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Quantifying Inherited Uncertainty in Archaeological Legacy Data Using Fuzzy Logic Metrics: A Reference Framework and Two Case Studies Cover

Quantifying Inherited Uncertainty in Archaeological Legacy Data Using Fuzzy Logic Metrics: A Reference Framework and Two Case Studies

Open Access
|Mar 2026

Figures & Tables

Figure 1

Workflow of the framework.

Figure 2

Trapezoidal Membership Function for Chronological Assignment.

Table 1

Metrics applied to both archaeological sites.

ARCHAEOLOGICAL SITECDEG (FUNCTIONALITY)CDEG (CHRONOLOGY)CDEG(*)CDEGAVG (FUNCTIONALITY)CDEGAVG (CHRONOLOGY)CDEGAVG (*) TOTAL
San Blas10.750.750.6250.6250.625
Santa María de Hito1110.8750.8120.843
Joint0.75000.71870.7343
Table 2

FEQ Values for Functionality, Chronology, and Combined Variables: Comparison of San Blas and Santa María de Hito.

FEQ SANTA MARíA DE HITO/SAN BLAS CDEGAVG(FUNCTIONALITY)FEQ SANTA MARíA DE HITO/SAN BLAS CDEGAVG(CHRONOLOGY)FEQ SANTA MARíA DE HITO/SAN BLAS CDEGAVG(*)
1.41.31.35
Table 3

CDEG(var), CDEG(), CDEGavg(var), CDEGavg(), and FEQ for Each Site and Combined.

ARCHAEOLOGICAL SITECDEG (FUNCTIONALITY)CDEG(*)CDEGAVG (FUNCTIONALITY)CDEGAVG(*) TOTAL
San Blas0.750.750.6250.625
Santa María de Hito0.750.750.93750.9375
Joint0.78120.7812
Table 4

Application of the FEQ operator to average metrics for comparing sites based on the functionality variable.

FEQ HITO/SAN BLAS CDEGAVG(FUNCTIONALITY)FEQ HITO/SAN BLAS CDEGAVG(*)
1.51.5
Table 5

Average Metrics in Each Phase (μ_ functionality_sanblas1 and μ_ functionality_sanblas2).

CDEGAVG (FUNCTIONALITY)CDEGAVG(*) TOTAL
μ_functionality_sanblas10.62500.6250
μ_functionality_sanblas20.33750.3375
Joint0.4812
Difference0.2875
DOI: https://doi.org/10.5334/jcaa.220 | Journal eISSN: 2514-8362
Language: English
Submitted on: Apr 7, 2025
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Accepted on: Oct 14, 2025
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Published on: Mar 13, 2026
Published by: Ubiquity Press
In partnership with: Paradigm Publishing Services
Publication frequency: 1 issue per year

© 2026 Leticia Tobalina-Pulido, Patricia Martín-Rodilla, published by Ubiquity Press
This work is licensed under the Creative Commons Attribution 4.0 License.