World's Best Scientists 2026 revealed!
Umeshwar Dayal

Umeshwar Dayal

Award Badge
Computer Science
Japan
2026

D-Index & Metrics

Computer Science

D-Index
80
Citations
36775
World Ranking
1054
National Ranking
4

Umeshwar Dayal publication distribution in Computer Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Computer Science in 2026. The highlighted bar marks where Umeshwar Dayal sits on this spectrum.

32–41 publications: 7 scientists 42–51 publications: 22 scientists 52–61 publications: 82 scientists 62–71 publications: 134 scientists 72–81 publications: 249 scientists 82–91 publications: 324 scientists 92–101 publications: 421 scientists 102–111 publications: 420 scientists 112–121 publications: 497 scientists 122–131 publications: 544 scientists 132–141 publications: 555 scientists 142–151 publications: 609 scientists 152–161 publications: 559 scientists 162–171 publications: 534 scientists 172–181 publications: 556 scientists 182–191 publications: 583 scientists 192–201 publications: 519 scientists 202–211 publications: 508 scientists 212–221 publications: 490 scientists 222–231 publications: 437 scientists 232–241 publications: 423 scientists 242–251 publications: 408 scientists 252–261 publications: 377 scientists 262–271 publications: 301 scientists 272–281 publications: 335 scientists 282–291 publications: 320 scientists 292–301 publications: 293 scientists 302–311 publications: 250 scientists 312–321 publications: 238 scientists 322–331 publications: 206 scientists 332–341 publications: 209 scientists 342–351 publications: 208 scientists 352–361 publications: 162 scientists 362–371 publications: 176 scientists 372–381 publications: 127 scientists 382–391 publications: 158 scientists 392–401 publications: 128 scientists 402–411 publications: 104 scientists 412–421 publications: 94 scientists 422–431 publications: 99 scientists 432–441 publications: 83 scientists 442–451 publications: 108 scientists 452–461 publications: 73 scientists 462–471 publications: 77 scientists 472–481 publications: 69 scientists 482–491 publications: 84 scientists 492–501 publications: 62 scientists 502–511 publications: 54 scientists 512–521 publications: 57 scientists 522–531 publications: 51 scientists 532–541 publications: 51 scientists 542–551 publications: 32 scientists 552–561 publications: 38 scientists 562–571 publications: 28 scientists 572–581 publications: 43 scientists 582–591 publications: 33 scientists 592–601 publications: 41 scientists 602–611 publications: 32 scientists 612–621 publications: 28 scientists 622–631 publications: 25 scientists 632–641 publications: 27 scientists 642–651 publications: 17 scientists 652–661 publications: 20 scientists 662–671 publications: 17 scientists 672–681 publications: 15 scientists 682–691 publications: 14 scientists 692–701 publications: 21 scientists 702–711 publications: 13 scientists 712–721 publications: 12 scientists 722–731 publications: 19 scientists 732–741 publications: 14 scientists 742–751 publications: 12 scientists 752–761 publications: 10 scientists 762–771 publications: 10 scientists 772–781 publications: 11 scientists 782–791 publications: 10 scientists 792–801 publications: 11 scientists 802–811 publications: 8 scientists 812–821 publications: 8 scientists 822–831 publications: 7 scientists 832–841 publications: 11 scientists 842–851 publications: 10 scientists 852–861 publications: 5 scientists 862–871 publications: 9 scientists 872–881 publications: 4 scientists 882–891 publications: 6 scientists 892–901 publications: 3 scientists 902–911 publications: 6 scientists 912–921 publications: 3 scientists 922–931 publications: 2 scientists 932–941 publications: 2 scientists 942–951 publications: 2 scientists 952–961 publications: 3 scientists 962–971 publications: 3 scientists 972–981 publications: 3 scientists 982–990 publications: 5 scientists 991+ publications: 100 scientists
32 publications 991+

This scientist: 416 publications — 88th percentile

88% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 991 publications or more.

Umeshwar Dayal D-index placement in Computer Science in 2026

The chart shows the D-index (discipline H-index) distribution of Computer Science scientists ranked by Research.com in 2026. The highlighted bar marks where Umeshwar Dayal sits on this spectrum.

30–31 D-Index: 879 scientists 32–33 D-Index: 983 scientists 34–35 D-Index: 918 scientists 36–37 D-Index: 990 scientists 38–39 D-Index: 968 scientists 40–41 D-Index: 907 scientists 42–43 D-Index: 821 scientists 44–45 D-Index: 763 scientists 46–47 D-Index: 689 scientists 48–49 D-Index: 543 scientists 50–51 D-Index: 543 scientists 52–53 D-Index: 518 scientists 54–55 D-Index: 500 scientists 56–57 D-Index: 458 scientists 58–59 D-Index: 400 scientists 60–61 D-Index: 337 scientists 62–63 D-Index: 308 scientists 64–65 D-Index: 292 scientists 66–67 D-Index: 249 scientists 68–69 D-Index: 213 scientists 70–71 D-Index: 192 scientists 72–73 D-Index: 189 scientists 74–75 D-Index: 165 scientists 76–77 D-Index: 139 scientists 78–79 D-Index: 119 scientists 80–81 D-Index: 121 scientists 82–83 D-Index: 113 scientists 84–85 D-Index: 88 scientists 86–87 D-Index: 87 scientists 88–89 D-Index: 75 scientists 90–91 D-Index: 69 scientists 92–93 D-Index: 57 scientists 94–95 D-Index: 46 scientists 96–97 D-Index: 38 scientists 98–99 D-Index: 34 scientists 100–101 D-Index: 36 scientists 102–103 D-Index: 27 scientists 104–105 D-Index: 37 scientists 106–107 D-Index: 18 scientists 108–109 D-Index: 31 scientists 110–111 D-Index: 19 scientists 112–113 D-Index: 16 scientists 114–115 D-Index: 12 scientists 116–117 D-Index: 20 scientists 118–119 D-Index: 15 scientists 120–121 D-Index: 5 scientists 122–123 D-Index: 20 scientists 124–125 D-Index: 8 scientists 126–127 D-Index: 5 scientists 128–129 D-Index: 7 scientists 130 D-Index: 3 scientists 131+ D-Index: 98 scientists
30 D-Index 131+

This scientist: 80 D-Index — 93rd percentile

93% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 131 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Computer Science in Japan Leader Award
  • 2025 - Research.com Computer Science in Japan Leader Award
  • 2022 - Research.com Computer Science in Japan Leader Award
  • 2008 - ACM Fellow For contributions to managing federated, active, and heterogeneous databases.

Overview

Umeshwar Dayal is affiliated with Hitachi in Japan, contributing to research primarily in the fields of Business, Management and Accounting with an emphasis on Strategy and Management as well as Industrial and Manufacturing Engineering.

The topics of Dayal's research focus on Sustainable Supply Chain Management, Recycling and Waste Management Techniques, Sustainable Industrial Ecology, Forecasting Techniques and Applications, and Energy Efficiency and Management.

Recent publications include:

  • Enabling Product Circularity Through Big Data Analytics and Digitalization, 2022, 2022 IEEE 65th International Midwest Symposium on Circuits and Systems (MWSCAS)
  • Demand and Replacement Forecasting for Remanufactured Parts of Industrial Products, 2025, Journal of Advanced Manufacturing and Processing
  • Digital Economy: The Rise of the Intelligent Enterprise: Twenty years later, 2025, Ubiquity

Frequent co-authors in their work are:

  • Dipanjan Ghosh
  • Sadanori Horiguchi
  • Manish Gupta
  • Dinesh Wadhawan
  • Archana Morrow

Regular publication venues for Dayal include the 2022 IEEE 65th International Midwest Symposium on Circuits and Systems (MWSCAS), Journal of Advanced Manufacturing and Processing, and Ubiquity.

Dayal's research covers several subfields such as Management Science and Operations Research and Renewable Energy, Sustainability and the Environment. This interdisciplinary approach aligns with the broad scope of their topics related to sustainable industrial practices and forecasting methodologies.

Recognition for contributions in the field includes being named an ACM Fellow in 2008 for contributions to managing federated, active, and heterogeneous databases.

Best Publications

  • An overview of data warehousing and OLAP technology

    Surajit Chaudhuri;Umeshwar Dayal

  • PrefixSpan,: mining sequential patterns efficiently by prefix-projected pattern growth

    Jian Pei;Jiawei Han;B. Mortazavi-Asl;H. Pinto

  • Mining sequential patterns by pattern-growth: the PrefixSpan approach

    Jian Pei;Jiawei Han;B. Mortazavi-Asl;Jianyong Wang

  • Active Database Systems: Triggers and Rules for Advanced Database Processing

    Umeshwar Dayal;Jennifer Widom;Stefano Ceri

  • FreeSpan: frequent pattern-projected sequential pattern mining

    Jiawei Han;Jian Pei;Behzad Mortazavi-Asl;Qiming Chen

  • An overview of business intelligence technology

    Surajit Chaudhuri;Umeshwar Dayal;Vivek Narasayya

  • PrefixSpan: Mining Sequential Patterns by Prefix-Projected Growth

    Jian Pei;Jiawei Han;Behzad Mortazavi-Asl;Helen Pinto

  • Business process intelligence

    Daniela Grigori;Fabio Casati;Malu Castellanos;Umeshwar Dayal

  • The HiPAC project: combining active databases and timing constraints

    U. Dayal;B. Blaustein;A. Buchmann;U. Chakravarthy

  • The architecture of an active database management system

    Dennis McCarthy;Umeshwar Dayal

  • From user access patterns to dynamic hypertext linking

    Tak Woon Yan;Matthew Jacobsen;Hector Garcia-Molina;Umeshwar Dayal

  • The architecture of an active database management system

    Unknown

  • On the correct translation of update operations on relational views

    Umeshwar Dayal;Philip A. Bernstein

  • Organizing long-running activities with triggers and transactions

    Umeshwar Dayal;Meichun Hsu;Rivka Ladin

  • Predicting Multiple Metrics for Queries: Better Decisions Enabled by Machine Learning

    Archana Ganapathi;Harumi Kuno;Umeshwar Dayal;Janet L. Wiener

  • Active database systems

    Umeshwar Dayal;Eric Hanson;Jennifer Widom

  • Multi-dimensional sequential pattern mining

    Helen Pinto;Jiawei Han;Jian Pei;Ke Wang

  • Automatic construction of a context-aware sentiment lexicon: an optimization approach

    Yue Lu;Malu Castellanos;Umeshwar Dayal;ChengXiang Zhai

  • Rules are objects too: A knowledge model for an active, object-oriented databasesystem

    U. Dayal;A. P. Buchmann;D. R. McCarthy

  • Of Nests and Trees: A Unified Approach to Processing Queries That Contain Nested Subqueries, Aggregates, and Quantifiers

    Umeshwar Dayal

  • ACTIVE DATABASE MANAGEMENT SYSTEMS

    Umeshwar Dayal

  • Proceedings of the 32nd international conference on Very large data bases

    Umeshwar Dayal;Khu-Yong Whang;David Lomet;Gustavo Alonso

  • Proceedings of the 26th International Conference on Data Engineering, ICDE 2010

    Feifei Li;Mirella M. Moro;Shahram Ghandeharizadeh;Jayant R. Haritsa

Frequent Co-Authors

Meichun Hsu
Meichun Hsu Hewlett Packard Enterprise (United States)
Fabio Casati
Fabio Casati University of Trento
Daniel A. Keim
Daniel A. Keim University of Konstanz
Ming-Chien Shan
Ming-Chien Shan Hewlett-Packard (United States)
Ratnesh Sharma
Ratnesh Sharma NEC (United States)
Alkis Simitsis
Alkis Simitsis Micro Focus (United States)
Surajit Chaudhuri
Surajit Chaudhuri Microsoft (United States)
Gerhard Weikum
Gerhard Weikum Max Planck Institute for Informatics
Cullen E. Bash
Cullen E. Bash Hewlett-Packard (United States)
Chandrakant D. Patel
Chandrakant D. Patel Hewlett-Packard (United States)

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring related online degrees can open doors to specialized career opportunities in technology and beyond. For those interested in flexible learning, many accredited online colleges offer reputable programs tailored for working professionals and distance learners.

If your passion centers on creative technology, consider a game development degree. This pathway equips students with design, coding, and storytelling skills ideal for the growing gaming industry.

Cybersecurity remains a high-demand field with excellent job prospects. Earning a master's degree in cybersecurity online enables you to develop advanced skills in data protection and threat prevention, all while balancing work or family commitments.

For those drawn to leadership roles in the building industry, a masters in construction management combines tech know-how with project management—an excellent fit for leveraging computer science expertise outside of the IT sector.

Best Scientists Citing Umeshwar Dayal

Trending Scientists

Recently Published Articles