Table 1 Linguistic evaluation of interval-valued spherical fuzzy sets.

From: Evaluating generative AI tools for visual communication design using the CoCoSo method under interval valued spherical fuzzy environment

Linguistic terms

Interval-valued spherical fuzzy values

\(\:{\mathfrak{m}}^{\varvec{l}}\)

\(\:{\mathfrak{m}}^{\varvec{u}}\)

\(\:{\mathfrak{n}}^{\varvec{l}}\)

\(\:{\mathfrak{n}}^{\varvec{u}}\)

\(\:{\mathcal{a}}^{\varvec{l}}\)

\(\:{\mathcal{a}}^{\varvec{u}}\)

Absolutely more important (AMI)

\(\:0.80\)

\(\:0.90\)

\(\:0.25\)

\(\:0.30\)

\(\:0.20\)

\(\:0.25\)

Very high important (VHI)

\(\:0.70\)

\(\:0.85\)

\(\:0.30\)

\(\:0.35\)

\(\:0.25\)

\(\:0.30\)

Highly important (HI)

\(\:0.60\)

\(\:0.75\)

\(\:0.35\)

\(\:0.38\)

\(\:0.30\)

\(\:0.35\)

Slightly more important (SMI)

\(\:0.50\)

\(\:0.65\)

\(\:0.40\)

\(\:0.43\)

\(\:0.35\)

\(\:0.40\)

Equally important (EI)

\(\:0.40\)

\(\:0.55\)

\(\:0.45\)

\(\:0.48\)

\(\:0.40\)

\(\:0.45\)

Slightly low important (SLI)

\(\:0.30\)

\(\:0.45\)

\(\:0.50\)

\(\:0.55\)

\(\:0.45\)

\(\:0.50\)

Low important (LI)

\(\:0.20\)

\(\:0.35\)

\(\:0.55\)

\(\:0.58\)

\(\:0.50\)

\(\:0.55\)

Very low important (VLI)

\(\:0.10\)

\(\:0.25\)

\(\:0.60\)

\(\:0.65\)

\(\:0.55\)

\(\:0.60\)

Absolutely low important (ALI)

\(\:0.05\)

\(\:0.15\)

\(\:0.65\)

\(\:0.70\)

\(\:0.60\)

\(\:0.65\)