Science Explorer Back to mapMap
Discussion
City · Yemen

Research in Al Hudaydah

Science Explorer records 1 research institutions in Al Hudaydah, Yemen. The highest-ranked on research quality in 2022-now are Hodeidah University.

Research institutions
1
1 of them ranked worldwide
Research works
513
▲ 68% vs 2018-21
Citations
5.7k
11.1 per fractional work, all time
Top-10% rate, 2022-now
19.6%
all institutions 10.0%
Active span
1970-2026
57 years on the record
Al Hudaydah

A city carries no overall standing here. The quality score is built for institutions and countries, the units its floors and field normalisation were designed around. An empty rank on this page is a statement about the measure, not about the place.

Which research institutions are in Al Hudaydah?

#InstitutionWorksAgainst the largest hereWorld rank
1Hodeidah UniversityUniversity 513 #8,513

By fractional works over the whole record; world rank on research quality in 2022-now. Bars are scaled to the largest institution in this city, not to anything off the page.

Which fields of science does Al Hudaydah work in?

In 2022-now, 43% of research in Al Hudaydah is in Physical Sciences, 27% in Social Sciences. Its largest fields are Medicine (17%), Mathematics (12%), Computer Science (10%).

Physical Sciences: 112 fractional works · 42.6% of its workMathematics: 31 fractional works · 11.9% of its workModeling and Simulation: 12 fractional works · 4.4% of its workApplied Mathematics: 10 fractional works · 3.6% of its workNumerical Analysis: 5 fractional works · 1.9% of its workGeometry and Topology: 2 fractional works · 0.9% of its workAlgebra and Number Theory: 2 fractional works · 0.6% of its workStatistics and Probability: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.2% of its workComputer Science: 26 fractional works · 10.0% of its workArtificial Intelligence: 12 fractional works · 4.7% of its workInformation Systems: 4 fractional works · 1.4% of its workComputational Theory and Mathematics: 3 fractional works · 1.1% of its workComputer Vision and Pattern Recognition: 3 fractional works · 1.0% of its workSignal Processing: 2 fractional works · 0.7% of its workComputer Networks and Communications: 2 fractional works · 0.7% of its workSoftware: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.2% of its workEnvironmental Science: 18 fractional works · 6.8% of its workEcology: 4 fractional works · 1.4% of its workGlobal and Planetary Change: 3 fractional works · 1.3% of its workWater Science and Technology: 3 fractional works · 1.0% of its workHealth, Toxicology and Mutagenesis: 2 fractional works · 0.8% of its workPollution: 2 fractional works · 0.6% of its workIndustrial and Manufacturing Engineering: 1 fractional works · 0.5% of its workEnvironmental Engineering: 1 fractional works · 0.5% of its workEnvironmental Chemistry: 1 fractional works · 0.4% of its workSmaller subfields together: 1 fractional works · 0.2% of its workEngineering: 15 fractional works · 5.6% of its workBiomedical Engineering: 3 fractional works · 1.1% of its workAerospace Engineering: 2 fractional works · 0.9% of its workControl and Systems Engineering: 2 fractional works · 0.8% of its workElectrical and Electronic Engineering: 2 fractional works · 0.7% of its workCivil and Structural Engineering: 1 fractional works · 0.5% of its workMechanical Engineering: 1 fractional works · 0.5% of its workOcean Engineering: 1 fractional works · 0.3% of its workMechanics of Materials: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.6% of its workPhysics and Astronomy: 6 fractional works · 2.3% of its workStatistical and Nonlinear Physics: 2 fractional works · 0.9% of its workCondensed Matter Physics: 2 fractional works · 0.6% of its workAtomic and Molecular Physics, and Optics: 1 fractional works · 0.4% of its workAstronomy and Astrophysics: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workChemistry: 6 fractional works · 2.2% of its workOrganic Chemistry: 3 fractional works · 1.2% of its workAnalytical Chemistry: 1 fractional works · 0.6% of its workSpectroscopy: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.2% of its workEarth and Planetary Sciences: 5 fractional works · 2.1% of its workOceanography: 4 fractional works · 1.4% of its workAtmospheric Science: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.3% of its workMaterials Science: 3 fractional works · 1.3% of its workMaterials Chemistry: 2 fractional works · 0.9% of its workElectronic, Optical and Magnetic Materials: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workEnergy: 1 fractional works · 0.4% of its workRenewable Energy, Sustainability and the Environment: 1 fractional works · 0.4% of its workChemical Engineering: 0 fractional works · 0.2% of its workSocial Sciences: 72 fractional works · 27.1% of its workSocial Sciences: 21 fractional works · 8.0% of its workSociology and Political Science: 10 fractional works · 3.9% of its workEducation: 5 fractional works · 1.8% of its workTransportation: 2 fractional works · 0.8% of its workHealth: 1 fractional works · 0.5% of its workSmaller subfields together: 3 fractional works · 1.1% of its workBusiness, Management and Accounting: 16 fractional works · 6.1% of its workAccounting: 8 fractional works · 2.9% of its workStrategy and Management: 4 fractional works · 1.4% of its workManagement Information Systems: 2 fractional works · 0.7% of its workMarketing: 1 fractional works · 0.4% of its workManagement of Technology and Innovation: 1 fractional works · 0.3% of its workOrganizational Behavior and Human Resource Management: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workDecision Sciences: 11 fractional works · 4.1% of its workManagement Science and Operations Research: 8 fractional works · 3.2% of its workInformation Systems and Management: 2 fractional works · 0.8% of its workSmaller subfields together: 0 fractional works · 0.1% of its workPsychology: 11 fractional works · 4.0% of its workClinical Psychology: 5 fractional works · 2.0% of its workSocial Psychology: 2 fractional works · 0.9% of its workDevelopmental and Educational Psychology: 2 fractional works · 0.7% of its workExperimental and Cognitive Psychology: 1 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.0% of its workArts and Humanities: 8 fractional works · 3.2% of its workLanguage and Linguistics: 6 fractional works · 2.2% of its workLiterature and Literary Theory: 2 fractional works · 0.7% of its workSmaller subfields together: 1 fractional works · 0.3% of its workEconomics, Econometrics and Finance: 5 fractional works · 1.8% of its workEconomics and Econometrics: 4 fractional works · 1.4% of its workFinance: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workHealth Sciences: 58 fractional works · 22.1% of its workMedicine: 44 fractional works · 16.8% of its workPublic Health, Environmental and Occupational Health: 8 fractional works · 3.0% of its workEpidemiology: 5 fractional works · 1.9% of its workInfectious Diseases: 4 fractional works · 1.4% of its workGeriatrics and Gerontology: 3 fractional works · 1.0% of its workSurgery: 2 fractional works · 0.8% of its workPulmonary and Respiratory Medicine: 2 fractional works · 0.6% of its workEndocrinology, Diabetes and Metabolism: 1 fractional works · 0.6% of its workComplementary and alternative medicine: 1 fractional works · 0.5% of its workPediatrics, Perinatology and Child Health: 1 fractional works · 0.5% of its workPhysiology: 1 fractional works · 0.5% of its workHematology: 1 fractional works · 0.5% of its workGenetics: 1 fractional works · 0.4% of its workOncology: 1 fractional works · 0.4% of its workPsychiatry and Mental health: 1 fractional works · 0.4% of its workHealth Informatics: 1 fractional works · 0.3% of its workPharmacology: 1 fractional works · 0.3% of its workCritical Care and Intensive Care Medicine: 1 fractional works · 0.3% of its workNephrology: 1 fractional works · 0.3% of its workCardiology and Cardiovascular Medicine: 1 fractional works · 0.3% of its workDermatology: 1 fractional works · 0.3% of its workReproductive Medicine: 1 fractional works · 0.3% of its workEmergency Medicine: 1 fractional works · 0.3% of its workOphthalmology: 1 fractional works · 0.3% of its workBiochemistry: 1 fractional works · 0.3% of its workFamily Practice: 1 fractional works · 0.2% of its workSmaller subfields together: 3 fractional works · 1.2% of its workHealth Professions: 9 fractional works · 3.5% of its workGeneral Health Professions: 5 fractional works · 2.0% of its workEmergency Medical Services: 1 fractional works · 0.4% of its workRadiological and Ultrasound Technology: 1 fractional works · 0.3% of its workSpeech and Hearing: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.4% of its workNursing: 3 fractional works · 1.0% of its workNutrition and Dietetics: 1 fractional works · 0.6% of its workResearch and Theory: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workDentistry: 1 fractional works · 0.5% of its workOral Surgery: 1 fractional works · 0.3% of its workSmaller subfields together: 1 fractional works · 0.3% of its workVeterinary: 1 fractional works · 0.3% of its workSmall Animals: 1 fractional works · 0.3% of its workLife Sciences: 22 fractional works · 8.2% of its workAgricultural and Biological Sciences: 8 fractional works · 3.0% of its workPlant Science: 2 fractional works · 0.8% of its workAquatic Science: 2 fractional works · 0.8% of its workFood Science: 1 fractional works · 0.4% of its workEcology, Evolution, Behavior and Systematics: 1 fractional works · 0.3% of its workGeneral Agricultural and Biological Sciences: 1 fractional works · 0.3% of its workInsect Science: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.1% of its workBiochemistry, Genetics and Molecular Biology: 7 fractional works · 2.6% of its workMolecular Biology: 3 fractional works · 1.2% of its workEndocrinology: 1 fractional works · 0.5% of its workGenetics: 1 fractional works · 0.4% of its workCell Biology: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.3% of its workImmunology and Microbiology: 4 fractional works · 1.5% of its workParasitology: 2 fractional works · 0.7% of its workApplied Microbiology and Biotechnology: 1 fractional works · 0.4% of its workImmunology: 1 fractional works · 0.3% of its workSmaller subfields together: 0 fractional works · 0.2% of its workPharmacology, Toxicology and Pharmaceutics: 2 fractional works · 0.8% of its workToxicology: 1 fractional works · 0.4% of its workPharmacology: 1 fractional works · 0.2% of its workSmaller subfields together: 1 fractional works · 0.2% of its workNeuroscience: 1 fractional works · 0.3% of its workALL ITS WORKAl Hudaydah264fractional works, 2022-now
Life Sciences8%Physical Sciences43%Health Sciences22%Social Sciences27%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this city does than the world.

Its 4 domains and 26 fields, with their numbers
    1. Mathematics3111.9%
    2. Computer Science2610.0%
    3. Environmental Science186.8%
    4. Engineering155.6%
    5. Physics and Astronomy62.3%
    6. Chemistry62.2%
    7. Earth and Planetary Sciences52.1%
    8. Materials Science31.3%
    9. Energy10.4%
    10. Chemical Engineering00.2%
    1. Social Sciences218.0%
    2. Business, Management and Accounting166.1%
    3. Decision Sciences114.1%
    4. Psychology114.0%
    5. Arts and Humanities83.2%
    6. Economics, Econometrics and Finance51.8%
    1. Medicine4416.8%
    2. Health Professions93.5%
    3. Nursing31.0%
    4. Dentistry10.5%
    5. Veterinary10.3%
    1. Agricultural and Biological Sciences83.0%
    2. Biochemistry, Genetics and Molecular Biology72.6%
    3. Immunology and Microbiology41.5%
    4. Pharmacology, Toxicology and Pharmaceutics20.8%
    5. Neuroscience10.3%
All of science, and how each field's share has moved since 1950: the Science domain explorer

What is Al Hudaydah strongest at in research?

Relative to its size, research in Al Hudaydah is most concentrated in Mathematics (9.6× the world share in Mathematics).

  1. MathematicsField · 27.5 works9.6×
← less than its size predicts1×more →

Location quotient against the world baseline. Inside a single field a city is a meaningful unit, which is why this is where a city is measured at all.

The whole field profile

All 26 fields at once: above the ring is more than a place this size would be expected to do. A specialist and a generalist produce the same ranked list and a completely different shape.

Agricultural and Biological Sciences: 0.61× its world share, 7 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.48× its world share, 6 worksBiochemistry, Geneti…Immunology and Microbiology: 1.60× its world share, 4 worksImmunology and Micro…Neuroscience: 0.21× its world share, 1 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 2.45× its world share, 2 worksPharmacology, Toxico…Chemical Engineering: 0.46× its world share, 0 worksChemical EngineeringChemistry: 1.43× its world share, 5 worksChemistryComputer Science: 1.31× its world share, 25 worksComputer ScienceEarth and Planetary Sciences: 1.12× its world share, 4 worksEarth and Planetary …Energy: 0.40× its world share, 1 worksEnergyEngineering: 0.36× its world share, 13 worksEngineeringEnvironmental Science: 1.30× its world share, 16 worksEnvironmental ScienceMaterials Science: 0.40× its world share, 3 worksMaterials ScienceMathematics: 9.63× its world share, 28 worksMathematicsPhysics and Astronomy: 0.90× its world share, 5 worksPhysics and AstronomyDentistry: 1.02× its world share, 1 worksDentistryHealth Professions: 1.42× its world share, 9 worksHealth ProfessionsMedicine: 0.86× its world share, 40 worksMedicineNursing: 2.34× its world share, 3 worksNursingVeterinary: 2.03× its world share, 1 worksVeterinaryArts and Humanities: 1.16× its world share, 8 worksArts and HumanitiesBusiness, Management and Accounting: 1.97× its world share, 15 worksBusiness, Management…Decision Sciences: 4.42× its world share, 10 worksDecision SciencesEconomics, Econometrics and Finance: 0.80× its world share, 4 worksEconomics, Econometr…Psychology: 1.35× its world share, 10 worksPsychologySocial Sciences: 0.67× its world share, 20 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Mathematics, 9.6×. Every wedge is a field page.

All 26 fields, with their numbers
  1. Mathematics9.63×28 works
  2. Decision Sciences4.42×10 works
  3. Pharmacology, Toxicology and Pharmaceutics2.45×2 works
  4. Nursing2.34×3 works
  5. Veterinary2.03×1 works
  6. Business, Management and Accounting1.97×15 works
  7. Immunology and Microbiology1.60×4 works
  8. Chemistry1.43×5 works
  9. Health Professions1.42×9 works
  10. Psychology1.35×10 works
  11. Computer Science1.31×25 works
  12. Environmental Science1.30×16 works
  13. Arts and Humanities1.16×8 works
  14. Earth and Planetary Sciences1.12×4 works
  15. Dentistry1.02×1 works
  16. Physics and Astronomy0.90×5 works
  17. Medicine0.86×40 works
  18. Economics, Econometrics and Finance0.80×4 works
  19. Social Sciences0.67×20 works
  20. Agricultural and Biological Sciences0.61×7 works
  21. Biochemistry, Genetics and Molecular Biology0.48×6 works
  22. Chemical Engineering0.46×0 works
  23. Energy0.40×1 works
  24. Materials Science0.40×3 works
  25. Engineering0.36×13 works
  26. Neuroscience0.21×1 works

Which keywords describe research in Al Hudaydah?

By fractional works in 2022-now, weighted toward what it does more of than the world: Nonlinear Equations, Fractional Calculus, Anomalous Diffusion, Homotopy Analysis Method, Epidemiology, Fuzzy Sets, Rough Sets and Decision Making.

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

Size is fractional works in 2022-now in the topics tagged with each word; colour is the word's share of this city'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. Epidemiology18▲ 1.75×61 topics
  2. Nonlinear Equations14▲ 42×3 topics
  3. Fractional Calculus11▲ 76×2 topics
  4. Anomalous Diffusion11▲ 73×1 topic
  5. Homotopy Analysis Method11▲ 90×1 topic
  6. Machine Learning10▲ 1.17×33 topics
  7. Climate Change9▲ 1.29×24 topics
  8. Corporate Governance8▲ 4.0×13 topics
  9. Fuzzy Sets8▲ 55×2 topics
  10. Rough Sets8▲ 96×2 topics
  11. Decision Making7▲ 9.5×2 topics
  12. Boundary Value Problems7▲ 53×3 topics
  13. Soft Set Theory7▲ 211×1 topic
  14. Topological Spaces7▲ 211×1 topic
  15. Controllability6▲ 55×2 topics
  16. Public Health6▲ 1.58×23 topics
  17. Corpus Linguistics6▲ 11×5 topics
  18. Fractional Differential Equations6▲ 98×1 topic
  19. Nonlinear Systems6▲ 10×2 topics
  20. Semilinear Differential Equations6▲ 98×1 topic
  21. Treatment5▲ 1.65×17 topics
  22. Machine Translation4▲ 8.4×2 topics
  23. Elderly4▲ 5.6×3 topics
  24. Infectious Diseases3▲ 3.8×7 topics
  25. Language Teaching3▲ 4.5×4 topics
  26. Cross-Cultural Communication3▲ 13×2 topics
  27. Translation3▲ 6.9×2 topics
  28. Banach Spaces3▲ 39×2 topics
  29. Cultural Translation3▲ 26×1 topic
  30. Financial Constraints3▲ 11×2 topics
  31. Technology Acceptance Model3▲ 7.1×2 topics
  32. Translator Competence3▲ 26×1 topic
  33. Middle East3▲ 16×2 topics
  34. Financial Reporting3▲ 8.0×3 topics
  35. Numerical Methods3▲ 12×2 topics
  36. Inappropriate Medication Use2▲ 23×1 topic
  37. Polypharmacy2▲ 23×1 topic
  38. Qatar2▲ 52×1 topic
  39. Aquatic Environment2▲ 11×2 topics
  40. Earnings Management2▲ 9.2×2 topics

What research is done in Al Hudaydah?

Fractional Differential …9Fractional Differential Equations Solutions: 9 fractional worksFuzzy and Soft Set Theory: 7 fractional worksNonlinear Differential Equations Analysis: 5 fractional worksTranslation Studies and Practices: 3 fractional worksMiddle East and Rwanda Conflicts: 2 fractional worksLinguistic, Cultural, and Literary Studies: 2 fractional worksPharmaceutical Practices and Patient Outcomes: 2 fractional worksCorporate Finance and Governance: 2 fractional worksParasite Biology and Host Interactions: 2 fractional worksLegal and Regulatory Analysis: 2 fractional works
Modeling and SimulationManagement Science and Operations ResearchApplied MathematicsLanguage and Linguistics5 others

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

  1. 1 Fractional Differential Equations Solutions Modeling and Simulation 9 works
  2. 2 Fuzzy and Soft Set Theory Management Science and Operations Research 7 works
  3. 3 Nonlinear Differential Equations Analysis Applied Mathematics 5 works
  4. 4 Translation Studies and Practices Language and Linguistics 3 works
  5. 5 Middle East and Rwanda Conflicts Sociology and Political Science 2 works
  6. 6 Linguistic, Cultural, and Literary Studies Sociology and Political Science 2 works
  7. 7 Pharmaceutical Practices and Patient Outcomes Geriatrics and Gerontology 2 works
  8. 8 Corporate Finance and Governance Accounting 2 works
  9. 9 Parasite Biology and Host Interactions Ecology 2 works
  10. 10 Legal and Regulatory Analysis Transportation 2 works

Research output over time

still counting200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more.

How much of it reaches the world top 10%

Year by year, against all institutions in the same year.

still counting20%40%Al Hudaydah17.9% in 2025all institutions10.0% in 20252020

Of each year's output, the share that reached the world's 10% most cited for its field and year. Peak 38.9% in 2020.

Discussion

Ask a question or share a note about Al Hudaydah. Posts are plain text and can be reported.