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Company · Naples · United States

ACI Worldwide (United States)

aciworldwide.comROR OpenAlex
Research works
61
▲ 139% vs 2018-21
Citations
432
7.1 per fractional work
Top-10% rate
18.6%
all institutions 10.0%
Open access
29%
world 40%
International
22%
world 18%
ACI Worldwide (United States)

Not ranked overall: ACI Worldwide (United States) is under the volume floor below which a citation excellence rate is noise. Not ranked is not the same as ranked last.

Which fields of science does ACI Worldwide (United States) work in?

In all years, 42% of research at ACI Worldwide (United States) is in Social Sciences, 36% in Physical Sciences. Its largest fields are Engineering (14%), Social Sciences (12%), Psychology (10%). It does 1.8× the world's share of Social Sciences.

Social Sciences: 26 fractional works · 42.2% of its workSocial Sciences: 7 fractional works · 12.2% of its workCommunication: 2 fractional works · 3.3% of its workSociology and Political Science: 2 fractional works · 3.1% of its workUrban Studies: 1 fractional works · 1.6% of its workLaw: 1 fractional works · 1.1% of its workLibrary and Information Sciences: 0 fractional works · 0.8% of its workGender Studies: 0 fractional works · 0.7% of its workEducation: 0 fractional works · 0.5% of its workAnthropology: 0 fractional works · 0.3% of its workCultural Studies: 0 fractional works · 0.3% of its workDevelopment: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.3% of its workPsychology: 6 fractional works · 10.1% of its workSocial Psychology: 2 fractional works · 4.1% of its workClinical Psychology: 2 fractional works · 2.8% of its workDevelopmental and Educational Psychology: 1 fractional works · 1.6% of its workExperimental and Cognitive Psychology: 1 fractional works · 0.8% of its workApplied Psychology: 0 fractional works · 0.7% of its workBusiness, Management and Accounting: 6 fractional works · 10.1% of its workOrganizational Behavior and Human Resource Management: 2 fractional works · 3.3% of its workStrategy and Management: 1 fractional works · 2.2% of its workManagement Information Systems: 1 fractional works · 1.6% of its workAccounting: 1 fractional works · 1.4% of its workMarketing: 1 fractional works · 1.1% of its workManagement of Technology and Innovation: 0 fractional works · 0.5% of its workArts and Humanities: 3 fractional works · 5.4% of its workLiterature and Literary Theory: 2 fractional works · 2.5% of its workReligious studies: 1 fractional works · 1.6% of its workLanguage and Linguistics: 0 fractional works · 0.8% of its workMusic: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEconomics, Econometrics and Finance: 3 fractional works · 4.5% of its workEconomics and Econometrics: 2 fractional works · 4.1% of its workGeneral Economics, Econometrics and Finance: 0 fractional works · 0.4% of its workPhysical Sciences: 22 fractional works · 36.1% of its workEngineering: 9 fractional works · 14.3% of its workElectrical and Electronic Engineering: 3 fractional works · 5.3% of its workMedia Technology: 2 fractional works · 2.7% of its workSafety, Risk, Reliability and Quality: 1 fractional works · 1.9% of its workControl and Systems Engineering: 1 fractional works · 1.6% of its workBiomedical Engineering: 0 fractional works · 0.8% of its workCivil and Structural Engineering: 0 fractional works · 0.6% of its workBuilding and Construction: 0 fractional works · 0.3% of its workMechanical Engineering: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.7% of its workComputer Science: 6 fractional works · 10.0% of its workInformation Systems: 2 fractional works · 3.6% of its workComputer Vision and Pattern Recognition: 1 fractional works · 2.0% of its workArtificial Intelligence: 1 fractional works · 2.0% of its workComputer Networks and Communications: 1 fractional works · 1.7% of its workComputational Theory and Mathematics: 0 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEnvironmental Science: 3 fractional works · 5.1% of its workManagement, Monitoring, Policy and Law: 1 fractional works · 1.7% of its workIndustrial and Manufacturing Engineering: 1 fractional works · 1.6% of its workNature and Landscape Conservation: 0 fractional works · 0.5% of its workGlobal and Planetary Change: 0 fractional works · 0.5% of its workEcology: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.4% of its workPhysics and Astronomy: 2 fractional works · 2.8% of its workAtomic and Molecular Physics, and Optics: 1 fractional works · 2.2% of its workAstronomy and Astrophysics: 0 fractional works · 0.7% of its workEarth and Planetary Sciences: 1 fractional works · 1.4% of its workGeophysics: 0 fractional works · 0.8% of its workAtmospheric Science: 0 fractional works · 0.4% of its workGeochemistry and Petrology: 0 fractional works · 0.2% of its workMaterials Science: 1 fractional works · 0.9% of its workMaterials Chemistry: 0 fractional works · 0.7% of its workSmaller subfields together: 0 fractional works · 0.2% of its workChemistry: 0 fractional works · 0.8% of its workInorganic Chemistry: 0 fractional works · 0.5% of its workAnalytical Chemistry: 0 fractional works · 0.3% of its workChemical Engineering: 0 fractional works · 0.5% of its workChemical Health and Safety: 0 fractional works · 0.5% of its workEnergy: 0 fractional works · 0.1% of its workHealth Sciences: 10 fractional works · 15.6% of its workMedicine: 6 fractional works · 9.9% of its workPharmacology: 2 fractional works · 3.5% of its workPhysiology: 1 fractional works · 1.0% of its workCardiology and Cardiovascular Medicine: 1 fractional works · 1.0% of its workReproductive Medicine: 1 fractional works · 0.9% of its workInfectious Diseases: 0 fractional works · 0.5% of its workRadiology, Nuclear Medicine and Imaging: 0 fractional works · 0.5% of its workPathology and Forensic Medicine: 0 fractional works · 0.5% of its workDermatology: 0 fractional works · 0.4% of its workPublic Health, Environmental and Occupational Health: 0 fractional works · 0.4% of its workPsychiatry and Mental health: 0 fractional works · 0.3% of its workEpidemiology: 0 fractional works · 0.2% of its workSurgery: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.5% of its workHealth Professions: 3 fractional works · 5.4% of its workRadiological and Ultrasound Technology: 2 fractional works · 2.9% of its workGeneral Health Professions: 1 fractional works · 1.4% of its workSpeech and Hearing: 0 fractional works · 0.8% of its workPharmacy: 0 fractional works · 0.3% of its workNursing: 0 fractional works · 0.3% of its workNutrition and Dietetics: 0 fractional works · 0.3% of its workLife Sciences: 4 fractional works · 6.1% of its workNeuroscience: 2 fractional works · 2.9% of its workCognitive Neuroscience: 1 fractional works · 2.2% of its workCellular and Molecular Neuroscience: 0 fractional works · 0.3% of its workEndocrine and Autonomic Systems: 0 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workBiochemistry, Genetics and Molecular Biology: 1 fractional works · 2.2% of its workClinical Biochemistry: 0 fractional works · 0.8% of its workMolecular Biology: 0 fractional works · 0.7% of its workCell Biology: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.3% of its workAgricultural and Biological Sciences: 0 fractional works · 0.8% of its workForestry: 0 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.3% of its workPharmacology, Toxicology and Pharmaceutics: 0 fractional works · 0.2% of its workALL ITS WORKACI Worldwide(United States)61fractional works, all years
Life Sciences6%Physical Sciences36%Health Sciences16%Social Sciences42%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in all years. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 21 fields, with their numbers
    1. Social Sciences712.2%
    2. Psychology610.1%
    3. Business, Management and Accounting610.1%
    4. Arts and Humanities35.4%
    5. Economics, Econometrics and Finance34.5%
    1. Engineering914.3%
    2. Computer Science610.0%
    3. Environmental Science35.1%
    4. Physics and Astronomy22.8%
    5. Earth and Planetary Sciences11.4%
    6. Materials Science10.9%
    7. Chemistry00.8%
    8. Chemical Engineering00.5%
    9. Energy00.1%
    1. Medicine69.9%
    2. Health Professions35.4%
    3. Nursing00.3%
    1. Neuroscience22.9%
    2. Biochemistry, Genetics and Molecular Biology12.2%
    3. Agricultural and Biological Sciences00.8%
    4. Pharmacology, Toxicology and Pharmaceutics00.2%
All of science, and how each field's share has moved since 1950: the Science domain explorer

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.21× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.29× its world share, 1 worksBiochemistry, Geneti…Neuroscience: 0.48× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 2.85× its world share, 0 worksPharmacology, Toxico…Chemistry: 1.97× its world share, 0 worksChemistryComputer Science: 0.64× its world share, 0 worksComputer ScienceEngineering: 0.29× its world share, 0 worksEngineeringMaterials Science: 0.44× its world share, 0 worksMaterials SciencePhysics and Astronomy: 4.45× its world share, 1 worksPhysics and AstronomyHealth Professions: 1.93× its world share, 0 worksHealth ProfessionsMedicine: 1.49× its world share, 3 worksMedicineNursing: 3.15× its world share, 0 worksNursingArts and Humanities: 0.36× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 2.88× its world share, 1 worksBusiness, Management…Economics, Econometrics and Finance: 2.89× its world share, 1 worksEconomics, Econometr…Psychology: 1.81× its world share, 1 worksPsychologySocial Sciences: 0.74× its world share, 1 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Physics and Astronomy, 4.5×. Every wedge is a field page.

All 17 fields, with their numbers
  1. Physics and Astronomy4.45×1 works
  2. Nursing3.15×0 works
  3. Economics, Econometrics and Finance2.89×1 works
  4. Business, Management and Accounting2.88×1 works
  5. Pharmacology, Toxicology and Pharmaceutics2.85×0 works
  6. Chemistry1.97×0 works
  7. Health Professions1.93×0 works
  8. Psychology1.81×1 works
  9. Medicine1.49×3 works
  10. Biochemistry, Genetics and Molecular Biology1.29×1 works
  11. Social Sciences0.74×1 works
  12. Computer Science0.64×0 works
  13. Neuroscience0.48×0 works
  14. Materials Science0.44×0 works
  15. Arts and Humanities0.36×0 works
  16. Engineering0.29×0 works
  17. Agricultural and Biological Sciences0.21×0 works

What are the most cited papers from ACI Worldwide (United States)?

The most cited paper from ACI Worldwide (United States) is "Comparison of non-linear mixture models: sub-pixel classification" (Weiguo Liu, Elaine Y. Wu, 2004), with 132 citations. Next come "Factor‐Market Rivalry and Competition for Supply Chain Resources" (116) and "ART-MMAP: a neural network approach to subpixel classification" (62).

Most cited papers
#PaperReleasedCitations
1 Comparison of non-linear mixture models: sub-pixel classification Weiguo Liu, Elaine Y. Wu · Remote Sensing of Environment 15 Dec 2004 132
2 Factor‐Market Rivalry and Competition for Supply Chain Resources Lisa Marie Ellram, Wendy Lea Tate, Edward G. Feitzinger · Journal of Supply Chain Management 2013 116
3 ART-MMAP: a neural network approach to subpixel classification Weiguo Liu, Karen C. Seto, Elaine Y. Wu et al. · IEEE Transactions on Geoscience and Remote Sensing Sep 2004 62
4 Shear Strength of Prestressed Steel Fiber Concrete I-Beams Padmanabha Rao Tadepalli, Hemant B. Dhonde, Y. L. Mo et al. · International Journal of Concrete Structures and Materials Open access 31 Aug 2015 32
5 Polyethylene glycol conjugated interleukin-2: Clinical and immunologic effects in patients with advanced renal cell carcinoma Ronald M. Bukowski, James A. Young, Gary E. Goodman et al. · Investigational New Drugs Jun 1993 14
All 44 most cited papers, with filters and sorting

Which keywords describe research at ACI Worldwide (United States)?

By fractional works in all years, weighted toward what it does more of than the world: Social Media, Risk Perception, Organizational Culture, Accident Prevention, Safety Culture, Entrepreneurship, Social Capital and Occupational Safety.

▲ more of its work than of the world's◆ about the world's share▼ less than the world's

Size is fractional works in all years in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Social Media3▲ 6.0×5 topics
  2. Risk Perception2▲ 21×4 topics
  3. Mental Health2▲ 3.2×6 topics
  4. Organizational Culture2▲ 13×2 topics
  5. Accident Prevention2▲ 55×2 topics
  6. Safety Culture2▲ 55×2 topics
  7. Entrepreneurship2▲ 12×2 topics
  8. Social Capital2▲ 7.9×2 topics
  9. Occupational Safety2▲ 39×1 topic
  10. Safety Climate2▲ 39×1 topic
  11. Economic Impact2▲ 8.3×2 topics
  12. Innovation2▲ 3.0×4 topics
  13. Neurological Disorders2▲ 4.1×4 topics
  14. Depression2▲ 3.5×5 topics
  15. Corporate Governance2▲ 4.5×2 topics
  16. Digital Literacy2▲ 8.2×2 topics
  17. Neuroprotection1▲ 6.0×3 topics
  18. Risk Assessment1▲ 3.9×3 topics
  19. Disaster Management1▲ 23×2 topics
  20. Neural Mechanisms1▲ 20×2 topics
  21. Visual Fatigue1▲ 48×2 topics
  22. Cannabinoid Receptors1▲ 69×1 topic
  23. Community Engagement1▲ 6.6×2 topics
  24. Crisis Communication1▲ 82×1 topic
  25. Endocannabinoid System1▲ 69×1 topic
  26. Environmental Attitudes1▲ 40×2 topics
  27. Environmental Impacts1▲ 8.8×2 topics
  28. Health Consequences1▲ 10×2 topics
  29. Migration1▲ 6.2×2 topics
  30. Model-Based Development1▲ 51×2 topics
  31. Public Relations1▲ 105×1 topic
  32. Rural Development1▲ 6.4×2 topics
  33. Psychological Impact1▲ 8.5×2 topics
  34. Analytics1▲ 31×1 topic
  35. Assurance Cases1▲ 231×1 topic
  36. Auditory Cortex1▲ 45×1 topic
  37. Business Intelligence1▲ 31×1 topic
  38. CLIL1▲ 35×1 topic
  39. Canon Law1▲ 94×1 topic
  40. Safety Assurance1▲ 231×1 topic

Which research topics does ACI Worldwide (United States) publish most on?

By volume in 2022-now: Cannabis and Cannabinoid Research, Corporate Governance and Law, Taxation and Legal Issues and COVID-19 Pandemic Impacts.

Cannabis and Cannabinoid…1Cannabis and Cannabinoid Research: 1 fractional worksCorporate Governance and Law: 0 fractional worksTaxation and Legal Issues: 0 fractional worksCOVID-19 Pandemic Impacts: 0 fractional worksPhotorefractive and Nonlinear Optics: 0 fractional worksAdvanced Optical Imaging Technologies: 0 fractional worksEmployment and Welfare S…0Employment and Welfare Studies: 0 fractional worksDigital Holography and Microscopy: 0 fractional worksLabor market dynamics and wage inequality: 0 fractional worksDiet and metabolism stud…0Diet and metabolism studies: 0 fractional works
PharmacologyStrategy and ManagementAccountingEconomics and Econometrics4 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Cannabis and Cannabinoid Research Pharmacology 1 works
  2. 2 Corporate Governance and Law Strategy and Management 0 works
  3. 3 Taxation and Legal Issues Accounting 0 works
  4. 4 COVID-19 Pandemic Impacts Economics and Econometrics 0 works
  5. 5 Photorefractive and Nonlinear Optics Atomic and Molecular Physics, and Optics 0 works
  6. 6 Advanced Optical Imaging Technologies Media Technology 0 works
  7. 7 Employment and Welfare Studies General Health Professions 0 works
  8. 8 Digital Holography and Microscopy Atomic and Molecular Physics, and Optics 0 works
  9. 9 Labor market dynamics and wage inequality Economics and Econometrics 0 works
  10. 10 Diet and metabolism studies Physiology 0 works

How open and international is its research?

Against the world's own shares: the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available29.3%not open70.7%

World: 40% of research is openly available.

with international co-authors21.8%domestic only78.2%

World: 18% is written across borders.

How has ACI Worldwide (United States)'s research output changed?

Output in 2022-2025 was 139% higher than in 2018-2021.

still counting1990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is ACI Worldwide (United States) as a percentage of every work published that year, 0.000063% in 2024.

still counting0.00020%0.00040%ACI Worldwide (United States)0.000066% in 20251990200020102020

Fractional works of ACI Worldwide (United States) over all fractional works that year. How the balance of science has shifted.

Other research institutions in Naples

All research institutions in Naples

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners have tabs of their own, above.

Discussion

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