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A Cross-Modal Image and Text Retrieval Method Based on Efficient Feature Extraction and Interactive Learning CAE 基于高效特征提取和交互式学习CAE的跨模态图像和文本检索方法
Pub Date : 2022-01-10 DOI: 10.1155/2022/7314599
Xiuye Yin, Liyong Chen
In view of the complexity of the multimodal environment and the existing shallow network structure that cannot achieve high-precision image and text retrieval, a cross-modal image and text retrieval method combining efficient feature extraction and interactive learning convolutional autoencoder (CAE) is proposed. First, the residual network convolution kernel is improved by incorporating two-dimensional principal component analysis (2DPCA) to extract image features and extracting text features through long short-term memory (LSTM) and word vectors to efficiently extract graphic features. Then, based on interactive learning CAE, cross-modal retrieval of images and text is realized. Among them, the image and text features are respectively input to the two input terminals of the dual-modal CAE, and the image-text relationship model is obtained through the interactive learning of the middle layer to realize the image-text retrieval. Finally, based on Flickr30K, MSCOCO, and Pascal VOC 2007 datasets, the proposed method is experimentally demonstrated. The results show that the proposed method can complete accurate image retrieval and text retrieval. Moreover, the mean average precision (MAP) has reached more than 0.3, the area of precision-recall rate (PR) curves are better than other comparison methods, and they are applicable.
针对多模态环境的复杂性和现有浅层网络结构无法实现高精度的图像和文本检索,提出了一种结合高效特征提取和交互学习卷积自编码器(CAE)的跨模态图像和文本检索方法。首先,对残差网络卷积核进行改进,结合二维主成分分析(2DPCA)提取图像特征,利用长短期记忆(LSTM)和词向量提取文本特征,有效提取图形特征;然后,基于交互式学习CAE,实现了图像和文本的跨模态检索。其中,将图像和文本特征分别输入到双模CAE的两个输入终端,通过中间层的交互学习得到图像-文本关系模型,实现图像-文本检索。最后,基于Flickr30K、MSCOCO和Pascal VOC 2007数据集,对该方法进行了实验验证。结果表明,该方法能够完成准确的图像检索和文本检索。平均精密度(MAP)达到0.3以上,精确召回率(PR)曲线面积优于其他比较方法,具有一定的适用性。
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引用次数: 3
Smart City Public Art Planning and Design in a Multimedia Internet of Things Environment Integrating Scene Elements 融合场景元素的多媒体物联网环境下的智慧城市公共艺术规划设计
Pub Date : 2022-01-10 DOI: 10.1155/2022/7289661
Congcong Tang, Lei Zhao
Public art planning and design in the context of smart cities need to keep pace with the times, but the integrity of the original scene needs to be maintained in the process of public art design. Therefore, this paper combines the elements of the scene and integrates the Internet of Things smart city to conduct public art planning and design research. Moreover, based on the multimedia Internet of Things environment, this paper analyzes the effects of virtual reality technology in urban public art planning and design and gives the overall optimization ideas for the organization and rendering of VR scene data. Then, this paper studies the organization and rendering optimization methods of the terrain scene model and the scene model, respectively. The experimental research results show that the smart city public art planning and design system under the multimedia Internet of Things environment designed in this paper has a good smart city public art planning and design effect.
智慧城市背景下的公共艺术规划设计需要与时俱进,但在公共艺术设计的过程中需要保持原有场景的完整性。因此,本文结合场景元素,结合物联网智慧城市进行公共艺术规划设计研究。此外,基于多媒体物联网环境,分析了虚拟现实技术在城市公共艺术规划设计中的效果,并对VR场景数据的组织与渲染给出了整体优化思路。然后,分别研究了地形场景模型和场景模型的组织和渲染优化方法。实验研究结果表明,本文设计的多媒体物联网环境下的智慧城市公共艺术规划设计系统具有良好的智慧城市公共艺术规划设计效果。
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引用次数: 0
Application of Data Mining in Effect Evaluation of Lean Management 数据挖掘在精益管理效果评价中的应用
Pub Date : 2022-01-10 DOI: 10.1155/2022/3101614
Song Ding, Jun Li, Jiye Li
Quantitative evaluation is an important part of enterprise diagnosis, which promotes the scientific and modern management of enterprises. At present, the existing enterprise management evaluation methods cannot complete the mining of enterprise index data, which leads to large error and low significance coefficient in enterprise management evaluation. Therefore, the application of data mining in enterprise lean management effect evaluation is put forward. The process and main functions of data mining are analyzed; data mining algorithm is used to establish the evaluation index system of lean management effect and calculate the index weight. Using the association rules method in data mining, according to the parameters of enterprise lean management level evaluation index and weight value, through the fuzzy set transformation idea, the fuzzy boundary of each index and factor is described by the membership degree, the fuzzy judgment matrix is constructed, and the final evaluation result is obtained by multilayer compound calculation. Experimental results show that this study has a high significance coefficient, and the proposed evaluation method of enterprise lean management effect has ideal accuracy and short time consumption. In practical application, the cumulative contribution rate is higher and has higher stability.
定量评价是企业诊断的重要组成部分,促进了企业管理的科学化、现代化。目前,现有的企业管理评价方法无法完成对企业指标数据的挖掘,导致企业管理评价误差大,显著性系数低。因此,提出了数据挖掘在企业精益管理效果评价中的应用。分析了数据挖掘的过程和主要功能;采用数据挖掘算法建立精益管理效果评价指标体系,并计算指标权重。利用数据挖掘中的关联规则方法,根据企业精益管理水平评价指标和权重值的参数,通过模糊集变换思想,用隶属度来描述各指标和因素的模糊边界,构造模糊判断矩阵,通过多层复合计算得到最终评价结果。实验结果表明,本研究具有较高的显著性系数,提出的企业精益管理效果评价方法具有理想的准确性和较短的耗时。在实际应用中,累积贡献率较高,具有较高的稳定性。
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引用次数: 0
A Cognitive Diagnosis Method in Adaptive Learning System Based on Preconceptions 基于先入为主的自适应学习系统认知诊断方法
Pub Date : 2022-01-10 DOI: 10.1155/2022/5011804
Jue Wang, Kaihua Liang
One advantage of an adaptive learning system is the ability to personalize learning to the needs of individual users. Realizing this personalization requires first a precise diagnosis of individual users’ relevant attributes and characteristics and the provision of adaptability-enabling resources and pathways for feedback. In this paper, a preconcept system is constructed to diagnose users' cognitive status of specific learning content, including learning progress, specific preconcept viewpoint, preconcept source, and learning disability. The “Force and Movement” topic from junior high school physics is used as a case study to describe the method for constructing a preconception system. Based on the preconception system, a method and application process for diagnosing user cognition is introduced. This diagnosis method is used in three ways: firstly, as a diagnostic dimension for an adaptive learning system, improving the ability of highly-adaptive learning systems to support learning activities, such as through visualization of the cognition states of students; secondly, for an attribution analysis of preconceptions to provide a basis for adaptive learning organizations; and finally, for predicting the obstacles users may face in the learning process, in order to provide a basis for adaptive learning pathways.
自适应学习系统的一个优点是能够根据个人用户的需要进行个性化学习。实现这种个性化首先需要对单个用户的相关属性和特征进行精确诊断,并提供支持适应性的资源和反馈途径。本文构建了一个前概念系统,用于诊断用户对特定学习内容的认知状态,包括学习进度、特定前概念观点、前概念来源和学习障碍。本文以初中物理中的“力与运动”为例,描述了构建概念前系统的方法。介绍了一种基于预概念系统的用户认知诊断方法和应用流程。该诊断方法在三个方面得到应用:首先,作为自适应学习系统的诊断维度,通过可视化学生的认知状态,提高高适应性学习系统支持学习活动的能力;其次,对先入之见进行归因分析,为适应性学习型组织提供依据;最后,预测用户在学习过程中可能遇到的障碍,为自适应学习路径提供依据。
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引用次数: 0
Algorithmic Study on Position and Movement Method of Badminton Doubles 羽毛球双打站位和动作方法的算法研究
Pub Date : 2022-01-10 DOI: 10.1155/2022/6422442
Yu Xie, Xiaodong Xie, Huan Xia, Zhe Zhao
The algorithms used by schedulers depend on the complexity of the schedule and constraints for each problem. The position and movement of badminton players in badminton doubles competition is one of the key factors to improve the athletes’ transition efficiency of offense and defense and the rate of winning matches and to save energy consumption. From the perspective of basic theory, the author conducts research on the position and movement of badminton doubles. Based on the numerical analysis method, the optimal model of standing position and direction composed of 7 nonlinear equations is established. In addition, the final of 10 matches of the super series of the world badminton federation in 2019 was selected as the sample of speed parameters. With the help of MATLAB mathematical analysis software, the numerical model established by the least square method was adopted to optimize the specific standing position and walking model. Ultimately, the optimal solution has been obtained, which can be represented on a plane graph. The optimal position of the attack station should be the blocking area (saddle-shaped area) and the hanging area (circular arc area in the middle). The optimal defensive positioning should be left defensive positioning area (left front triangle area) and right defensive positioning area (right front triangle area), which is consistent with our current experience and research results. The research results use mathematical tools to calculate the accurate optimal position in doubles matches, which has guiding significance to the choice of athletes’ position and walking position in actual combat and can also be used as a reference for training, providing a certain theoretical basis for the standing and walking of badminton doubles confrontation. The data collection and operation methods in this study can provide better calculation materials for artificial intelligence optimization and fuzzy operation of motion displacement, which is of great significance in the field of motion, simulation, and the call of parametric functions.
调度程序使用的算法取决于每个问题的调度和约束的复杂性。羽毛球运动员在羽毛球双打比赛中的站位和动作是提高运动员攻防转换效率和胜率、节约体力消耗的关键因素之一。从基础理论的角度,对羽毛球双打的站位和动作进行研究。基于数值分析方法,建立了由7个非线性方程组成的最优站立位置和方向模型。此外,选取2019年世界羽联超级系列赛10场比赛的决赛作为速度参数样本。借助MATLAB数学分析软件,采用最小二乘法建立的数值模型,对具体的站立位置和行走模型进行优化。最后得到了最优解,并用平面图表示。攻击站的最佳位置应为阻挡区(鞍形区)和悬挂区(中间圆弧区)。最优防守位置应为左侧防守定位区(左侧前三角区)和右侧防守定位区(右侧前三角区),这与我们目前的经验和研究成果是一致的。研究结果利用数学工具计算出双打比赛中准确的最佳位置,对运动员在实战中站位和行走位置的选择具有指导意义,也可作为训练参考,为羽毛球双打对抗的站位和行走提供一定的理论依据。本研究的数据采集和运算方法可以为运动位移的人工智能优化和模糊运算提供更好的计算材料,在运动、仿真、参数函数调用等领域具有重要意义。
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引用次数: 0
Research on the Use of Neural Network for the Prediction of College Students' Mental Health 神经网络在大学生心理健康预测中的应用研究
Pub Date : 2022-01-10 DOI: 10.1155/2022/5759239
Haoyue Liu, Jilin Xu
A healthy mental status of students plays an important role in getting quality of education. Hence, research on the prediction of college students’ mental health status is of great importance and considered as a hot area of research. In this specific research study, back propagation (BP) algorithm is adopted to learn verities of characteristics of different students from the historical data of the students including: psychological characteristics, basic personal characteristics, and socio-economic characteristics. In the initial stage of the modeling, data preprocessing steps are used to prepare the data to be used by the BP algorithm for building model. The rationales behind the use of BP algorithm are its capability of handling heterogeneity of data and exploring correlations among different characteristics. The proposed model enhances the capability of BP algorithm for risk prediction of psychological problem of the students and achieves higher precision of psychological problem prediction. The results obtained show that the error between the predicted and measured values is 0.88%.
学生健康的心理状态对获得高质量的教育起着重要作用。因此,对大学生心理健康状况的预测研究具有十分重要的意义,并被认为是一个研究热点。在这个具体的研究中,采用BP算法从学生的历史数据中学习不同学生特征的真实性,包括:心理特征、个人基本特征和社会经济特征。在建模的初始阶段,数据预处理步骤用于准备BP算法用于建模的数据。使用BP算法的基本原理是其处理数据异质性和探索不同特征之间相关性的能力。该模型增强了BP算法对学生心理问题风险预测的能力,实现了更高的心理问题预测精度。结果表明,预测值与实测值的误差为0.88%。
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引用次数: 2
Research on Engineering Geomechanics Characteristics and CFRP Reinforcement Technology Based on Machine Learning Algorithms 基于机器学习算法的工程地质力学特性及CFRP加固技术研究
Pub Date : 2022-01-07 DOI: 10.1155/2022/2765327
Baoqi Yan, Nuoya Zhang, Ganggang Lu, Yue Hui
We have completed the design of an early warning and evaluation analysis module based on machine learning algorithms. Aiming at the prestressed CFRP-strengthened reinforced concrete bridges under natural exposure, we developed a theoretical model to analyze the long-term prestress loss of reinforced parts and the adhesion behavior of the CFRP-concrete interface under natural exposure conditions. The analysis deeply reveals the technical and engineering geomechanics characteristics of the D bridge. At the same time, through a series of experimental studies on the D bridge condition monitoring system, the data acquisition and transmission, processing and control of the D bridge condition monitoring system, and the bridge condition monitoring and evaluation software are provided. Regarding how to repair the engineering geomechanical characteristics of D bridge, we mentioned the prestressed CFRP reinforcement technology. The prestressed carbon fiber reinforced composite (CFRP) structure made of reinforced concrete (RC) makes better use of the high-strength characteristics of CFRP and changes. It strengthens the stress distribution of the components and improves the overall strength of the components. It is more supported by engineers in the civil engineering and transportation departments. However, most prestressed CFRP-reinforced RC structures are located in natural exposure environments, and the effect of natural exposure environments on the long-term mechanical properties of prestressed C FRP-reinforced RC components is still unclear. This article mainly uses the research on the engineering geomechanics characteristics and reinforcement technology of the bridge body, so that people have a deep understanding of its concept, and provides reasonable use methods and measures for the maintenance and protection of the bridge body in the future. This paper studies the characteristics of engineering geomechanics based on machine learning algorithms and applies them to the research of CFRP reinforcement technology, aiming to promote its better development.
我们完成了基于机器学习算法的预警与评估分析模块的设计。针对自然暴露条件下的预应力cfrp加固钢筋混凝土桥梁,建立了自然暴露条件下加筋部位长期预应力损失及cfrp -混凝土界面粘结行为的理论模型。分析深入揭示了D桥的技术和工程地质力学特征。同时,通过对D桥梁状态监测系统的一系列实验研究,提供了D桥梁状态监测系统的数据采集与传输、处理与控制,以及桥梁状态监测与评价软件。针对如何修复D桥的工程地质力学特性,提出了预应力碳纤维布加固技术。由钢筋混凝土(RC)制成的预应力碳纤维增强复合材料(CFRP)结构更好地利用了CFRP的高强特性而改变。强化了构件的应力分布,提高了构件的整体强度。它更多地得到土木工程和交通部门工程师的支持。然而,大多数预应力cfrp -钢筋混凝土结构都处于自然暴露环境中,自然暴露环境对预应力cfrp -钢筋混凝土构件长期力学性能的影响尚不清楚。本文主要利用对桥体的工程地质力学特征及加固技术的研究,使人们对其概念有深入的了解,为今后桥体的养护保护提供合理的使用方法和措施。本文研究了基于机器学习算法的工程地质力学特性,并将其应用于CFRP加固技术的研究,旨在促进其更好的发展。
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引用次数: 1
A Novel Financial Risk Early Warning Strategy Based on Decision Tree Algorithm 一种新的基于决策树算法的财务风险预警策略
Pub Date : 2022-01-07 DOI: 10.1155/2022/4648427
Lili Tong, Guoliang Tong
This paper requires a lot of assumptions for financial risk, which cannot use all of the data and is often limited to financial data; and in the past, most early warning models for financial crises did not, so they could not track the fluctuation and change trend of financial indicators. A decision tree algorithm model is used to propose a financial risk early warning method. Enterprises have suffered as a result of the financial crisis, and some have even gone bankrupt. Any financial crisis, on the other hand, has a gradual and deteriorating course. As a result, it is critical to track and monitor the company's financial operations so that early warning signs of a financial crisis can be identified and effective measures taken to mitigate the company’s business risk. This paper establishes a financial early warning system to predict financial operations using the decision tree algorithm in big data. Operators can take measures to improve their enterprise’s operation and prevent the failure of the embryonic stage of the financial crisis, to avoid greater losses after discovering the bud of the enterprise’s financial crisis, and to avoid greater losses after discovering the bud of the enterprise’s financial crisis. This prediction can be used by banks and other financial institutions to help them make loan decisions and keep track of their loans. Relevant businesses can use this signal to make credit decisions and effectively manage accounts receivable; CPAs can use this early warning information to determine their audit procedures, assess the enterprise's prospects, and reduce audit risk. As a result, the principle of steady operation should guide modern enterprise management. Prepare emergency plans in advance of a business risk or financial crisis to resolve the financial crisis and reduce the financial risk.
本文需要对财务风险进行大量的假设,不能使用所有的数据,往往仅限于财务数据;而在过去,大多数金融危机预警模型都没有,因此无法跟踪金融指标的波动和变化趋势。采用决策树算法模型,提出了一种财务风险预警方法。企业受到金融危机的影响,有的甚至破产。另一方面,任何金融危机都有一个逐渐恶化的过程。因此,跟踪和监控公司的财务运作是至关重要的,这样可以发现财务危机的早期预警信号,并采取有效措施来减轻公司的经营风险。本文利用大数据中的决策树算法,建立财务预警系统,对财务运行进行预测。经营者可以采取措施改善企业经营,防止财务危机萌芽阶段的失败,避免发现企业财务危机的萌芽后造成更大的损失,避免发现企业财务危机的萌芽后造成更大的损失。这种预测可以被银行和其他金融机构用来帮助他们做出贷款决策并跟踪他们的贷款。相关企业可以利用这一信号进行信贷决策,有效管理应收账款;注册会计师可以利用这些预警信息来确定他们的审计程序,评估企业的前景,降低审计风险。因此,现代企业管理应以稳健经营原则为指导。在业务风险或财务危机发生前,提前准备应急预案,化解财务危机,降低财务风险。
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引用次数: 1
Research on Fast Face Retrieval Optimization Algorithm Based on Fuzzy Clustering 基于模糊聚类的快速人脸检索优化算法研究
Pub Date : 2022-01-07 DOI: 10.1155/2022/6588777
Xiangmin Dong, Bin Huang, Yuncai Zhou
Aiming at the problem of long retrieval time for massive face image databases under a given threshold, a fast retrieval algorithm for massive face images based on fuzzy clustering is proposed. The algorithm builds a deep convolutional neural network model. The model can be used to extract features from face photos to obtain a high-dimensional vector to represent the high-level semantic features of face photos. On this basis, the fuzzy clustering algorithm is used to perform fuzzy clustering on the feature vectors of the face database to construct a retrieval pedigree map. When the threshold is passed in for database retrieval of the target face photos, the pedigree map can be quickly retrieved. Experiments on the LFW face dataset and self-collected face dataset show that the model is better than the commonly used K-means model in face recognition accuracy, clustering effect, and retrieval speed and has certain commercial value.
针对给定阈值下海量人脸图像数据库检索时间过长的问题,提出了一种基于模糊聚类的海量人脸图像快速检索算法。该算法建立了一个深度卷积神经网络模型。该模型可以从人脸照片中提取特征,得到一个高维向量来表示人脸照片的高级语义特征。在此基础上,采用模糊聚类算法对人脸数据库的特征向量进行模糊聚类,构建检索谱系图。当传入目标人脸照片数据库检索阈值时,可以快速检索到目标人脸的谱系图。在LFW人脸数据集和自采集人脸数据集上的实验表明,该模型在人脸识别精度、聚类效果和检索速度上都优于常用的K-means模型,具有一定的商业价值。
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引用次数: 1
Artificial Intelligence in the Protection and Inheritance of Cultural Landscape Heritage in Traditional Village 人工智能在传统村落文化景观遗产保护与传承中的应用
Pub Date : 2022-01-07 DOI: 10.1155/2022/9117981
Xin Wang
To continue to protect and inherit the cultural landscape heritage of traditional villages, starting from the perspective of artificial intelligence (AI), literature review methods are used, and related theories are collected. Then, Wuyuan County in Jiangxi Province in the traditional villages is taken as the research object. By analyzing the tourism income of this place from 2016 to 2020, the overall income of this county is relatively good. In fact, due to the weak protection of traditional villages in Wuyuan County, the lack of supervision awareness, the implementation of the “immigrant and relocation” policy, and the backward thinking of residents, the cultural landscape of traditional villages has collapsed and destroyed. Up to now, there are 113 ancient ancestral temples, 28 ancient mansion houses, 36 ancient private houses, 187 ancient bridges, and only 12 ancient villages. Finally, AI technology is applied to the cultural landscape of traditional villages. Through image restoration technology, traditional villages can be restored to a certain extent. Intelligent positioning and radio frequency (RF) technology can also realize real-time monitoring of traditional villages from the perspective of weather and service life to achieve the purpose of protecting cultural landscape heritage. Therefore, AI technology is applied in the protection and inheritance of traditional village cultural landscape heritage, which has great reference significance for the management of various historical and cultural heritage.
为了继续保护和传承传统村落的文化景观遗产,从人工智能(AI)的角度出发,采用文献综述的方法,收集相关理论。然后以江西省婺源县的传统村落为研究对象。通过分析2016 - 2020年这个地方的旅游收入,这个县的整体收入是比较好的。事实上,由于婺源县传统村落保护不力、监管意识缺失、“移民搬迁”政策的实施以及居民思维的落后,传统村落的文化景观已经崩塌破坏。截至目前,古庙113座,古宅28座,古私宅36座,古桥187座,古村落仅有12座。最后,将人工智能技术应用于传统村落的文化景观。通过图像修复技术,可以在一定程度上还原传统村落。智能定位和射频(RF)技术也可以从天气和使用寿命的角度实现对传统村落的实时监控,达到保护文化景观遗产的目的。因此,将人工智能技术应用于传统村落文化景观遗产的保护与传承,对各类历史文化遗产的管理具有重要的借鉴意义。
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引用次数: 2
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