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Akira Hirose

Akira Hirose

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Engineering and Technology 49 4225 4059 63 60 723 12770

Akira Hirose publications per year

The chart shows the history of publications by Akira Hirose between 1965 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Akira Hirose published across 61 years, from 1965 to 2025, averaging 14.7 papers a year. Output peaked at 47 publications in 2010. 36 of the 895 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1965 to 2025. Vertical axis: number of publications, 0 to 47. Peak 47 publications in 2010. 1965: 1 publication 1966: 4 publications 1967: 1 publication 1968: 0 publications 1969: 2 publications 1970: 5 publications 1971: 1 publication 1972: 5 publications 1973: 1 publication 1974: 5 publications 1975: 0 publications 1976: 6 publications 1977: 3 publications 1978: 7 publications 1979: 3 publications 1980: 4 publications 1981: 3 publications 1982: 3 publications 1983: 5 publications 1984: 6 publications 1985: 8 publications 1986: 3 publications 1987: 8 publications 1988: 3 publications 1989: 14 publications 1990: 8 publications 1991: 20 publications 1992: 18 publications 1993: 18 publications 1994: 13 publications 1995: 13 publications 1996: 13 publications 1997: 14 publications 1998: 10 publications 1999: 7 publications 2000: 12 publications 2001: 5 publications 2002: 21 publications 2003: 31 publications 2004: 21 publications 2005: 18 publications 2006: 34 publications 2007: 25 publications 2008: 27 publications 2009: 30 publications 2010: 47 publications 2011: 25 publications 2012: 29 publications 2013: 34 publications 2014: 32 publications 2015: 25 publications 2016: 33 publications 2017: 21 publications 2018: 30 publications 2019: 34 publications 2020: 20 publications 2021: 17 publications 2022: 23 publications 2023: 30 publications 2024: 17 publications 2025: 19 publications
1965 2025

895 publications in total across all disciplines

View publications per year as a table
Akira Hirose: publications per year, 1965 to 2025
Year Publications
1965 1
1966 4
1967 1
1968 0
1969 2
1970 5
1971 1
1972 5
1973 1
1974 5
1975 0
1976 6
1977 3
1978 7
1979 3
1980 4
1981 3
1982 3
1983 5
1984 6
1985 8
1986 3
1987 8
1988 3
1989 14
1990 8
1991 20
1992 18
1993 18
1994 13
1995 13
1996 13
1997 14
1998 10
1999 7
2000 12
2001 5
2002 21
2003 31
2004 21
2005 18
2006 34
2007 25
2008 27
2009 30
2010 47
2011 25
2012 29
2013 34
2014 32
2015 25
2016 33
2017 21
2018 30
2019 34
2020 20
2021 17
2022 23
2023 30
2024 17
2025 19
Total 895
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Akira Hirose publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Akira Hirose sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 78 bars. Horizontal axis: publications, 38–47 to 804+. Vertical axis: number of scientists, 0 to 457. Most scientists, 457, have 148–157 publications. The last bar groups every scientist with 804 publications or more. The highlighted bar, 718–727 publications, is where this scientist sits. 38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 135 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 118 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 60 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38–47 publications 804+

This scientist: 723 publications — 98th percentile

98% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

View publications distribution as a table
Number of Engineering and Technology scientists by publication count, Research.com 2026 ranking edition. Based on 9,796 ranked scientists.
Publications Scientists This scientist
38–47 20
48–57 35
58–67 96
68–77 135
78–87 190
88–97 259
98–107 283
108–117 369
118–127 341
128–137 386
138–147 372
148–157 457
158–167 415
168–177 407
178–187 421
188–197 378
198–207 403
208–217 317
218–227 346
228–237 321
238–247 260
248–257 280
258–267 240
268–277 214
278–287 242
288–297 203
298–307 166
308–317 154
318–327 175
328–337 159
338–347 99
348–357 131
358–367 106
368–377 118
378–387 97
388–397 108
398–407 82
408–417 71
418–427 64
428–437 55
438–447 54
448–457 60
458–467 47
468–477 40
478–487 30
488–497 29
498–507 38
508–517 40
518–527 32
528–537 23
538–547 28
548–557 23
558–567 19
568–577 16
578–587 17
588–597 18
598–607 22
608–617 15
618–627 9
628–637 11
638–647 21
648–657 12
658–667 9
668–677 11
678–687 9
688–697 6
698–707 14
708–717 7
718–727 8 723
728–737 10
738–747 9
748–757 5
758–767 5
768–777 11
778–787 7
788–797 2
798–803 4
804+ 100
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Akira Hirose D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where Akira Hirose sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 78 bars. Horizontal axis: D-Index, 30 to 107+. Vertical axis: number of scientists, 0 to 426. Most scientists, 426, have 42 D-Index. The last bar groups every scientist with 107 D-Index or more. The highlighted bar, 49 D-Index, is where this scientist sits. 30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 129 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 348 scientists 41 D-Index: 362 scientists 42 D-Index: 426 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 95 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 25 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 49 D-Index — 57th percentile

57% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

View D-Index distribution as a table
Number of Engineering and Technology scientists by D-index, Research.com 2026 ranking edition. Based on 9,796 ranked scientists.
D-Index Scientists This scientist
30 59
31 114
32 129
33 189
34 200
35 262
36 311
37 312
38 350
39 385
40 348
41 362
42 426
43 380
44 310
45 341
46 301
47 306
48 271
49 246 49
50 210
51 253
52 213
53 221
54 195
55 186
56 170
57 167
58 166
59 144
60 152
61 141
62 138
63 131
64 118
65 114
66 119
67 95
68 87
69 77
70 89
71 69
72 54
73 46
74 55
75 54
76 49
77 53
78 46
79 28
80 39
81 36
82 24
83 26
84 36
85 18
86 25
87 19
88 26
89 27
90 23
91 15
92 12
93 9
94 15
95 10
96 13
97 13
98 9
99 7
100 7
101 8
102 7
103 7
104 9
105 6
106 9
107+ 99
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Overview

Akira Hirose is affiliated with the University of Tokyo in Japan, focusing on research predominantly within the fields of Engineering and Computer Science. Their scholarly work spans several subfields including Artificial Intelligence, Electrical and Electronic Engineering, Aerospace Engineering, Materials Chemistry, and Biomedical Engineering.

The main topics explored by Hirose include Neural Networks and Reservoir Computing, Advanced Memory and Neural Computing, Advanced SAR Imaging Techniques, Neural Networks and Applications, Optical Network Technologies, Synthetic Aperture Radar (SAR) Applications and Techniques, and Geophysical Methods and Applications.

Hirose has contributed to a range of research articles published in notable venues such as IEEE Transactions on Geoscience and Remote Sensing, IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium, The Cambridge Structural Database, and IEEE Access.

Recent papers authored or coauthored by Hirose include the following:

  • Unified Total Syntheses of Rhamnofolane, Tigliane, and Daphnane Diterpenoids (2021), Journal of the American Chemical Society
  • Quaternion Neural Networks: A physics-incorporated intelligence framework (2024), IEEE Signal Processing Magazine

Hirose frequently collaborates with other researchers in related fields. Notable coauthors include:

  • Ryo Natsuaki
  • Irena Hajnsek
  • Paolo Gamba
  • D Kunkee
  • J. Chanussot

The volume of publications is highest in journals specializing in geoscience and remote sensing technologies, reflecting a significant involvement in imaging and sensing techniques as applied to engineering and electronic systems.

This profile reflects the career and scientific contributions of Akira Hirose with a focus on interdisciplinary application of computational intelligence, synthetic chemistry synthesis, and advanced imaging methodologies.

Best Publications

  • Recent advances in physical reservoir computing: A review

    Gouhei Tanaka;Toshiyuki Yamane;Jean Benoit Héroux;Ryosho Nakane

  • Complex-Valued Neural Networks

    Akira Hirose

  • Complex-Valued Neural Networks: Theories and Applications

    Akira Hirose

  • Generalization Characteristics of Complex-Valued Feedforward Neural Networks in Relation to Signal Coherence

    A. Hirose;S. Yoshida

  • Complex-Valued Neural Networks: Advances and Applications

    Akira Hirose

  • Regeneration of Rice Plants from Protoplasts

    Tatsuhito Fujimura;Motoi Sakurai;Hiromori Akagi;Tomoko Negishi

  • Rotating nonlinear magnetic islands in a tokamak plasma

    Andrei I. Smolyakov;Akira Hirose;Enzo Lazzaro;G.B. Re

  • Reservoir Computing With Spin Waves Excited in a Garnet Film

    Ryosho Nakane;Gouhei Tanaka;Akira Hirose

  • Dynamics of fully complex-valued neural networks

    A. Hirose

  • Quaternion Neural-Network-Based PolSAR Land Classification in Poincare-Sphere-Parameter Space

    Fang Shang;Akira Hirose

  • Continuous complex-valued back-propagation learning

    A. Hirose

  • Electromagnetic and kinetic effects on the ion temperature gradient mode

    J. Weiland;A. Hirose

  • Adaptive noise reduction of InSAR images based on a complex-valued MRF model and its application t o phase unwrapping problem

    A.B. Suksmono;A. Hirose

  • Fading Channel Prediction Based on Combination of Complex-Valued Neural Networks and Chirp Z-Transform

    Tianben Ding;Akira Hirose

  • Sliding wear behavior of WC–12% Co coatings at elevated temperatures

    Q. Yang;T. Senda;A. Hirose

  • Singularity-Spreading Phase Unwrapping

    R. Yamaki;A. Hirose

  • Applications of complex-valued neural networks to coherent optical computing using phase-sensitive detection scheme

    Akira Hirose

  • Nonlinear saturation of the Buneman instability

    O. Ishihara;A. Hirose;A.B. Langdon

  • Introduction to wave phenomena

    Akira Hirose;Karl Erik Lonngren

  • Complex-Valued Neural Networks (Studies in Computational Intelligence)

    Akira Hirose

  • Nonlinear evolution of Buneman instability

    O. Ishihara;A. Hirose;A. B. Langdon

Frequent Co-Authors

Ryozo Nagai
Ryozo Nagai Jichi Medical University
Hiroshi Toshiyoshi
Hiroshi Toshiyoshi University of Tokyo
Takashi Kadowaki
Takashi Kadowaki Toranomon Hospital
Swadesh M Mahajan
Swadesh M Mahajan The University of Texas at Austin
Goodarz Ahmadi
Goodarz Ahmadi Clarkson University
Hideki Hashimoto
Hideki Hashimoto Chuo University
Irena Hajnsek
Irena Hajnsek German Aerospace Center
Makoto Araie
Makoto Araie University of Tokyo
Kenji Doya
Kenji Doya Okinawa Institute of Science and Technology
Kazuro Kikuchi
Kazuro Kikuchi National Institution for Academic Degrees and Quality Enhancement of Higher Education

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