顾及距离约束的地标相对影响力评价模型
位置的准确描述与否直接影响着LBS的服务质量。相对位置描述作为文本大数据中位置信息交换的常用方式,其关键点在于参照地标的选择,准确地评价地标影响力是正确选择参照地标的重要依据。目前,地标影响力的模型与方法重点关注地标内在特征的影响。然而,非孤立存在的地标却同时受到了内在特征与相邻地标的双重约束,因此,在实际场景中是无法忽略距离因素对地标选择的影响。针对上述问题,本文从认知、视觉及场景等方面评价地标的个体影响力;利用待定位点与地标的距离,计算每个地标对待定位点的距离相对影响力;提出了顾及距离约束的地标影响力评价模型。最后以南昌市八一广场周边区域内的多个相邻地标为例,结合现场问卷调查验证本文提出的...
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Published in | Ce hui xue bao Vol. 50; no. 12; pp. 1663 - 1670 |
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Main Authors | , |
Format | Journal Article |
Language | Chinese English |
Published |
Beijing
Surveying and Mapping Press
01.12.2021
东华理工大学测绘工程学院,江西南昌330013 |
Subjects | |
Online Access | Get full text |
ISSN | 1001-1595 1001-1595 |
DOI | 10.11947/j.AGCS.2021.20200363 |
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Abstract | 位置的准确描述与否直接影响着LBS的服务质量。相对位置描述作为文本大数据中位置信息交换的常用方式,其关键点在于参照地标的选择,准确地评价地标影响力是正确选择参照地标的重要依据。目前,地标影响力的模型与方法重点关注地标内在特征的影响。然而,非孤立存在的地标却同时受到了内在特征与相邻地标的双重约束,因此,在实际场景中是无法忽略距离因素对地标选择的影响。针对上述问题,本文从认知、视觉及场景等方面评价地标的个体影响力;利用待定位点与地标的距离,计算每个地标对待定位点的距离相对影响力;提出了顾及距离约束的地标影响力评价模型。最后以南昌市八一广场周边区域内的多个相邻地标为例,结合现场问卷调查验证本文提出的评价模型的有效性。问卷结果表明,本文提出的模型较好地评价了地标的相对影响力,能够为人们推荐比已有模型更符合心理预期的参照地标。 |
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AbstractList | P208; 位置的准确描述与否直接影响着LBS的服务质量.相对位置描述作为文本大数据中位置信息交换的常用方式,其关键点在于参照地标的选择,准确地评价地标影响力是正确选择参照地标的重要依据.目前,地标影响力的模型与方法重点关注地标内在特征的影响.然而,非孤立存在的地标却同时受到了内在特征与相邻地标的双重约束,因此,在实际场景中是无法忽略距离因素对地标选择的影响.针对上述问题,本文从认知、视觉及场景等方面评价地标的个体影响力;利用待定位点与地标的距离,计算每个地标对待定位点的距离相对影响力;提出了顾及距离约束的地标影响力评价模型.最后以南昌市八一广场周边区域内的多个相邻地标为例,结合现场问卷调查验证本文提出的评价模型的有效性.问卷结果表明,本文提出的模型较好地评价了地标的相对影响力,能够为人们推荐比已有模型更符合心理预期的参照地标. 位置的准确描述与否直接影响着LBS的服务质量。相对位置描述作为文本大数据中位置信息交换的常用方式,其关键点在于参照地标的选择,准确地评价地标影响力是正确选择参照地标的重要依据。目前,地标影响力的模型与方法重点关注地标内在特征的影响。然而,非孤立存在的地标却同时受到了内在特征与相邻地标的双重约束,因此,在实际场景中是无法忽略距离因素对地标选择的影响。针对上述问题,本文从认知、视觉及场景等方面评价地标的个体影响力;利用待定位点与地标的距离,计算每个地标对待定位点的距离相对影响力;提出了顾及距离约束的地标影响力评价模型。最后以南昌市八一广场周边区域内的多个相邻地标为例,结合现场问卷调查验证本文提出的评价模型的有效性。问卷结果表明,本文提出的模型较好地评价了地标的相对影响力,能够为人们推荐比已有模型更符合心理预期的参照地标。 |
Author | 谭永滨 李小龙 |
AuthorAffiliation | 东华理工大学测绘工程学院,江西南昌330013 |
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Author_FL | LI Xiaolong CAI Lianbin TAN Yongbin CHENG Penggen TANG Yao |
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Copyright | Dec 2021. This work is published under https://creativecommons.org/licenses/by-nc-nd/4.0/ (the “License”). Notwithstanding the ProQuest Terms and Conditions, you may use this content in accordance with the terms of the License. Copyright © Wanfang Data Co. Ltd. All Rights Reserved. |
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Title | 顾及距离约束的地标相对影响力评价模型 |
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