Sun, Defeng
The Hong Kong Polytechnic University,
Hong Kong
2025 Rank: 72,443
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Operations Research
SubField 2:
Numerical & Computational Mathematics
Rank in SubField 1: 255 out of 30,698 Researchers
Data For The Year: 2025
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 72,443 | 73,241 |
| Total Cites | 5,009 | 5,918 |
| H-index | 41 | 43 |
| Hm-index | 23 | 25 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 340 | 368 |
| Number of Single+First Authored Papers | 19 | 19 |
| Total Cites to Single+First Authored Papers | 1,282 | 1,443 |
| Number of Single+First+Last Authored Papers | 49 | 49 |
| Total Cites to Single+First+Last Authored Papers | 2,291 | 2,652 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 3,188 | 3,431 |
| Ratio of Total Citations to Distinct Citing Papers | 1.57 | 1.72 |
| Self-Citation Percentage |
15.36%
|
|
Sun, Defeng
The Hong Kong Polytechnic University,
Hong Kong
2024 Rank: 75,918
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Operations Research
SubField 2:
Numerical & Computational Mathematics
Rank in SubField 1: 275 out of 29,481 Researchers
Data For The Year: 2024
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 75,918 | 77,141 |
| Total Cites | 4,542 | 5,359 |
| H-index | 38 | 40 |
| Hm-index | 22 | 23 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 321 | 347 |
| Number of Single+First Authored Papers | 19 | 19 |
| Total Cites to Single+First Authored Papers | 1,195 | 1,350 |
| Number of Single+First+Last Authored Papers | 47 | 47 |
| Total Cites to Single+First+Last Authored Papers | 2,143 | 2,478 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2,882 | 3,100 |
| Ratio of Total Citations to Distinct Citing Papers | 1.58 | 1.73 |
| Self-Citation Percentage |
15.25%
|
|
Sun, Defeng
The Hong Kong Polytechnic University,
Hong Kong
2023 Rank: 76,285
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Operations Research
SubField 2:
Numerical & Computational Mathematics
Rank in SubField 1: 274 out of 27,923 Researchers
Data For The Year: 2023
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 76,285 | 77,701 |
| Total Cites | 4,109 | 4,865 |
| H-index | 37 | 39 |
| Hm-index | 21 | 22 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 303 | 328 |
| Number of Single+First Authored Papers | 19 | 19 |
| Total Cites to Single+First Authored Papers | 1,109 | 1,259 |
| Number of Single+First+Last Authored Papers | 43 | 43 |
| Total Cites to Single+First+Last Authored Papers | 2,006 | 2,324 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2,603 | 2,803 |
| Ratio of Total Citations to Distinct Citing Papers | 1.58 | 1.74 |
| Self-Citation Percentage |
15.54%
|
|
Sun, Defeng
Hong Kong Polytechnic University,
Hong Kong
2022 Rank: 75,232
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Operations Research
SubField 2:
Numerical & Computational Mathematics
Rank in SubField 1: 274 out of 26,588 Researchers
Data For The Year: 2022
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 75,232 | 76,053 |
| Total Cites | 3,691 | 4,376 |
| H-index | 36 | 39 |
| Hm-index | 21 | 22 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 285 | 309 |
| Number of Single+First Authored Papers | 19 | 19 |
| Total Cites to Single+First Authored Papers | 1,019 | 1,164 |
| Number of Single+First+Last Authored Papers | 43 | 43 |
| Total Cites to Single+First+Last Authored Papers | 1,854 | 2,161 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2,332 | 2,512 |
| Ratio of Total Citations to Distinct Citing Papers | 1.58 | 1.74 |
| Self-Citation Percentage |
15.65%
|
|
Sun, Defeng
Hong Kong Polytechnic University,
Hong Kong
2021 Rank: 71,616
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Operations Research
SubField 2:
Numerical & Computational Mathematics
Rank in SubField 1: 261 out of 26,063 Researchers
Data For The Year: 2021
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 71,616 | 74,175 |
| Total Cites | 3,575 | 4,257 |
| H-index | 36 | 37 |
| Hm-index | 21 | 22 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 281 | 305 |
| Number of Single+First Authored Papers | 18 | 18 |
| Total Cites to Single+First Authored Papers | 1,000 | 1,144 |
| Number of Single+First+Last Authored Papers | 41 | 41 |
| Total Cites to Single+First+Last Authored Papers | 1,823 | 2,127 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 2,242 | 2,419 |
| Ratio of Total Citations to Distinct Citing Papers | 1.59 | 1.76 |
| Self-Citation Percentage |
16.02%
|
|
Sun, Defeng
Hong Kong Polytechnic University,
Hong Kong
2020 Rank: 76,109
Overall Rank
Rank in SubField 1
Publications
Citations
Main Field:
Engineering
SubField 1:
Operations Research
SubField 2:
Numerical & Computational Mathematics
Rank in SubField 1: 271 out of 23,455 Researchers
Data For The Year: 2020
| Metrics | Self-Citations Excluded | All |
|---|---|---|
| Rank Based on Composite Score | 76,109 | 75,578 |
| Total Cites | 3,072 | 3,648 |
| H-index | 32 | 36 |
| Hm-index | 19 | 20 |
| Number of Single Authored Papers | 4 | 4 |
| Total Cites to Single Authored Papers | 257 | 279 |
| Number of Single+First Authored Papers | 17 | 17 |
| Total Cites to Single+First Authored Papers | 902 | 1,033 |
| Number of Single+First+Last Authored Papers | 39 | 39 |
| Total Cites to Single+First+Last Authored Papers | 1,650 | 1,934 |
| Composite Score | 3 | 3 |
| Number of Distinct Citing Papers | 1,954 | 2,117 |
| Ratio of Total Citations to Distinct Citing Papers | 1.57 | 1.72 |
| Self-Citation Percentage |
15.79%
|
|
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