期刊文献+
共找到9,611篇文章
< 1 2 250 >
每页显示 20 50 100
Intelligent Decision-Making in Warehouse Management: How AI Automation Improves Inventory Tracking, Order Fulfillment, and Logistics Efficiency Compared to Drone Technology
1
作者 Somil Nishar 《Intelligent Control and Automation》 2024年第1期1-8,共8页
This paper analyzes how artificial intelligence (AI) automation can improve warehouse management compared to emerging technologies like drone usage. Specifically, we evaluate AI’s impact on crucial warehouse function... This paper analyzes how artificial intelligence (AI) automation can improve warehouse management compared to emerging technologies like drone usage. Specifically, we evaluate AI’s impact on crucial warehouse functions—inventory tracking, order fulfillment, and logistics efficiency. Our findings indicate AI automation enables real-time inventory visibility, optimized picking routes, and dynamic delivery scheduling, which drones cannot match. AI better leverages data insights for intelligent decision-making across warehouse operations, supporting improved productivity and lower operating costs. 展开更多
关键词 warehouse Management Artificial Intelligence AUTOMATION Inventory Management Order Fulfillment
下载PDF
Application of Automated Guided Vehicles in Smart Automated Warehouse Systems:A Survey 被引量:5
2
作者 Zheng Zhang Juan Chen Qing Guo 《Computer Modeling in Engineering & Sciences》 SCIE EI 2023年第3期1529-1563,共35页
Automated Guided Vehicles(AGVs)have been introduced into various applications,such as automated warehouse systems,flexible manufacturing systems,and container terminal systems.However,few publications have outlined pr... Automated Guided Vehicles(AGVs)have been introduced into various applications,such as automated warehouse systems,flexible manufacturing systems,and container terminal systems.However,few publications have outlined problems in need of attention in AGV applications comprehensively.In this paper,several key issues and essential models are presented.First,the advantages and disadvantages of centralized and decentralized AGVs systems were compared;second,warehouse layout and operation optimization were introduced,including some omitted areas,such as AGVs fleet size and electrical energy management;third,AGVs scheduling algorithms in chessboardlike environments were analyzed;fourth,the classical route-planning algorithms for single AGV and multiple AGVs were presented,and some Artificial Intelligence(AI)-based decision-making algorithms were reviewed.Furthermore,a novel idea for accelerating route planning by combining Reinforcement Learning(RL)andDijkstra’s algorithm was presented,and a novel idea of the multi-AGV route-planning method of combining dynamic programming and Monte-Carlo tree search was proposed to reduce the energy cost of systems. 展开更多
关键词 Automated guided vehicles(AGVs) smart automated warehouse systems AGVs scheduling AGVs route planning artificial intelligence(AI)
下载PDF
ETL Maturity Model for Data Warehouse Systems:A CMMI Compliant Framework
3
作者 Musawwer Khan Islam Ali +6 位作者 Shahzada Khurram Salman Naseer Shafiq Ahmad Ahmed T.Soliman Akber Abid Gardezi Muhammad Shafiq Jin-Ghoo Choi 《Computers, Materials & Continua》 SCIE EI 2023年第2期3849-3863,共15页
The effectiveness of the Business Intelligence(BI)system mainly depends on the quality of knowledge it produces.The decision-making process is hindered,and the user’s trust is lost,if the knowledge offered is undesir... The effectiveness of the Business Intelligence(BI)system mainly depends on the quality of knowledge it produces.The decision-making process is hindered,and the user’s trust is lost,if the knowledge offered is undesired or of poor quality.A Data Warehouse(DW)is a huge collection of data gathered from many sources and an important part of any BI solution to assist management in making better decisions.The Extract,Transform,and Load(ETL)process is the backbone of a DW system,and it is responsible for moving data from source systems into the DW system.The more mature the ETL process the more reliable the DW system.In this paper,we propose the ETL Maturity Model(EMM)that assists organizations in achieving a high-quality ETL system and thereby enhancing the quality of knowledge produced.The EMM is made up of five levels of maturity i.e.,Chaotic,Acceptable,Stable,Efficient and Reliable.Each level of maturity contains Key Process Areas(KPAs)that have been endorsed by industry experts and include all critical features of a good ETL system.Quality Objectives(QOs)are defined procedures that,when implemented,resulted in a high-quality ETL process.Each KPA has its own set of QOs,the execution of which meets the requirements of that KPA.Multiple brainstorming sessions with relevant industry experts helped to enhance the model.EMMwas deployed in two key projects utilizing multiple case studies to supplement the validation process and support our claim.This model can assist organizations in improving their current ETL process and transforming it into a more mature ETL system.This model can also provide high-quality information to assist users inmaking better decisions and gaining their trust. 展开更多
关键词 ETL maturity model CMMI data warehouse maturity model
下载PDF
Decision-Making Information System for Academic Careers in Congolese Universities: From Analysis to Design of a Data Warehouse
4
作者 Boribo Kikunda Philippe Thierry Nsabimana +3 位作者 Longin Ndayisaba Jules Raymond Kala Jérémie Ndikumagenge Elie Zihindula Mushengezi 《Open Journal of Applied Sciences》 2023年第12期2395-2407,共13页
Universities collect and generate a considerable amount of data on students throughout their academic career. Currently in South Kivu, most universities have an information system in the form of a database made up of ... Universities collect and generate a considerable amount of data on students throughout their academic career. Currently in South Kivu, most universities have an information system in the form of a database made up of several disparate files. This makes it difficult to use this data efficiently and profitably. The aim of this study is to develop this transactional database-based information system into a data warehouse-oriented system. This tool will be able to collect, organize and archive data on the student’s career path, year after year, and transform it for analysis purposes. In the age of Big Data, a number of artificial intelligence techniques have been developed, making it possible to extract useful information from large databases. This extracted information is of paramount importance in decision-making. By way of example, the information extracted by these techniques can be used to predict which stream a student should choose when applying to university. In order to develop our contribution, we analyzed the IT information systems used in the various universities and applied the bottom-up method to design our data warehouse model. We used the relational model to design the data warehouse. 展开更多
关键词 Data warehouse University Courses Universities of South Kivu
下载PDF
A trajectory data warehouse solution for workforce management decision-making
5
作者 Georgia Garani Dimitrios Tolis Ilias K.Savvas 《Data Science and Management》 2023年第2期88-97,共10页
In modern workforce management,the demand for new ways to maximize worker satisfaction,productivity,and security levels is endless.Workforce movement data such as those source data from an access control system can su... In modern workforce management,the demand for new ways to maximize worker satisfaction,productivity,and security levels is endless.Workforce movement data such as those source data from an access control system can support this ongoing process with subsequent analysis.In this study,a solution to attaining this goal is proposed,based on the design and implementation of a data mart as part of a dimensional trajectory data warehouse(TDW)that acts as a repository for the management of movement data.A novel methodological approach is proposed for modeling multiple spatial and temporal dimensions in a logical model.The case study presented in this paper for modeling and analyzing workforce movement data is to support human resource management decision-making and the following discussion provides a representative example of the contribution of a TDW in the process of information management and decision support systems.The entire process of exporting,cleaning,consolidating,and transforming data is implemented to achieve an appropriate format for final import.Structured query language(SQL)queries demonstrate the convenience of dimensional design for data analysis,and valuable information can be extracted from the movements of employees on company premises to manage the workforce efficiently and effectively.Visual analytics through data visualization support the analysis and facilitate decisionmaking and business intelligence. 展开更多
关键词 Business intelligence DECISION-MAKING Workforce management Trajectory data warehouse(TDW) Moving object Semantic modeling
下载PDF
An Application of a Multi-Tier Data Warehouse in Oil and Gas Drilling Information Management 被引量:2
6
作者 张宁生 王志伟 《Petroleum Science》 SCIE CAS CSCD 2004年第4期1-5,共5页
Expenditure on wells constitute a significant part of the operational costs for a petroleum enterprise, where most of the cost results from drilling. This has prompted drilling departments to continuously look for wa... Expenditure on wells constitute a significant part of the operational costs for a petroleum enterprise, where most of the cost results from drilling. This has prompted drilling departments to continuously look for ways to reduce their drilling costs and be as efficient as possible. A system called the Drilling Comprehensive Information Management and Application System (DCIMAS) is developed and presented here, with an aim at collecting, storing and making full use of the valuable well data and information relating to all drilling activities and operations. The DCIMAS comprises three main parts, including a data collection and transmission system, a data warehouse (DW) management system, and an integrated platform of core applications. With the support of the application platform, the DW management system is introduced, whereby the operation data are captured at well sites and transmitted electronically to a data warehouse via transmission equipment and ETL (extract, transformation and load) tools. With the high quality of the data guaranteed, our central task is to make the best use of the operation data and information for drilling analysis and to provide further information to guide later production stages. Applications have been developed and integrated on a uniform platform to interface directly with different layers of the multi-tier DW. Now, engineers in every department spend less time on data handling and more time on applying technology in their real work with the system. 展开更多
关键词 drilling information management multi-tier data warehouse information processing application system
下载PDF
Uniform Representation Model for Metadata of Data Warehouse
7
作者 王建芬 曹元大 《Journal of Beijing Institute of Technology》 EI CAS 2002年第1期85-88,共4页
A uniform metadata representation is introduced for heterogeneous databases, multi media information and other information sources. Some features about metadata are analyzed. The limitation of existing metadata model... A uniform metadata representation is introduced for heterogeneous databases, multi media information and other information sources. Some features about metadata are analyzed. The limitation of existing metadata model is compared with the new one. The metadata model is described in XML which is fit for metadata denotation and exchange. The well structured data, semi structured data and those exterior file data without structure are described in the metadata model. The model provides feasibility and extensibility for constructing uniform metadata model of data warehouse. 展开更多
关键词 data warehouse METADATA data model XML
下载PDF
如何用Warehouse Studio创建和管理数据仓库
8
作者 朱跃龙 李桂琼 《计算机与现代化》 2002年第10期1-4,共4页
介绍了数据仓库的体系结构和WarehouseStudio,然后结合实例详细叙述了利用WarehouseStudio创建、管理和维护数据仓库的过程。
关键词 数据仓库 warehouseStudio 星型模型 记录系统 元数据 数据库系统
下载PDF
CONSTRUCTION OF SIMULATION SYSTEM AND ITS IMPLEMENTATION FOR JOB DISPATCH OF INPROCESS WAREHOUSE ON FLEXIBLE PRODUCTION LINE 被引量:1
9
作者 吴清一 董平 《International Journal of Minerals,Metallurgy and Materials》 SCIE EI CAS CSCD 1996年第1期35+31-35,共6页
The constructing method of a simulation system is discussed in this paper. It is for a Decision Support System (DSS) of main in-process warehouse on a large scale flexible production line. This system is decomposed in... The constructing method of a simulation system is discussed in this paper. It is for a Decision Support System (DSS) of main in-process warehouse on a large scale flexible production line. This system is decomposed into three function blocks: DSS, support environment for simulation, simulating dispatch module. It has a fine structure and works coordinatively to complete whatever assignment for simulation tasks of a complicated production system. 展开更多
关键词 LOGISTICS in-process warehouse DSS simulation system
下载PDF
基于Data Warehouse技术的数据可视化的应用 被引量:2
10
作者 赵欣 赵海 徐凌宇 《东北大学学报(自然科学版)》 EI CAS CSCD 北大核心 2000年第4期365-367,共3页
给出了一个基于DataWarehouse技术的市民投诉系统的设计与实现·系统由管理子系统、语音信箱、分析决策子系统 3部分组成 ,其中分析决策子系统是实现的关键·采用DataWarehouse技术 ,以ROLAP为主要方法 ,将数据可视化技术应用于... 给出了一个基于DataWarehouse技术的市民投诉系统的设计与实现·系统由管理子系统、语音信箱、分析决策子系统 3部分组成 ,其中分析决策子系统是实现的关键·采用DataWarehouse技术 ,以ROLAP为主要方法 ,将数据可视化技术应用于DataWarehouse,实现了多维数据的可视化处理·系统已在多个城市的投诉中心投入运行 ,取得了良好的社会效益· 展开更多
关键词 Datawarehouse DSS系统 数据可视化 数据仓库
下载PDF
Development of Geological Data Warehouse 被引量:2
11
作者 LiZhenhua HuGuangdao ZhangZhenfei 《Journal of China University of Geosciences》 SCIE CSCD 2003年第3期261-264,共4页
Data warehouse (DW), a new technology invented in 1990s, is more useful for integrating and analyzing massive data than traditional database. Its application in geology field can be divided into 3 phrases: 1992-1996,... Data warehouse (DW), a new technology invented in 1990s, is more useful for integrating and analyzing massive data than traditional database. Its application in geology field can be divided into 3 phrases: 1992-1996, commercial data warehouse (CDW) appeared; 1996-1999, geological data warehouse (GDW) appeared and the geologists or geographers realized the importance of DW and began the studies on it, but the practical DW still followed the framework of DB; 2000 to present, geological data warehouse grows, and the theory of geo-spatial data warehouse (GSDW) has been developed but the research in geological area is still deficient except that in geography. Although some developments of GDW have been made, its core still follows the CDW-organizing data by time and brings about 3 problems: difficult to integrate the geological data, for the data feature more space than time; hard to store the massive data in different levels due to the same reason; hardly support the spatial analysis if the data are organized by time as CDW does. So the GDW should be redesigned by organizing data by scale in order to store mass data in different levels and synthesize the data in different granularities, and choosing space control points to replace the former time control points so as to integrate different types of data by the method of storing one type data as one layer and then to superpose the layers. In addition, data cube, a wide used technology in CDW, will be no use in GDW, for the causality among the geological data is not so obvious as commercial data, as the data are the mixed result of many complex rules, and their analysis always needs the special geological methods and software; on the other hand, data cube for mass and complex geo-data will devour too much store space to be practical. On this point, the main purpose of GDW may be fit for data integration unlike CDW for data analysis. 展开更多
关键词 data warehouse (DW) geological data warehouse (GDW) space control points data cube
下载PDF
Model Warehouse 被引量:3
12
作者 YU Zhiwen 《Geo-Spatial Information Science》 2003年第1期62-65,共4页
This paper puts forward a new conception:model warehouse,analyzes the reason why model warehouse appears and introduces the characteristics and architecture of model warehouse.Last,this paper points out that model war... This paper puts forward a new conception:model warehouse,analyzes the reason why model warehouse appears and introduces the characteristics and architecture of model warehouse.Last,this paper points out that model warehouse is an important part of WebGIS. 展开更多
关键词 model warehouse MODEL INTEGRATION Web GIS
下载PDF
Intelligent logistics system of steel bar warehouse based on ubiquitous information 被引量:4
13
作者 Hai-nan He Xiao-chen Wang +6 位作者 Gong-zhuang Peng Dong Xu Yang Liu Min Jiang Ze-dong Wu Da Zhang He Yan 《International Journal of Minerals,Metallurgy and Materials》 SCIE EI CAS CSCD 2021年第8期1367-1377,共11页
Internet of Things and artificial intelligence technology are the key elements of the intelligent construction of iron and steel production warehouse. This paper puts forward a whole set of intelligent scheme for bar ... Internet of Things and artificial intelligence technology are the key elements of the intelligent construction of iron and steel production warehouse. This paper puts forward a whole set of intelligent scheme for bar warehouse crane for the guidance of metallurgical process engineering, including cluster rapid self-awareness technology of the smart crane, precise self-executing technique of crane with rigid-flexible hybrid structure, multi-body system kinematics model of the smart crane sling and the swing characteristics model at different azimuth, antiswing control technology based on the optimization objective function, the vehicle model recognition system based on lidar, and the clustering crane dynamic scheduling method based on multi-agent reinforcement learning. The complete intelligent logistics system of the bar warehouse has changed the original operation mode of the warehouse area and realized the unmanned operation and intelligent scheduling of the crane,which is of great significance for improving the production efficiency, reducing the production cost, and improving the product quality. 展开更多
关键词 intelligent warehouse CRANE vehicle identification anti-pendulum control multi-agent reinforcement learning
下载PDF
Data Warehouse Design for Big Data in Academia 被引量:2
14
作者 Alex Rudniy 《Computers, Materials & Continua》 SCIE EI 2022年第4期979-992,共14页
This paper describes the process of design and construction of a data warehouse(“DW”)for an online learning platform using three prominent technologies,Microsoft SQL Server,MongoDB and Apache Hive.The three systems ... This paper describes the process of design and construction of a data warehouse(“DW”)for an online learning platform using three prominent technologies,Microsoft SQL Server,MongoDB and Apache Hive.The three systems are evaluated for corpus construction and descriptive analytics.The case also demonstrates the value of evidence-centered design principles for data warehouse design that is sustainable enough to adapt to the demands of handling big data in a variety of contexts.Additionally,the paper addresses maintainability-performance tradeoff,storage considerations and accessibility of big data corpora.In this NSF-sponsored work,the data were processed,transformed,and stored in the three versions of a data warehouse in search for a better performing and more suitable platform.The data warehouse engines-a relational database,a No-SQL database,and a big data technology for parallel computations-were subjected to principled analysis.Design,construction and evaluation of a data warehouse were scrutinized to find improved ways of storing,organizing and extracting information.The work also examines building corpora,performing ad-hoc extractions,and ensuring confidentiality.It was found that Apache Hive demonstrated the best processing time followed by SQL Server and MongoDB.In the aspect of analytical queries,the SQL Server was a top performer followed by MongoDB and Hive.This paper also discusses a novel process for render students anonymity complying with Family Educational Rights and Privacy Act regulations.Five phases for DW design are recommended:1)Establishing goals at the outset based on Evidence-Centered Design principles;2)Recognizing the unique demands of student data and use;3)Adopting a model that integrates cost with technical considerations;4)Designing a comparative database and 5)Planning for a DW design that is sustainable.Recommendations for future research include attempting DW design in contexts involving larger data sets,more refined operations,and ensuring attention is paid to sustainability of operations. 展开更多
关键词 Big data data warehouse MONGODB Apache hive SQL server
下载PDF
Warehouse Environment Parameter Monitoring System and Sensor Error Correction Model Based on PSO-BP 被引量:5
15
作者 Lin Sen Wang Guanglong +3 位作者 Chen Yingjie Wang Le Qiao Zhongtao Gao Fengqi 《Transactions of Nanjing University of Aeronautics and Astronautics》 EI CSCD 2017年第3期333-340,共8页
The warehouse environment parameter monitoring system is designed to avoid the networking and high cost of traditional monitoring system.A sensor error correction model which combines particle swarm optimization(PSO)w... The warehouse environment parameter monitoring system is designed to avoid the networking and high cost of traditional monitoring system.A sensor error correction model which combines particle swarm optimization(PSO)with back propagation(BP)neural network algorithm is established to reduce nonlinear characteristics and improve test accuracy of the system.Simulation and experiments indicate that the PSO-BP neural network algorithm has advantages of fast convergence rate and high diagnostic accuracy.The monitoring system can provide higher measurement precision,lower power consume,stable network data communication and fault diagnoses function.The system has been applied to monitoring environment parameter of warehouse,special vehicles and ships,etc. 展开更多
关键词 warehouse warehouse correction networking swarm terminals hidden acceleration normalized intelligent
下载PDF
Ant Colony System for a Fuzzy Adjacent Multiple-Level Warehouse Layout Problem 被引量:1
16
作者 张强 余英姿 黎建强 《Journal of Beijing Institute of Technology》 EI CAS 2006年第4期500-504,共5页
A warehouse layout problem where the warehouse has more than one level and both the distance from the cell to the receive/exit bay and demand of item types are fuzzy variables is proposed. The problem is to find a lay... A warehouse layout problem where the warehouse has more than one level and both the distance from the cell to the receive/exit bay and demand of item types are fuzzy variables is proposed. The problem is to find a layout with the minimum transportation cost subject to adjacency and other constraints. A fuzzy expected value model is given and an ant colony system is designed to solve the problem. Computational results indicate the efficiency and effectiveness of the method. 展开更多
关键词 warehouse layout problem ant colony system expected value of fuzzy variable ADJACENT multipie-level
下载PDF
Localization of pallets in warehouses using passive RFID system 被引量:2
17
作者 周俊儒 张宏建 周洪亮 《Journal of Central South University》 SCIE EI CAS CSCD 2015年第8期3017-3025,共9页
Warehouse operation has become a critical activity in supply chain. Position information of pallets is important in warehouse management which can enhance the efficiency of pallets picking and sortation. Radio frequen... Warehouse operation has become a critical activity in supply chain. Position information of pallets is important in warehouse management which can enhance the efficiency of pallets picking and sortation. Radio frequency identification(RFID) has been widely used in warehouse for item identifying. Meanwhile, RFID technology also has great potential for pallets localization which is underutilized in warehouse management. RFID-based checking-in and inventory systems have been applied in warehouse management by many enterprises. Localization approach is studied, which is compatible with existing RFID checking-in and inventory systems. A novel RFID localization approach is proposed for pallets checking-in. Phase variation of nearby tags was utilized to estimate the position of added pallets. A novel inventory localization approach combing angle of arrival(AOA) measurement and received signal strength(RSS) is also proposed for pallets inventory. Experiments were carried out using standard UHF passive RFID system. Experimental results show an acceptable localization accuracy which can satisfy the requirement of warehouse management. 展开更多
关键词 warehouse management radio frequency identification (RFID) LOCALIZATION tag phase
下载PDF
Site selection of emergency material warehouse under fuzzy environment 被引量:1
18
作者 刘诚 陈则辉 龚玉燕 《Journal of Central South University》 SCIE EI CAS 2013年第6期1610-1615,共6页
The objective of this work was to determine the location of emergency material warehouses. For the site selection problem of emergency material warehouses, the triangular fuzzy numbers are respectively demand of the d... The objective of this work was to determine the location of emergency material warehouses. For the site selection problem of emergency material warehouses, the triangular fuzzy numbers are respectively demand of the demand node, the distance between the warehouse and demand node and the cost of the warehouse, a bi-objective programming model was established with minimum total cost of the system and minimum distance between the selected emergency material warehouses and the demand node. Using the theories of fuzzy numbers, the fuzzy programming model was transformed into a determinate bi-objective mixed integer programming model and a heuristic algorithm for this model was designed. Then, the algorithm was proven to be feasible and effective through a numerical example. Analysis results show that the location of emergency material warehouse depends heavily on the values of degree a and weight wl. Accurate information of a certain emergency activity should be collected before making the decision. 展开更多
关键词 bi-objective mixed-integer programming emergency material warehouse triangular fuzzy number site selection
下载PDF
Task Assignment Problem of Robots in a Smart Warehouse Environment 被引量:1
19
作者 Zhenping Li Wenyu Li Lulu Jiang 《Management Studies》 2016年第4期167-175,共9页
The task assignment problem of robots in a smart warehouse environment (TARSWE) based on cargo-to-person is investigated. Firstly, the sites of warehouse robots and the order picking tasks are given and the task ass... The task assignment problem of robots in a smart warehouse environment (TARSWE) based on cargo-to-person is investigated. Firstly, the sites of warehouse robots and the order picking tasks are given and the task assignment problem for picking one order is formulated into a mathematical model to minimize the total operation cost. Then a heuristic algorithm is designed to solve the task assignment problem for picking multiple orders. Finally, simulations are done by using the orders data of online bookstore A. The results show that using the heuristic algorithm of this paper to assign robots, the cost was reduced by 2% and it can effectively avoid far route and unbalanced workload of robots. The feasibility and validity of the model and algorithm are verified. The model and algorithm in this paper provide a theoretical basis to solve the TARSWE. 展开更多
关键词 smart warehouse ROBOTS cargo-to-person task assignment mathematical model heuristic algorithm
下载PDF
FC-InfoNet-Warehouse:信息网络数据仓库建模及实现 被引量:1
20
作者 李夷洁 李川 《现代计算机》 2016年第3期62-65,69,共5页
信息网络是一种对复杂网络进行高度一致性抽象、用于处理图数据的新型概念。为了更加灵活高效地读取数据,提升研究效率,提出一种以图为主题结合信息网络与数据仓库优势的FC信息网络数据仓库模型。实验表明该模型在查询效率,存储空间及... 信息网络是一种对复杂网络进行高度一致性抽象、用于处理图数据的新型概念。为了更加灵活高效地读取数据,提升研究效率,提出一种以图为主题结合信息网络与数据仓库优势的FC信息网络数据仓库模型。实验表明该模型在查询效率,存储空间及查询灵活性等方面较前人所提EN信息网络数据仓库模型均具有明显优势。 展开更多
关键词 数据仓库 信息网络数据仓库模型 信息维 拓扑维
下载PDF
上一页 1 2 250 下一页 到第
使用帮助 返回顶部