进狼群算法的无人直升机路径规划研究
Changfei Cui, Yongxin Shi, Shouzhao Sheng
Given the problem of unmanned helicopter (UH) path planning in complex mountain environment, an improved wolf pack algorithm has been proposed. Firstly, the mathematical model of three-dimensional environment is established and the track length, flight altitude and collision index are introduced into the fitness function. Then the traditional wolf pack algorithm is described, and the threat heuristic factor is introduced as the heuristic information to form part of the particle position update, which is used to guide the artificial wolf search and enhance the effectiveness and pertinence of particle search process. Then the adaptive step size is added to method to adjust global and local search capability of the algorithm. Finally, the smooth optimal path is fitted by B-spline interpolation. The simulation results proves that the improved algorithm can avoid falling into local optimization, shorten the search time and get the global optimal path faster comparing with the traditional wolf pack algorithm, which show the effectiveness of the improved algorithm
针对无人直升机在复杂山地环境下的路径规划问题,提出了一种改进的狼群算法。首先,建立三维环境的数学模型,将航迹长度、飞行高度和碰撞指数引入适应度函数;然后对传统的狼群算法进行了描述,引入威胁启发式因子作为启发式信息构成粒子位置更新的一部分,用于指导人工狼搜索,提高粒子搜索过程的有效性和针对性。然后在方法中加入自适应步长,调整算法的全局和局部搜索能力。最后,采用b样条插值方法拟合光滑最优路径。仿真结果表明,与传统狼群算法相比,改进算法可以避免陷入局部优化,缩短搜索时间,更快地得到全局最优路径,表明改进算法的有效性
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引用次数: 0
Research on Prediction Algorithm of Thermal Power Generation Steam Volume Based on Model Fusion 基于模型融合的火力发电蒸汽量预测算法研究
Angru Li, Jiajia Chen, Shaoliang Ling, Qi Liu, Ni Yan
At present, the main power generation method in my country is thermal power generation, which is the core pillar of my country's energy. Combustion efficiency is a key factor in thermal power generation. Reducing energy consumption and improving the combustion efficiency of boilers are the main issues of current research. However, the combustion efficiency of the boiler is a process involving multiple variables, nonlinearity and high complexity, and it is difficult to find suitable process parameters based on experience and theory. With the development of artificial intelligence technology, intelligent learning algorithms can now be used to analyze and study the historical combustion data of boilers, so as to improve the problem of low combustion efficiency. In this paper, steam volume prediction and improvement of combustion efficiency as the starting point, with the historical operation data of the power plant as the research object, using the improved model fusion method for tuning and prediction, compared with multiple linear regression, support vector machine, tree model, through experiments to verify the effectiveness of the fusion algorithm.
目前我国主要的发电方式是火力发电,火力发电是我国能源的核心支柱。燃烧效率是火力发电的关键因素。降低锅炉能耗,提高锅炉燃烧效率是当前研究的主要问题。然而,锅炉的燃烧效率是一个涉及多变量、非线性和高复杂性的过程,根据经验和理论很难找到合适的过程参数。随着人工智能技术的发展,现在可以使用智能学习算法来分析和研究锅炉的历史燃烧数据,从而改善燃烧效率低的问题。本文以蒸汽量预测和提高燃烧效率为出发点,以电厂历史运行数据为研究对象,采用改进的模型融合方法进行调优和预测,与多元线性回归、支持向量机、树模型进行对比,通过实验验证融合算法的有效性。
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引用次数: 0
Research on Problems, Challenges and Opportunities Based on Internet of Things (IoTs) and Cloud Computing 基于物联网与云计算的问题、挑战与机遇研究
Baohui Shi, Yannan Yin, Hai Lu
As the exponential growth of the Industrial Internet of Things(IoTs),a massive amount of data is generated gradually by multiple channels. It is not advisable to store all local raw data in an international IoTs device, which lies in the fact that the power and stora ge space of the end device are severely confined by self-organization. In this paper, research is conducted on the Internet of Things(IoTs) and cloud computing to provide solutions to problems in cloud compatibility and computing technologies to facilitate a stable transition from IoTs applications to cloud computing.
随着工业物联网(iot)的指数级增长,通过多种渠道逐渐产生大量数据。将本地的原始数据全部存储在一个国际物联网设备中是不可取的,因为终端设备的功率和存储空间受到自组织的严重限制。本文通过对物联网和云计算的研究,为云兼容和计算技术方面的问题提供解决方案,促进物联网应用向云计算的稳定过渡。
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引用次数: 0
GSLA: A Tool for Deciphering Genotype Changes on Phenotype Level GSLA:在表型水平上破译基因型变化的工具
Li Ruan, Pengcheng Chen
We perform the gene set linkage analysis (GSLA) tool for interpreting the functional influences of genes with expression change in omics studies. It has been illustrated in several studies that the algorithm is useful for finding new clues for physiological coordination in transcriptome profile analyses, where traditional analysis tools cannot find similar results. The web tool of GSLA supports seven model organisms: including H. sapiens, M. musculus, A. thaliana et al.
我们使用基因集连锁分析(GSLA)工具来解释组学研究中表达变化基因的功能影响。一些研究表明,该算法有助于在转录组谱分析中发现生理协调的新线索,而传统的分析工具无法找到类似的结果。GSLA的网络工具支持七种模式生物:包括智人、肌肉动物、拟南芥等。
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引用次数: 0
Exploring the “Trinity” Model of Training Artificial Intelligence Talents 探索人工智能人才培养“三位一体”模式
Yuanpeng Duan, Zhiqi Zhang
With the deepening globalization of science and technology, the importance of artificial intelligence technology has become increasingly prominent, the competition for talents has become increasingly fierce, and many countries have made the cultivation of talents a vital force in promoting the development of artificial intelligence. However, the current model of cultivating intelligent talents is outdated, with problems such as weak discipline construction, single-course training, and lack of practical experience. In the pursuit of cultivating talents with the overall development of knowledge, ability, and quality, the “trinity” training model based on artificial intelligence is built to provide high-level, open, and complex, intelligent talents for economic and social development.
随着科技全球化的不断深入,人工智能技术的重要性日益凸显,人才的竞争日益激烈,许多国家都把人才的培养作为推动人工智能发展的生力军。然而,目前的智能人才培养模式已经过时,存在学科建设薄弱、课程培养单一、缺乏实践经验等问题。以培养知识、能力、素质全面发展的人才为追求,构建基于人工智能的“三位一体”人才培养模式,为经济社会发展提供高层次、开放型、复合型的智能人才。
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引用次数: 0
Research on the framework of Decision Support Platform for the Lower Yellow River Based on Cloud Computing 基于云计算的黄河下游决策支持平台框架研究
Haijun Liu
The decision support platform for the lower Yellow River integrates the models of hydrological, hydrodynamic, sediment transport, reservoir group optimal operation, beach area function planning in order to provide governance and management decision support for managers. To achieve this goal, the platform uses the stability and scalability of cloud computing technology to build a decision support platform for the lower Yellow River Based on cloud computing technology. The platform is composed of IaaS, PaaS and SaaS. The IaaS stores a large number of data resources. The PaaS layer provides services such as scheme management and data management for SaaS layer. Users can call web service interfaces to access required applications. This architecture provides a solution for the water conservancy industry to solve the integration of massive data and water conservancy models.
黄河下游决策支持平台集成了水文、水动力、输沙、库群优化调度、滩区功能规划等模型,为管理者提供治理和管理决策支持。为实现这一目标,平台利用云计算技术的稳定性和可扩展性,构建了一个基于云计算技术的黄河下游决策支持平台。该平台由IaaS、PaaS和SaaS组成。IaaS存储了大量的数据资源。PaaS层为SaaS层提供方案管理、数据管理等服务。用户可以调用web服务接口来访问所需的应用程序。该架构为水利行业解决海量数据与水利模型的集成提供了解决方案。
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引用次数: 0
Network Spam Detection Based on CNN Incorporated with Attention Model 基于CNN和注意力模型的网络垃圾邮件检测
Fanjun Meng, Yuqing Pan, Renjun Feng
The rapid popularization of computer technology and Internet communication has not only brought convenience to people's life and work, but also brought many new network security challenges, such as malware, Trojan horse and spam. Among them, network spam is the preferred attack medium for network criminals to launch malicious activities. It usually includes phishing links, malicious warnings, and viruses. Therefore, fast and efficient spam detection technology has gradually become a research hotspot of network security. However, at present, the sending speed and scale of online mail are growing, the traditional network spam detection methods cannot meet the needs of users. With the in-depth development of machine learning, intelligent spam detection technology has been continuously applied, but the traditional machine learning methods often rely on the extraction of various features, which is time-consuming and difficult. To solve the problem, this paper, by taking advantage of the benefit of deep learning that can be completed automatically in feature extraction, proposes a CNN incorporated with attention model for network spam detection, including network spam collection, data preprocessing by using Glove model to train word vector, and model training. The experiments have verified the effectiveness of the proposed method.
计算机技术和互联网通信的迅速普及,在给人们的生活和工作带来便利的同时,也带来了许多新的网络安全挑战,如恶意软件、特洛伊木马、垃圾邮件等。其中,网络垃圾邮件是网络犯罪分子开展恶意活动的首选攻击媒介。它通常包括网络钓鱼链接、恶意警告和病毒。因此,快速高效的垃圾邮件检测技术逐渐成为网络安全领域的研究热点。然而,目前网络邮件的发送速度和规模都在不断增长,传统的网络垃圾邮件检测方法已经不能满足用户的需求。随着机器学习的深入发展,智能垃圾邮件检测技术得到了不断的应用,但传统的机器学习方法往往依赖于提取各种特征,耗时长,难度大。为了解决这一问题,本文利用深度学习在特征提取中可以自动完成的优势,提出了一种结合关注的CNN网络垃圾邮件检测模型,包括网络垃圾邮件收集、使用Glove模型训练词向量的数据预处理、模型训练。实验验证了该方法的有效性。
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引用次数: 1
The Research of Quadrotor Flight Control Based on Reinforcement Learning and ADP 基于强化学习和ADP的四旋翼飞行器飞行控制研究
Xueyuan Li, Wentao Xie, Wentao Zhan
This paper studies the application of Lookup-Table reinforcement learning method into the continuous state space control of quadrotor simulator and designs a attitude controller for the quadrotor simulator based on Q-learning; for the improvement of defects concerning difficulty in the learning algorithm's convergence and low efficiency in learning when Q-learning is faced with large-scale and continuous-space optimized decision, the method of kernel approximate dynamic programming is introduced, Kernel-based Least-Squares Policy Iteration (KLSPI) is proposed, and a controller for the quadrotor simulator is designed based on this algorithm. The experiment shows that the reinforcement learning control method is of fast convergence speed, small steady-state error, strong adaptive ability and good control effect; when dealing with the problem of continuous state space, the Least-Squares Policy Iteration can converge better strategies with fewer training data compared with the traditional method of discretizing state space first.
研究了查找表强化学习方法在四旋翼模拟器连续状态空间控制中的应用,设计了一种基于q学习的四旋翼模拟器姿态控制器;针对q -学习面对大规模连续空间优化决策时学习算法收敛困难、学习效率低的缺陷,引入核近似动态规划方法,提出了基于核的最小二乘策略迭代(KLSPI),并基于该算法设计了四旋翼模拟器控制器。实验表明,强化学习控制方法收敛速度快,稳态误差小,自适应能力强,控制效果好;在处理连续状态空间问题时,与传统的先离散状态空间的方法相比,最小二乘策略迭代可以在训练数据较少的情况下更好地收敛策略。
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引用次数: 1
Student Programs Performance Scoring Based on Probabilistic Latent Semantic Analysis and Multi-granularity Feature Fusion for MOOC 基于概率潜在语义分析和多粒度特征融合的MOOC学生课程成绩评分
Ke Xu, Haijie Hu, Song Lu, Yan Huang, Xinfang Zhang, Mustafa A. Al Sibahee
In order to solve the problem of the low accuracy of automatic scoring for programming questions on MOOC platform, this paper proposed a multi-granularity feature fusion automatic scoring method based on potential semantic analysis. Abstract syntax tree (AST) is used to extract the features of student evaluation programs and standard answer template program, and calculate the similarity of features. According to whether the program is compiled or not, the similarity of multi-granularity features is analyzed by different strategies to score automatically. The experimental results show that the average accuracy of the method proposed in this paper outperforms the dynamic test method and the traditional static method using the test case results only, and the automatic machine scoring results are highly consistent with the human score.
为了解决MOOC平台编程题自动评分准确率低的问题,本文提出了一种基于潜在语义分析的多粒度特征融合自动评分方法。采用抽象语法树(AST)提取学生评价程序和标准答案模板程序的特征,并计算特征的相似度。根据程序是否编译,采用不同的策略对多粒度特征的相似度进行分析,自动评分。实验结果表明,本文方法的平均准确率优于仅使用测试用例结果的动态测试方法和传统静态方法,并且机器自动评分结果与人的评分高度一致。
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引用次数: 0
期刊
2022 8th Annual International Conference on Network and Information Systems for Computers (ICNISC)
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