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| <text x="400" y="120" font-family="Arial, sans-serif" font-size="18" font-weight="bold" text-anchor="middle" fill="#666">Scientific Literature Analysis</text> | |
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| <text x="260" y="230" font-family="Arial, sans-serif" font-size="18" font-weight="bold" text-anchor="middle" fill="#cc5200">Bibliometrics</text> | |
| <text x="210" y="250" font-family="Arial, sans-serif" font-size="11" fill="#555">• Citation analysis</text> | |
| <text x="210" y="270" font-family="Arial, sans-serif" font-size="11" fill="#555">• Author productivity</text> | |
| <text x="210" y="290" font-family="Arial, sans-serif" font-size="11" fill="#555">• Journal impact factors</text> | |
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| <text x="535" y="230" font-family="Arial, sans-serif" font-size="18" font-weight="bold" text-anchor="middle" fill="#2e7d32">Scientometrics</text> | |
| <text x="490" y="250" font-family="Arial, sans-serif" font-size="11" fill="#555">• Research trends</text> | |
| <text x="490" y="270" font-family="Arial, sans-serif" font-size="11" fill="#555">• Collaboration networks</text> | |
| <text x="490" y="290" font-family="Arial, sans-serif" font-size="11" fill="#555">• Science policy impacts</text> | |
| <text x="400" y="260" font-family="Arial, sans-serif" font-size="14" font-weight="bold" text-anchor="middle" fill="#555">Shared Methods</text> | |
| <text x="350" y="280" font-family="Arial, sans-serif" font-size="11" fill="#555">• Publication counting</text> | |
| <text x="350" y="300" font-family="Arial, sans-serif" font-size="11" fill="#555">• Network analysis</text> | |
| <text x="350" y="320" font-family="Arial, sans-serif" font-size="11" fill="#555">• Statistical techniques</text> | |
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| <text x="400" y="360" font-family="Arial, sans-serif" font-size="16" font-weight="bold" text-anchor="middle" fill="#5e35b1">Science Mapping</text> | |
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| <text x="380" y="400" font-family="Arial, sans-serif" font-size="10" fill="#555" text-anchor="end">Co-citation maps</text> | |
| <text x="420" y="400" font-family="Arial, sans-serif" font-size="10" fill="#555" text-anchor="start">Topic evolution</text> | |
| <text x="440" y="410" font-family="Arial, sans-serif" font-size="10" fill="#555" text-anchor="start">maps</text> | |
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