Classifying Urban Functional Zones Based on Modeling POIs by Deepwalk
Abstract
:1. Introduction
2. Methodology
2.1. Constructing POI Graphs in UFZs
2.2. Embedding POI Type in Vector Space Based on Deepwalk
2.3. Embedding Urban Functional Zone in Vector Space
2.4. Classifying Urban Functional Zone Using SVM
3. Case Study
3.1. Data Source
3.2. Result
3.2.1. Parameters Sensitivity Analysis
3.2.2. Result Analysis
3.3. Comparison
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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V | VLE | R | RC | BH | I | C | LE | RCE | A | F | |
---|---|---|---|---|---|---|---|---|---|---|---|
V | 0.791 | 0.281 | 0.017 | 0.025 | 0.138 | 0.127 | 0.054 | 0.023 | 0.053 | 0.098 | 0.000 |
VLE | 0.005 | 0.469 | 0.001 | 0.003 | 0.000 | 0.000 | 0.002 | 0.023 | 0.000 | 0.000 | 0.000 |
R | 0.104 | 0.000 | 0.917 | 0.290 | 0.034 | 0.000 | 0.106 | 0.058 | 0.140 | 0.000 | 0.000 |
RC | 0.005 | 0.031 | 0.037 | 0.553 | 0.017 | 0.000 | 0.052 | 0.012 | 0.053 | 0.024 | 0.027 |
BH | 0.014 | 0.031 | 0.000 | 0.005 | 0.586 | 0.018 | 0.004 | 0.006 | 0.018 | 0.000 | 0.000 |
I | 0.019 | 0.000 | 0.002 | 0.000 | 0.103 | 0.709 | 0.019 | 0.012 | 0.000 | 0.000 | 0.000 |
C | 0.043 | 0.125 | 0.020 | 0.118 | 0.103 | 0.127 | 0.745 | 0.047 | 0.018 | 0.122 | 0.000 |
LE | 0.019 | 0.063 | 0.002 | 0.003 | 0.017 | 0.000 | 0.004 | 0.789 | 0.000 | 0.024 | 0.000 |
RCE | 0.000 | 0.000 | 0.002 | 0.000 | 0.000 | 0.000 | 0.009 | 0.023 | 0.719 | 0.000 | 0.000 |
A | 0.000 | 0.000 | 0.001 | 0.003 | 0.000 | 0.018 | 0.004 | 0.006 | 0.053 | 0.732 | 0.000 |
F | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.053 | 0.000 | 0.973 |
Word2vec Model | Place2vec Model | The Proposed Method | |
---|---|---|---|
V | 0.649 | 0.787 | 0.791 |
VLE | 0.000 | 0.281 | 0.469 |
R | 0.887 | 0.914 | 0.917 |
RC | 0.411 | 0.512 | 0.553 |
BH | 0.466 | 0.500 | 0.586 |
I | 0.273 | 0.618 | 0.709 |
C | 0.674 | 0.732 | 0.745 |
LE | 0.696 | 0.766 | 0.789 |
RCE | 0.632 | 0.754 | 0.719 |
A | 0.610 | 0.707 | 0.732 |
F | 0.973 | 0.973 | 0.973 |
OA | 0.694 | 0.765 | 0.784 |
Kappa | 0.598 | 0.694 | 0.718 |
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Yang, X.; Bo, S.; Zhang, Z. Classifying Urban Functional Zones Based on Modeling POIs by Deepwalk. Sustainability 2023, 15, 7995. https://doi.org/10.3390/su15107995
Yang X, Bo S, Zhang Z. Classifying Urban Functional Zones Based on Modeling POIs by Deepwalk. Sustainability. 2023; 15(10):7995. https://doi.org/10.3390/su15107995
Chicago/Turabian StyleYang, Xin, Shuaishuai Bo, and Zhaojie Zhang. 2023. "Classifying Urban Functional Zones Based on Modeling POIs by Deepwalk" Sustainability 15, no. 10: 7995. https://doi.org/10.3390/su15107995