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Sankore

Named after the University of Sankore in Timbuktu — one of the world’s oldest centres of learning. Every figure here is computed from work-level records in our own graph, never copied from a source’s summary count.

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Coverage is partial and says so. A country appears with its research output only once its works have been swept; until then the portal shows whatever the graph happens to hold for it and labels it as exactly that.

An Improved Text-Based and Image-Based CAPTCHA Based on Solving and燫esponse Time

2022Computers, materials & continua/Computers, materials & continua (Print)JournalOpen access

10.32604/cmc.2023.031245 Full text1 citations

Authors

6 authors across 4 institutions in 2 countries.

Ademola Olusola AdesinaFirst author
- Olabisi Onabanjo University (NG)
Patrick Seun Ayobioloja
- National Open University of Nigeria (NG)
Ibidun Christiana Obagbuwa
- Sol Plaatje University (ZA)
Tola John Odule
- Olabisi Onabanjo University (NG)
Adenrele Afolorunso
- National Open University of Nigeria (NG)
as printed: Adenrele A. Afolorunso
Sunday Adeola AjagbeSenior authorCorresponding
- Ladoke Akintola University of Technology (NG)

Fields

Assignment is probabilistic — a work belongs to several fields in proportions.

User Authentication and Security Systemslevel 3 · 1.00
Advanced Malware Detection Techniqueslevel 3 · 1.00
Spam and Phishing Detectionlevel 3 · 0.99

Sources

Several sources describing one work is the point — it means the record rests on more than one authority.

openalexseen September 9, 2026
2022 · Computers, materials & continua/Computers, materials & continua (Print) · 1 citations
https://openalex.org/W4307874726

An Improved Text-Based and Image-Based CAPTCHA Based on Solving and燫esponse Time · Sankore