World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Electronics and Electrical Engineering 48 3054 2927 90 87 408 9955
Computer Science 49 5869 5702 274 266 405 9996

Walter Kellermann publications per year

The chart shows the history of publications by Walter Kellermann between 1978 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Walter Kellermann published across 48 years, from 1978 to 2025, averaging 9.4 papers a year. Output peaked at 29 publications in 2018. 10 of the 451 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1978 to 2025. Vertical axis: number of publications, 0 to 29. Peak 29 publications in 2018. 1978: 1 publication 1979: 0 publications 1980: 0 publications 1981: 0 publications 1982: 0 publications 1983: 0 publications 1984: 2 publications 1985: 1 publication 1986: 1 publication 1987: 1 publication 1988: 2 publications 1989: 0 publications 1990: 1 publication 1991: 1 publication 1992: 0 publications 1993: 1 publication 1994: 1 publication 1995: 1 publication 1996: 1 publication 1997: 1 publication 1998: 1 publication 1999: 2 publications 2000: 5 publications 2001: 7 publications 2002: 8 publications 2003: 15 publications 2004: 19 publications 2005: 19 publications 2006: 24 publications 2007: 14 publications 2008: 14 publications 2009: 14 publications 2010: 22 publications 2011: 21 publications 2012: 25 publications 2013: 21 publications 2014: 18 publications 2015: 23 publications 2016: 24 publications 2017: 19 publications 2018: 29 publications 2019: 17 publications 2020: 11 publications 2021: 22 publications 2022: 16 publications 2023: 16 publications 2024: 9 publications 2025: 1 publication
1978 2025

451 publications in total across all disciplines

View publications per year as a table
Walter Kellermann: publications per year, 1978 to 2025
Year Publications
1978 1
1979 0
1980 0
1981 0
1982 0
1983 0
1984 2
1985 1
1986 1
1987 1
1988 2
1989 0
1990 1
1991 1
1992 0
1993 1
1994 1
1995 1
1996 1
1997 1
1998 1
1999 2
2000 5
2001 7
2002 8
2003 15
2004 19
2005 19
2006 24
2007 14
2008 14
2009 14
2010 22
2011 21
2012 25
2013 21
2014 18
2015 23
2016 24
2017 19
2018 29
2019 17
2020 11
2021 22
2022 16
2023 16
2024 9
2025 1
Total 451
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Walter Kellermann publication distribution in Electronics and Electrical Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Electronics and Electrical Engineering in 2026. The highlighted bar marks where Walter Kellermann sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 53 bars. Horizontal axis: publications, 34–53 to 1,065+. Vertical axis: number of scientists, 0 to 445. Most scientists, 445, have 174–193 publications. The last bar groups every scientist with 1,065 publications or more. The highlighted bar, 394–413 publications, is where this scientist sits. 34–53 publications: 24 scientists 54–73 publications: 52 scientists 74–93 publications: 114 scientists 94–113 publications: 203 scientists 114–133 publications: 269 scientists 134–153 publications: 355 scientists 154–173 publications: 403 scientists 174–193 publications: 445 scientists 194–213 publications: 430 scientists 214–233 publications: 431 scientists 234–253 publications: 399 scientists 254–273 publications: 366 scientists 274–293 publications: 335 scientists 294–313 publications: 300 scientists 314–333 publications: 276 scientists 334–353 publications: 250 scientists 354–373 publications: 214 scientists 374–393 publications: 187 scientists 394–413 publications: 152 scientists 414–433 publications: 169 scientists 434–453 publications: 147 scientists 454–473 publications: 111 scientists 474–493 publications: 117 scientists 494–513 publications: 103 scientists 514–533 publications: 99 scientists 534–553 publications: 92 scientists 554–573 publications: 75 scientists 574–593 publications: 58 scientists 594–613 publications: 69 scientists 614–633 publications: 50 scientists 634–653 publications: 62 scientists 654–673 publications: 54 scientists 674–693 publications: 44 scientists 694–713 publications: 37 scientists 714–733 publications: 28 scientists 734–753 publications: 26 scientists 754–773 publications: 26 scientists 774–793 publications: 19 scientists 794–813 publications: 23 scientists 814–833 publications: 20 scientists 834–853 publications: 16 scientists 854–873 publications: 20 scientists 874–893 publications: 11 scientists 894–913 publications: 11 scientists 914–933 publications: 16 scientists 934–953 publications: 13 scientists 954–973 publications: 10 scientists 974–993 publications: 11 scientists 994–1,013 publications: 9 scientists 1,014–1,033 publications: 9 scientists 1,034–1,053 publications: 10 scientists 1,054–1,064 publications: 6 scientists 1,065+ publications: 99 scientists
34–53 publications 1,065+

This scientist: 408 publications — 75th percentile

75% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,065 publications or more.

View publications distribution as a table
Number of Electronics and Electrical Engineering scientists by publication count, Research.com 2026 ranking edition. Based on 6,875 ranked scientists.
Publications Scientists This scientist
34–53 24
54–73 52
74–93 114
94–113 203
114–133 269
134–153 355
154–173 403
174–193 445
194–213 430
214–233 431
234–253 399
254–273 366
274–293 335
294–313 300
314–333 276
334–353 250
354–373 214
374–393 187
394–413 152 408
414–433 169
434–453 147
454–473 111
474–493 117
494–513 103
514–533 99
534–553 92
554–573 75
574–593 58
594–613 69
614–633 50
634–653 62
654–673 54
674–693 44
694–713 37
714–733 28
734–753 26
754–773 26
774–793 19
794–813 23
814–833 20
834–853 16
854–873 20
874–893 11
894–913 11
914–933 16
934–953 13
954–973 10
974–993 11
994–1,013 9
1,014–1,033 9
1,034–1,053 10
1,054–1,064 6
1,065+ 99
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Walter Kellermann D-index placement in Electronics and Electrical Engineering in 2026

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

No. of scientists
50 100 150 200 250
Bar chart with 82 bars. Horizontal axis: D-Index, 30 to 111+. Vertical axis: number of scientists, 0 to 263. Most scientists, 263, have 32 D-Index. The last bar groups every scientist with 111 D-Index or more. The highlighted bar, 48 D-Index, is where this scientist sits. 30 D-Index: 178 scientists 31 D-Index: 257 scientists 32 D-Index: 263 scientists 33 D-Index: 262 scientists 34 D-Index: 244 scientists 35 D-Index: 236 scientists 36 D-Index: 211 scientists 37 D-Index: 220 scientists 38 D-Index: 214 scientists 39 D-Index: 214 scientists 40 D-Index: 205 scientists 41 D-Index: 187 scientists 42 D-Index: 194 scientists 43 D-Index: 201 scientists 44 D-Index: 155 scientists 45 D-Index: 189 scientists 46 D-Index: 148 scientists 47 D-Index: 160 scientists 48 D-Index: 134 scientists 49 D-Index: 130 scientists 50 D-Index: 141 scientists 51 D-Index: 156 scientists 52 D-Index: 108 scientists 53 D-Index: 130 scientists 54 D-Index: 112 scientists 55 D-Index: 97 scientists 56 D-Index: 111 scientists 57 D-Index: 102 scientists 58 D-Index: 108 scientists 59 D-Index: 120 scientists 60 D-Index: 103 scientists 61 D-Index: 93 scientists 62 D-Index: 92 scientists 63 D-Index: 74 scientists 64 D-Index: 77 scientists 65 D-Index: 73 scientists 66 D-Index: 64 scientists 67 D-Index: 69 scientists 68 D-Index: 60 scientists 69 D-Index: 39 scientists 70 D-Index: 57 scientists 71 D-Index: 59 scientists 72 D-Index: 46 scientists 73 D-Index: 49 scientists 74 D-Index: 38 scientists 75 D-Index: 35 scientists 76 D-Index: 32 scientists 77 D-Index: 35 scientists 78 D-Index: 31 scientists 79 D-Index: 22 scientists 80 D-Index: 34 scientists 81 D-Index: 31 scientists 82 D-Index: 34 scientists 83 D-Index: 23 scientists 84 D-Index: 18 scientists 85 D-Index: 30 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 20 scientists 89 D-Index: 8 scientists 90 D-Index: 17 scientists 91 D-Index: 7 scientists 92 D-Index: 14 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 12 scientists 97 D-Index: 10 scientists 98 D-Index: 10 scientists 99 D-Index: 12 scientists 100 D-Index: 16 scientists 101 D-Index: 5 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 8 scientists 105 D-Index: 9 scientists 106 D-Index: 13 scientists 107 D-Index: 4 scientists 108 D-Index: 5 scientists 109 D-Index: 10 scientists 110 D-Index: 8 scientists 111+ D-Index: 96 scientists
30 D-Index 111+

This scientist: 48 D-Index — 56th percentile

56% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 111 D-Index or more.

View D-Index distribution as a table
Number of Electronics and Electrical Engineering scientists by D-index, Research.com 2026 ranking edition. Based on 6,875 ranked scientists.
D-Index Scientists This scientist
30 178
31 257
32 263
33 262
34 244
35 236
36 211
37 220
38 214
39 214
40 205
41 187
42 194
43 201
44 155
45 189
46 148
47 160
48 134 48
49 130
50 141
51 156
52 108
53 130
54 112
55 97
56 111
57 102
58 108
59 120
60 103
61 93
62 92
63 74
64 77
65 73
66 64
67 69
68 60
69 39
70 57
71 59
72 46
73 49
74 38
75 35
76 32
77 35
78 31
79 22
80 34
81 31
82 34
83 23
84 18
85 30
86 19
87 19
88 20
89 8
90 17
91 7
92 14
93 9
94 15
95 10
96 12
97 10
98 10
99 12
100 16
101 5
102 7
103 7
104 8
105 9
106 13
107 4
108 5
109 10
110 8
111+ 96
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Research.com Recognitions

  • 2008 - IEEE Fellow For contributions to adaptive filtering and multi-channel acoustic signal processing

Overview

Walter Kellermann is affiliated with the University of Erlangen-Nuremberg in Germany. Their research primarily spans the fields of Computer Science and Engineering with a focus on Signal Processing, Computational Mechanics, and Artificial Intelligence. Additional areas of study include Biomedical Engineering and Civil and Structural Engineering.

The scientist's research topics prominently cover Speech and Audio Processing, Advanced Adaptive Filtering Techniques, Blind Source Separation Techniques, Music and Audio Processing, Acoustic Wave Phenomena Research, Structural Health Monitoring Techniques, and Speech Recognition and Synthesis.

Recent publications include:

  • A Unified Probabilistic View on Spatially Informed Source Separation and Extraction Based on Independent Vector Analysis, 2020, IEEE Transactions on Signal Processing
  • Robust Dereverberation With Kronecker Product Based Multichannel Linear Prediction, 2020, IEEE Signal Processing Letters
  • Audio Signal Processing in the 21st Century: The important outcomes of the past 25 years, 2023, IEEE Signal Processing Magazine
  • Acoustic Self-Awareness of Autonomous Systems in a World of Sounds, 2020, Proceedings of the IEEE
  • Complex-Valued Spatial Autoencoders for Multichannel Speech Enhancement, 2022, ICASSP 2022 - 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)

Frequent coauthors of Walter Kellermann include:

  • Andreas Brendel
  • Thomas Haubner
  • Mhd Modar Halimeh
  • Sharon Gannot
  • Patrick A. Naylor

Walter Kellermann has published frequently in venues such as:

  • arXiv (Cornell University)
  • IEEE Signal Processing Magazine
  • EURASIP Journal on Audio Speech and Music Processing
  • ICASSP 2022 - 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
  • IEEE/ACM Transactions on Audio Speech and Language Processing

In 2008, Walter Kellermann was recognized as an IEEE Fellow for contributions to adaptive filtering and multi-channel acoustic signal processing.

Best Publications

  • The reverb challenge: Acommon evaluation framework for dereverberation and recognition of reverberant speech

    Keisuke Kinoshita;Marc Delcroix;Takuya Yoshioka;Tomohiro Nakatani

  • A summary of the REVERB challenge: state-of-the-art and remaining challenges in reverberant speech processing research

    Keisuke Kinoshita;Marc Delcroix;Sharon Gannot;Emanuël A. P. Habets

  • A generalization of blind source separation algorithms for convolutive mixtures based on second-order statistics

    H. Buchner;R. Aichner;W. Kellermann

  • Making Machines Understand Us in Reverberant Rooms: Robustness Against Reverberation for Automatic Speech Recognition

    Takuya Yoshioka;A. Sehr;M. Delcroix;K. Kinoshita

  • Analysis and design of multirate systems for cancellation of acoustical echoes

    W. Kellermann

  • Multichannel Signal Enhancement Algorithms for Assisted Listening Devices: Exploiting spatial diversity using multiple microphones

    Simon Doclo;Walter Kellermann;Shoji Makino;Sven Erik Nordholm

  • Acoustic source detection and localization based on wavefield decomposition using circular microphone arrays

    Heinz Teutsch;Walter Kellermann

  • A self-steering digital microphone array

    W. Kellermann

  • Adaptation of a memoryless preprocessor for nonlinear acoustic echo cancelling

    Alexander Stenger;Walter Kellermann

  • TRINICON: a versatile framework for multichannel blind signal processing

    H. Buchner;R. Aichner;W. Kellermann

  • Coherent-to-diffuse power ratio estimation for dereverberation

    Andreas Schwarz;Walter Kellermann

  • Design of robust superdirective beamformers as a convex optimization problem

    Edwin Mabande;Adrian Schad;Walter Kellermann

  • Adaptive Combination of Volterra Kernels and Its Application to Nonlinear Acoustic Echo Cancellation

    Luis Antonio Azpicueta-Ruiz;Marcus Zeller;Aníbal Ramón Figueiras-Vidal;Jerónimo Arenas-Garcia

  • Map-based underdetermined blind source separation of convolutive mixtures by hierarchical clustering and l 1 -norm minimization

    Stefan Winter;Walter Kellermann;Hiroshi Sawada;Shoji Makino

  • Blind Source Separation for Convolutive Mixtures: A Unified Treatment

    Herbert Buchner;Robert Aichner;Walter Kellermann

  • Strategies for combining acoustic echo cancellation and adaptive beamforming microphone arrays

    W. Kellermann

  • A real-time blind source separation scheme and its application to reverberant and noisy acoustic environments

    Robert Aichner;Herbert Buchner;Fei Yan;Walter Kellermann

  • The LOCATA Challenge: Acoustic Source Localization and Tracking

    Christine Evers;Heinrich W. Lollmann;Heinrich Mellmann;Alexander Schmidt

  • TDOA Estimation for Multiple Sound Sources in Noisy and Reverberant Environments Using Broadband Independent Component Analysis

    A Lombard;Yuanhang Zheng;H Buchner;W Kellermann

  • Mobile radio set comprising a speech processing arrangement

    Walter Kellermann

  • The LOCATA Challenge: Acoustic Source Localization and Tracking.

    Christine Evers;Heinrich Loellmann;Heinrich Mellmann;Alexander Schmidt

Frequent Co-Authors

Sharon Gannot
Sharon Gannot Bar-Ilan University
Patrick A. Naylor
Patrick A. Naylor Imperial College London
Marc Delcroix
Marc Delcroix NTT (Japan)
Shoji Makino
Shoji Makino Waseda University
Takuya Yoshioka
Takuya Yoshioka Microsoft (United States)
Jacob Benesty
Jacob Benesty Institut National de la Recherche Scientifique
Satoshi Nakamura
Satoshi Nakamura Nara Institute of Science and Technology
Sven Nordholm
Sven Nordholm Curtin University

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