World's Best Scientists 2026 revealed!
Matthew A. Calman

Matthew A. Calman

D-Index & Metrics

Computer Science

D-Index
41
Citations
5376
World Ranking
8975
National Ranking
3812

Matthew A. Calman 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 Matthew A. Calman 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: 204 publications — 48th percentile

48% of scientists in this discipline score the same or lower.

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

Matthew A. Calman 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 Matthew A. Calman 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: 41 D-Index — 40th percentile

40% of scientists in this discipline score the same or lower.

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

Overview

What is he best known for?

The fields of study he is best known for:

  • The Internet
  • Computer network
  • Artificial intelligence

His main research concerns Mobile device, Computer program, Database transaction, Multimedia and Augmented reality. His Mobile device research includes themes of Computer network, Security token, Computer graphics, Interface and Object. His studies in Computer program integrate themes in fields like Cognitive neuroscience of visual object recognition, Personalization and Implementation.

The Database transaction study combines topics in areas such as Financial institution, Telecommunications and World Wide Web. His Multimedia research incorporates elements of Card reader, Credit card and Gift card. Matthew A. Calman focuses mostly in the field of Augmented reality, narrowing it down to matters related to Product and, in some cases, Plan and Association.

His most cited work include:

  • Pre-payment authorization categorization (153 citations)
  • Implementing security measures for authorized tokens used in mobile transactions (124 citations)
  • Triggering offers based on detected location of a mobile point of sale device (120 citations)

What are the main themes of his work throughout his whole career to date?

His primary scientific interests are in Database transaction, Computer program, Mobile device, Database and World Wide Web. His Database transaction study combines topics from a wide range of disciplines, such as Financial institution, Payment, Commerce and Point. His Payment research is multidisciplinary, incorporating perspectives in Computer security and Order.

Matthew A. Calman works mostly in the field of Computer program, limiting it down to concerns involving Multimedia and, occasionally, Customer service and Mobile computing. In his work, Live video is strongly intertwined with Cognitive neuroscience of visual object recognition, which is a subfield of Mobile device. The various areas that Matthew A. Calman examines in his World Wide Web study include User interface, User device and Finance.

He most often published in these fields:

  • Database transaction (36.65%)
  • Computer program (34.39%)
  • Mobile device (27.60%)

What were the highlights of his more recent work (between 2012-2016)?

  • Database transaction (36.65%)
  • Computer program (34.39%)
  • Mobile device (27.60%)

In recent papers he was focusing on the following fields of study:

Matthew A. Calman focuses on Database transaction, Computer program, Mobile device, Database and Computer security. His Database transaction study incorporates themes from Commerce, Financial institution, Payment, Finance and Mobile banking. His research in Financial institution intersects with topics in Marketing and ATM card.

Matthew A. Calman combines subjects such as Product, Executable and World Wide Web, Receipt with his study of Computer program. His Product study integrates concerns from other disciplines, such as Merchant account, Computer network and Social network. His Mobile device research focuses on subjects like Augmented reality, which are linked to Mobile phone.

Between 2012 and 2016, his most popular works were:

  • Geolocation check-in system (50 citations)
  • Use of e-receipts to determine total cost of ownership (42 citations)
  • Pre-ordering based on location of a customer (28 citations)

In his most recent research, the most cited papers focused on:

  • The Internet
  • Computer network
  • Software

Matthew A. Calman mainly investigates Database transaction, Mobile device, Finance, Computer security and Database. His Database transaction research includes elements of Computer program, Valuation and Stock keeping unit. His studies deal with areas such as Financial institution and Commerce as well as Computer program.

Mobile device is a subfield of World Wide Web that Matthew A. Calman studies. His research investigates the connection with Computer security and areas like Payment which intersect with concerns in Image and Wireless computing. His work carried out in the field of Database brings together such families of science as Object and Wish list.

Best Publications

  • Pre-payment authorization categorization

    David M. Grigg;Matthew A. Calman;Elizabeth S. Votaw

  • Implementing security measures for authorized tokens used in mobile transactions

    Matthew A. Calman

  • Triggering offers based on detected location of a mobile point of sale device

    David M. Grigg;Matthew A. Calman;Raja Bose

  • Mobile transactions using authorized tokens

    Matthew A. Calman

  • Real-time video image analysis for providing virtual interior design

    Matthew A. Calman;Erik Stephen Ross

  • Distributing authorized tokens to conduct mobile transactions

    Matthew A. Calman

  • Recognizing financial document images

    Matthew A. Calman;Erik Stephen Ross

  • Conducting financial transactions based on identification of individuals in an augmented reality environment

    Matthew A. Calman;Erik Stephen Ross

  • Real-time video image analysis for an appropriate payment account

    Matthew A. Calman;Erik Stephen Ross;Alfred Hamilton

  • Real-time analysis involving real estate listings

    Matthew A. Calman;Erik Stephen Ross;Alfred Hamilton

  • Method of providing an offer based on proximity to a point of sale transaction

    David M. Grigg;Matthew A. Calman;Raja Bose;Erik Stephen Ross

  • Real-time video image analysis for providing targeted offers

    Matthew A. Calman;Erik Stephen Ross;Alfred Hamilton

  • Populating budgets and/or wish lists using real-time video image analysis

    Matthew A. Calman;Erik Stephen Ross

  • Dynamically indentifying individuals from a captured image

    Matthew A. Calman;Erik Stephen Ross

  • Mobile device with rewritable general purpose card

    Matthew A. Calman;Erik Stephen Ross

  • Collective network of augmented reality users

    Matthew A. Calman;Erik Stephen Ross;Alfred Hamilton

  • Providing retail shopping assistance

    Matthew A. Calman;Erik Stephen Ross

  • Identifying predetermined objects in a video stream captured by a mobile device

    Matthew A. Calman;Erik Stephen Ross;Alfred Hamilton

  • Secure channel for image transmission

    Matthew Alexander Calman;William Scott Treadwell

  • Real-time video analysis for reward offers

    Matthew A. Calman;Erik Stephen Ross;Alfred Hamilton

Frequent Co-Authors

Erik Stephen Ross
Erik Stephen Ross Bank of America

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