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Shared-nothing并行事务数据库系统中规则的挖掘与更新算法 被引量:3
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作者 朱玉全 陈耿 +1 位作者 宋余庆 孙志挥 《小型微型计算机系统》 CSCD 北大核心 2003年第8期1499-1502,共4页
关联规则是数据挖掘中的一个重要研究内容 .本文提出了 Shared- nothing并行事务数据库系统 (简称SNPDBS)中一种快速的关联规则挖掘算法 SNPMAR,并考虑当最小支持度发生变化后 SNPDBS中关联规则的高效更新问题 ,提出了一种有效的关联规... 关联规则是数据挖掘中的一个重要研究内容 .本文提出了 Shared- nothing并行事务数据库系统 (简称SNPDBS)中一种快速的关联规则挖掘算法 SNPMAR,并考虑当最小支持度发生变化后 SNPDBS中关联规则的高效更新问题 ,提出了一种有效的关联规则更新算法 SNPIUA. 展开更多
关键词 数据挖掘 关联规则 shared—nothing 并行事务数据库系统 增量式更新
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一种Shared-Nothing分布式数据库的构建方法 被引量:1
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作者 龙源 郑彦 《计算机技术与发展》 2012年第10期79-82,共4页
分布式数据库能够以相对低廉的代价满足海量数据分析处理的性能需求,兼具良好的可扩展性。文中采用Shared-Nothing架构及MySQL数据库来实现分布式数据库访问层的功能架构及模块设计,提出了使用列存储机制提升分布式数据库系统查询性能... 分布式数据库能够以相对低廉的代价满足海量数据分析处理的性能需求,兼具良好的可扩展性。文中采用Shared-Nothing架构及MySQL数据库来实现分布式数据库访问层的功能架构及模块设计,提出了使用列存储机制提升分布式数据库系统查询性能的思路,包括数据存储的方法及策略。对所设计实现的系统进行了基准性能测试及扩展性能测试,结果表明,文中所实现系统相较传统列式数据库具有出色的查询性能表现,同时具有优秀的可扩展性,能够以较低的代价满足海量数据分析处理所带来的额外数据库性能提升要求。 展开更多
关键词 分布式数据库 shared—nothing MYSQL 列存储
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安心卡引导的尊严照护干预联合SHARE模式在肿瘤患者安宁疗护中的应用
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作者 申青 《黑龙江医学》 2024年第13期1633-1636,共4页
目的:探讨和分析安心卡引导的尊严照护干预联合SHARE模式在肿瘤患者安宁疗护中的应用,为临床提供参考。方法:选取2022年1—12月郑州市第三人民医院收治的68例肿瘤患者作为研究对象。对照组(34例)采取传统的照护方法和告知模式,试验组(34... 目的:探讨和分析安心卡引导的尊严照护干预联合SHARE模式在肿瘤患者安宁疗护中的应用,为临床提供参考。方法:选取2022年1—12月郑州市第三人民医院收治的68例肿瘤患者作为研究对象。对照组(34例)采取传统的照护方法和告知模式,试验组(34例)采取安心卡引导的尊严照护方法和SHARE告知模式,比较两组患者的自尊水平、死亡态度、焦虑情绪、睡眠质量状况。结果:干预后,两组患者的自尊水平测定分数均增高,试验组的自尊水平测定分数显著高于对照组,差异有统计学意义(t=4.218,P<0.05);干预后,试验组的害怕、回避死亡态度得分显著低于对照组,自然接受、接近接受死亡态度得分显著高于对照组,差异有统计学意义(t=10.119、3.222、17.142、6.278,P<0.05);干预后,两组患者的焦虑情绪得分均降低,试验组焦虑情绪得分显著低于对照组,差异有统计学意义(t=18.739,P<0.05);干预后,两组患者的睡眠质量得分均降低,试验组睡眠质量得分显著低于对照组,差异有统计学意义(t=10.746,P<0.05);干预后,两组患者的疼痛程度得分均降低,干预后试验组疼痛程度得分显著低于对照组,差异有统计学意义(t=9.685,P<0.05)。结论:安心卡引导的尊严照护干预联合SHARE模式在肿瘤患者安宁疗护中,有利于肿瘤患者疾病治疗和身心健康发展,可供临床参考。 展开更多
关键词 安心卡 尊严照护 share模式 癌症告知 安宁疗护
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A Shared Natural Neighbors Based-Hierarchical Clustering Algorithm for Discovering Arbitrary-Shaped Clusters
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作者 Zhongshang Chen Ji Feng +1 位作者 Fapeng Cai Degang Yang 《Computers, Materials & Continua》 SCIE EI 2024年第8期2031-2048,共18页
In clustering algorithms,the selection of neighbors significantly affects the quality of the final clustering results.While various neighbor relationships exist,such as K-nearest neighbors,natural neighbors,and shared... In clustering algorithms,the selection of neighbors significantly affects the quality of the final clustering results.While various neighbor relationships exist,such as K-nearest neighbors,natural neighbors,and shared neighbors,most neighbor relationships can only handle single structural relationships,and the identification accuracy is low for datasets with multiple structures.In life,people’s first instinct for complex things is to divide them into multiple parts to complete.Partitioning the dataset into more sub-graphs is a good idea approach to identifying complex structures.Taking inspiration from this,we propose a novel neighbor method:Shared Natural Neighbors(SNaN).To demonstrate the superiority of this neighbor method,we propose a shared natural neighbors-based hierarchical clustering algorithm for discovering arbitrary-shaped clusters(HC-SNaN).Our algorithm excels in identifying both spherical clusters and manifold clusters.Tested on synthetic datasets and real-world datasets,HC-SNaN demonstrates significant advantages over existing clustering algorithms,particularly when dealing with datasets containing arbitrary shapes. 展开更多
关键词 Cluster analysis shared natural neighbor hierarchical clustering
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Shared decision making in rural general practices:a qualitative exploration of older rural South Australians'perceived involvement in clinical consultations with doctors
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作者 Mohammad Hamiduzzaman Noore Siddiquee +4 位作者 Harry James Gaffney Frances Barraclough Aziz Rahman Jennene Greenhill Vicki Flood 《Global Health Journal》 2024年第3期140-146,共7页
Background:Shared decision-making(SDM)implementation is a priority for Australian health systems,including general practices but it remains complex for specific groups like older rural Australians.We initiated a quali... Background:Shared decision-making(SDM)implementation is a priority for Australian health systems,including general practices but it remains complex for specific groups like older rural Australians.We initiated a qualitative study with older rural Australians to explore barriers to and facilitators of SDM in local general practices.Methods:We conducted a patient-oriented research,partnering with older rural Australians,families,and health service providers in research design.Participants who visited general practices were purposively sampled from five small rural towns in South Australia.A semi-structured interview guide was used for interviews and reflexive thematic coding was conducted.Results:Telephone interviews were held with 27 participants.Four themes were identified around older rural adults’involvement in SDM:(1)Understanding of"patient involvement";(2)Positive and negative outcomes;(3)Barriers to SDM;and(4)Facilitators to SDM.Understanding of patient involvement in SDM considerably varied among participants,with some reporting their involvement was contingent on the“opportunity to ask questions”and the“treatment choices”offered to them.Alongside the opportunity for involvement,barriers such as avoidance of cultural care and a lack of continuity of care are new findings.Challenges encountered in SDM implementation also included resource constraints and time limitations in general practices.Rural knowledge of general practitioners and technology integration in consultations were viewed as potential enablers..Conclusion:Adequate resources and well-defined guidelines about the process should accompany the implementation of SDM in rural general practices of South Australia.Innovative strategies by general practitioners promoting health literacy and culturally-tailored communication approaches could increase older rural Australians'involvement in general. 展开更多
关键词 General practices shared decision making Olderrural Australians Patient involvement South Australia
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An Exploration of the Three Dimensions and Epochal Strengths of Building a Human Community With a Shared Future
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作者 Jiang Ruibing Liu Zongling 《Contemporary Social Sciences》 2024年第3期120-138,共19页
The idea of a human community with a shared future was proposed by the Communist Party of China(CPC)Central Committee with Comrade Xi Jinping at its core for the future development of human beings to face up to the mo... The idea of a human community with a shared future was proposed by the Communist Party of China(CPC)Central Committee with Comrade Xi Jinping at its core for the future development of human beings to face up to the most important question in today's world:“What is happening to the world and what should we do?”It profoundly answers the question of the world,history,and the times.The theory of a human community with a shared future is an innovative theory with a multidimensional formation logic that guides humanity toward continually seeking common interests and values.This paper dives into the profound motivations behind building a human community with a shared future from historical,cultural,and practical dimensions and analyzes its epochal value from both domestic and international perspectives.This not only helps exert China's role in the international community,contributing Chinese strength to the construction of a peaceful,stable,and prosperous human society,but also enhances the influence of the idea of a human community with a shared future in the international community,accelerating the building of a human community with a shared future that considers the legitimate concerns of all countries,and aiding in solving the crises facing the world. 展开更多
关键词 a human community with a shared future historical dimension cultural dimension practical dimension epochal strength
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A study on the influencing factors of rural tourism promoting households'shared prosperity in Yinan County of Shandong Province
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作者 YU Feng XIE Ai-liang 《Ecological Economy》 2024年第1期72-84,共13页
This study examines the influencing factors of rural tourism in promoting shared prosperity among households,using the case study of Yinan County in Shandong province,China.The research aims to provide insights into t... This study examines the influencing factors of rural tourism in promoting shared prosperity among households,using the case study of Yinan County in Shandong province,China.The research aims to provide insights into the economic benefits experienced by low-income households in the context of rural tourism development.Based on field research conducted from April 8,2023,to May 17,2023,including interviews and site visits,the study constructs an evaluation index system to assess the influencing factors.Through expert scoring and the application of a weighted set-valued mathematical statistical model,the importance and quantification of each factor are determined.The results indicate that the current stage of promoting shared prosperity through rural tourism in Yinan County is primarily influenced by the scale of tourist consumption of external visitors.This factor outweighs others such as the participation capacity and willingness of low-income households,the capacity of investment enterprises,and the policies and financial allocation of the local government.The findings emphasize the significance of external visitor spending and highlight the need to address the obstacles faced by low-income households in accessing economic benefits.The evaluation index system and measurement model presented in this study offer a scientific basis for assessing and improving the income situation of low-income households in rural tourism development initiatives.However,it is crucial to note that the importance of these influencing factors may evolve with the lifecycle of the tourism destination.Future research should include long-term tracking and consider a broader range of indicators to deepen our understanding of their mechanisms and significance.Furthermore,alternative approaches and theories may provide valuable perspectives for further exploration in this field. 展开更多
关键词 rural tourism households shared prosperity influencing factors economic benefits
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Youth Exchange“Harmony for Shared Prosperity”
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《Contemporary World》 2024年第3期F0003-F0003,共1页
Contemporary World Magazine,which is affiliated to the International Department of the CPC Central Committee(IDCPC),held an exchange act ivi ty themed on“Harmony for Shared Prosperity”in Beijing on May 7,2024.
关键词 Prosper HARMONY shareD
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Joint Management of Shared Resources, Issues and Conflicts of the Nso and Oku Tribes in the Ngongbaa Montane Forest Area, NWR of Cameroon
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作者 Jean-Louis Tatah Elvis Kah 《Natural Resources》 2024年第6期149-172,共24页
Wherever people live together in or near homelands that harbour joint natural resources such as forest, water, minerals, oil etc., they must collaborate, co-exist and share these resources irrespective of their geneti... Wherever people live together in or near homelands that harbour joint natural resources such as forest, water, minerals, oil etc., they must collaborate, co-exist and share these resources irrespective of their genetic, social, cultural, and political peculiarities. This is not always the case when self-interest, ethnic divisions, elitist politics, economic interest and power tussle set in. The Nso and Oku people who reside in the Ngongbaa Forest area constitute an example of joint management of resources where at one period, their relationship over the management of the Oku Mountain Forest was cordial and at another, the relationship became conflictive. This study was designed to study the influence of the KIFP forest management policies on the Nso indigenous forest Management system in Ngongbaa Forest, and its implications. The data collected for the study was secured through the administration of a questionnaire to residents of 10 villages adjacent to the Ngongbaa Forest, and forest users who carried out livelihood activities there between 1963 and 2015. These forest user groups include beekeepers, rat trappers, grazers, mushroom gatherers, ground honey/tree honey harvesters, carvers, etc. The investigation also extended to the traditional leaders of Nso and Oku who are in charge of the land tenure systems. The findings show that the Oku Mountain Forest is jointly owned by the Nso and Oku people. The Nso own the eastern half of the forest known as Ngongbaa Forest while the Oku own the western half, known as the Kilum Forest. The cordial relationship that existed between these people ensured the conservation of the forest. But the conflicts that later set in, especially due to the creation of the Kilum Mountain Forest Project in 1987 later changed to the Kilum Ijim Forest Project (KIFP) in 1992 sidelined the local communities which was contrary to the dispositions of the new Cameroon forest law enacted in 1994. Thus, the indigenous conservation practices became ignored which the local population never digested well. This seriously jeopardized the wellbeing of the forest in general. 展开更多
关键词 CONFLICT Joint Management shared Resources Ngongbaa Kilum CONSERVATION
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Bi-level model for shared parking decision-making based on parking lot assignment simulation 被引量:7
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作者 冉江宇 过秀成 +1 位作者 唐亮 张晔 《Journal of Southeast University(English Edition)》 EI CAS 2011年第3期322-327,共6页
In order to carry out comprehensive decision-making of multi-class shared parking measures within a region, a bilevel model assisting decision-making is proposed. The upper level selects parkers' average satisfaction... In order to carry out comprehensive decision-making of multi-class shared parking measures within a region, a bilevel model assisting decision-making is proposed. The upper level selects parkers' average satisfaction and the violation rate during peak hours as indices in object function, and sets probability distribution models describing dynamic parking demand of each site, the feasibility of shared parking scenarios and occupancy requirements during peak hours of each parking lot as restrictions. The simulation model in the lower level sets up rules to assign each parker in the random parking demand series to the proper parking lot. An iterative method is proposed to confirm the state of each parking lot at the start of formal simulations. Besides, two patterns linking initialization and formal simulation are presented to acquire multiple solutions. The results of the numerical examples indicate the effectiveness of the model and solution methods. 展开更多
关键词 shared parking DECISION-MAKING bi-level model SIMULATION iterative method
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中国能源生产率增长中的结构变动——基于Shift-Share方法的分析 被引量:8
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作者 宋旭光 席玮 《财经问题研究》 CSSCI 北大核心 2010年第10期8-13,共6页
本文应用Shift-Share方法对近年来中国能源生产率变动状况在地区和产业层次上进行要素分解分析,研究表明,不管是在地区能源配置还是在部门能源配置中,效率因素始终是总体能效变动的决定性因素,结构因素作用较小。研究还发现,中国能源效... 本文应用Shift-Share方法对近年来中国能源生产率变动状况在地区和产业层次上进行要素分解分析,研究表明,不管是在地区能源配置还是在部门能源配置中,效率因素始终是总体能效变动的决定性因素,结构因素作用较小。研究还发现,中国能源效率的变动受需求因素影响较大,这反映了国民经济运行中增长方式粗放等深层次矛盾。因此,针对中国能源经济发展的实际,应努力降低各产业部门的能源消耗强度,提高各部门特别是工业部门的技术创新能力,发展科技含量高、能耗小的新型产业,提高经济运行整体质量,立足长远目标,调整产业结构。 展开更多
关键词 能源生产率 Shift—share 结构变动 效率效应
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手术室-麻醉复苏室SHARE交接班模型的构建及应用效果评价 被引量:16
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作者 陈姝怡 冯燕 《护士进修杂志》 2019年第22期2072-2075,共4页
目的建立手术室-麻醉复苏室SHARE交接班模型,并对其应用效果进行评价。方法采取便利抽样法,选取我院2017年9-11月进行手术的113例患者为研究对象,随机分为观察组和对照组,其中观察组58例使用SHARE交接班模型进行交接班,对照组55例使用... 目的建立手术室-麻醉复苏室SHARE交接班模型,并对其应用效果进行评价。方法采取便利抽样法,选取我院2017年9-11月进行手术的113例患者为研究对象,随机分为观察组和对照组,其中观察组58例使用SHARE交接班模型进行交接班,对照组55例使用传统的交接班模式。比较两组患者交接班中不良事件发生率、复苏室-手术室电话回访率、交接班时间和复苏室护士对交接班的满意度。结果SHARE模型实施后,交接班不良事件占同期所有不良事件比例从60%下降至14.3%;电话回访率从36.4%下降到5.2%;尽管口头交接班时间增加了(34.8±22.9)s,但是交班者在复苏室停留时间缩短了(88.3±42.1)s;复苏室护士对交接班满意度明显提升。结论SHARE交接班模型的实施降低了交接班不良事件发生率,减少了复苏室-手术室的电话回访率,缩短了交接班时间,提高了复苏室护士对交接班的满意度,进一步完善了交接班体系,值得临床推广。 展开更多
关键词 围手术麻醉期 麻醉复苏 麻醉管理 护理管理 share交接班模型
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Establishment and Share of Tea Germplasm Database of Yunnan Province 被引量:2
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作者 蒋会兵 矣兵 王平盛 《Agricultural Science & Technology》 CAS 2011年第12期1966-1971,共6页
[Objective] The paper was to establish tea germplasm database of Yunnan Province,and promote sharing of the tea germplasm resources.[Method] Eight hundred and thirty copies of tea germplasm resources of Yunnan Provinc... [Objective] The paper was to establish tea germplasm database of Yunnan Province,and promote sharing of the tea germplasm resources.[Method] Eight hundred and thirty copies of tea germplasm resources of Yunnan Province were first systematically documented by using Access database software,the generic description of 631 tea resources and characteristic description of 300 tea resources were submitted for e-platform,then linked with the national e-platform for natural scientific and technological resources,and the tea germplasm database of Yunnan Province was established.[Result] Based on the conservation and utilization status of tea germplam resources,the sharing and utilization framework of tea germplam resources was presented.Many problems and suggestion about tea germplasm resources in the process of conservation,documentation concordance and sharing were pointed out.For example,conservation areas were separated and system was not completed;the main traits assessment and identification researching work had not completely accomplished and sharing was inefficient.[Conclusion] The paper laid foundation for standardized,digitized and information-based management of tea germplasm resources. 展开更多
关键词 TEA Germplasm resources DATABASE share
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Shift-share方法在河南省经济结构分析中的应用 被引量:5
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作者 杨爱荣 《河南科学》 2005年第3期457-460,共4页
介绍了Shift share方法的基本原理和数学模型,根据我国实际设计提出了这种方法的计算过程和分析技巧,发展和拓宽了Shift share方法的分析范围和深度.并以河南省为例,探索了Shift share方法在我国城市与区域产业结构分析及主导产业发展... 介绍了Shift share方法的基本原理和数学模型,根据我国实际设计提出了这种方法的计算过程和分析技巧,发展和拓宽了Shift share方法的分析范围和深度.并以河南省为例,探索了Shift share方法在我国城市与区域产业结构分析及主导产业发展方面的应用价值和前景. 展开更多
关键词 Shift—share方法 城市产业结构 城市竞争力效应 城市主导产业
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Shift-Share方法在我国区域经济结构分析中的应用 被引量:11
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作者 杨爱荣 冷传明 《西安文理学院学报(自然科学版)》 2005年第1期85-90,共6页
介绍了Shift Share方法的基本原理和数学模型,然后根据我国实际情况设计提出了运用这种方法的计算过程和分析技巧,发展和拓宽了Shift Share方法的分析范围和深度.并以河南省为例,探索了Shift Share方法在我国城市与区域产业结构分析及... 介绍了Shift Share方法的基本原理和数学模型,然后根据我国实际情况设计提出了运用这种方法的计算过程和分析技巧,发展和拓宽了Shift Share方法的分析范围和深度.并以河南省为例,探索了Shift Share方法在我国城市与区域产业结构分析及主导产业发展方面的应用价值和前景. 展开更多
关键词 share SHIFT 区域经济 产业结构分析 数学模型 基本原理 分析技巧 计算过程 应用价值 产业发展 河南省
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SHARE交接班模式在手术室-麻醉复苏室中的应用效果 被引量:3
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作者 李凌霄 黄飘 《岭南急诊医学杂志》 2020年第4期408-410,共3页
目的:探讨SHARE交接班模式在手术室-麻醉复苏室中的应用效果。方法:以广东省化州市人民医院2018年1月至2019年12月的全身麻醉手术患者60例为研究对象,并将其随机分为对照组和观察组各30例。对照组采取常规交接班模式,观察组采取SHARE交... 目的:探讨SHARE交接班模式在手术室-麻醉复苏室中的应用效果。方法:以广东省化州市人民医院2018年1月至2019年12月的全身麻醉手术患者60例为研究对象,并将其随机分为对照组和观察组各30例。对照组采取常规交接班模式,观察组采取SHARE交接班模式。比较两组交接班中发生的不良事件、电话回访率、耗用时间及护士满意度评分。结果:观察组患者交接班不良事件率、电话回访率及交接班时间均明显低于对照组,满意度评分明显高于对照组,P均<0.05。结论:SHARE交接班模式在手术室-麻醉复苏室交接班工作中应用效果良好,可提高工作效率,优化质量,护士评价高。 展开更多
关键词 share交接班模式 手术室 复苏室 护理管理 交接班
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Shift-share方法在泉州市产业结构调整中的应用 被引量:3
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作者 郑友强 《贵州大学学报(自然科学版)》 2003年第4期397-399,406,共4页
通过了解“九五”期间,泉州市产业结构的变化状况。采用定量分析的方法,探讨了产业结构变动的原因及其对地方经济增长的影响。并在此基础上,提出了泉州市优化产业结构、发展主导产业的战略性调整策略。
关键词 shift—share 泉州市 产业结构 主导产业
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甘肃省产业结构的Shift-share法分析 被引量:1
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作者 钱力 王晶 《西北民族大学学报(自然科学版)》 2007年第1期87-90,共4页
和谐的经济发展建立在经济总量增长和经济结构优化的基础之上,其中产业结构的变迁是衡量经济发展是否发生质变的一个重要标志.文章运用Shift-share方法对甘肃省三次产业结构以及各地区产业结构的发展现状和竞争能力进行了分析,指出了甘... 和谐的经济发展建立在经济总量增长和经济结构优化的基础之上,其中产业结构的变迁是衡量经济发展是否发生质变的一个重要标志.文章运用Shift-share方法对甘肃省三次产业结构以及各地区产业结构的发展现状和竞争能力进行了分析,指出了甘肃省产业结构变迁过程中存在的问题及主要原因,并提出相应的对策. 展开更多
关键词 经济发展 产业结构 Shift—share
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i1 Share软件在“色彩学”课程教学中的应用开发
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作者 蔡圣燕 陈娅娅 +1 位作者 李帅 张启财 《数字印刷》 北大核心 2019年第3期83-87,共5页
'色彩学'是印刷工程的专业基础课,一直受到高度重视。该课程涉及很多抽象概念,学生在理解上存在较大困难。i1 Share软件在颜色方面具有专业而独特的功能,本研究对该软件进行了应用开发,可以对色彩学中的众多抽象概念进行演示,... '色彩学'是印刷工程的专业基础课,一直受到高度重视。该课程涉及很多抽象概念,学生在理解上存在较大困难。i1 Share软件在颜色方面具有专业而独特的功能,本研究对该软件进行了应用开发,可以对色彩学中的众多抽象概念进行演示,如颜色属性的变化及比较、颜色在三维色空间的步进变化、多角度比较物体色和光源色、同色异谱、对应色等多种色貌现象。使用i1 Share软件将色彩学中的抽象概念视觉化,有助于学生理解,而且增加了课堂互动,使得课程教学变得更生动有趣,提升了学生的学习兴趣和整体学习成绩。 展开更多
关键词 色彩学 i1 share 辅助教学
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基于Shift-Share分析法的海南旅游产业结构优化研究
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作者 方世敏 陈洁 《宁波职业技术学院学报》 2013年第4期94-98,共5页
目前,海南省旅游业总体规模不断扩大,且创汇效益显著,但其进一步的发展很大程度上取决于其产业结构的合理性。从Shift-Share方法为视角,分析了海南省旅游产业部门的现状。结果表明:餐饮、购物、游览部门结构效益相对较优,长途交通、娱... 目前,海南省旅游业总体规模不断扩大,且创汇效益显著,但其进一步的发展很大程度上取决于其产业结构的合理性。从Shift-Share方法为视角,分析了海南省旅游产业部门的现状。结果表明:餐饮、购物、游览部门结构效益相对较优,长途交通、娱乐、市内交通和邮电通讯部门不具有区域竞争力,住宿和其他服务结构效益不佳,可从优、劣势部门各自的层面采取对应措施,同时还应加强各部门之间的协作发展,以进一步促进旅游产业结构优化。 展开更多
关键词 旅游产业 结构优化 shift—share方法 海南
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