EATS showed high agreement with expert observation for happiness, surprise, sadness, and fear (92.5–97.5%) and for attention (97.5%)¶

Claim · All claims
Evidence · 1 study (2 entries) · design r2 · q2
Currency · newest study 2026 · not yet checked against its sources · not reviewed by a person

Subclaims¶

Reading the evidence codes

q is the design tier, i the impact, n the sample, and the kind with its r the rigour judged within that kind: what each code means.

This claim: no standardized effect is recorded in observations/ for it yet, so no benchmark reading is possible.

q2 i? Bland–Altman agreement between EATS and observer ratings ranged between 92.5% and 97.5% for happiness, surprise, sadness, and fear, and reached 97.5% for attention levels. → Emirhan Gülen 2026 q2 i? For attention levels, agreement between EATS and the observation method was calculated at 97.5%. → Emirhan Gülen 2026 (2)

Evidence¶

Emirhan Gülen 2026¶

Emirhan Gülen, Yüksel Göktaş. (2026). Facial expression recognition for investigating attention and affective states in synchronous online higher education. Educational technology research and development. https://doi.org/10.1007/s11423-026-10631-0

q2 · i? · design · r2

Bland–Altman analysis comparing EATS measurements with independent video-based evaluations by three psychological counselors of 40 students' lecture recordings. The article reports agreement rates "ranging between 92.5% and 97.5%" for the four named emotions.

"According to the Bland–Altman analysis, the differences between measurements for hap- piness, surprise, sadness, and fear were found to be quite small, with agreement rates rang- ing between 92.5% and 97.5%."

Emirhan Gülen 2026 (2)¶

q2 · i? · design · r2

Same Bland–Altman comparison for the attention measure: the article reports "agreement calculated at 97.5%" between EATS and the observation method. No effect size is printed; agreement percentages are the reported quantities.

"For attention levels, a strong overlap between the two methods was observed, with agree- ment calculated at 97.5%."

Discussion¶

Page metadata

Field	Value
`type`	`claim`
`id`	`eats-bland-altman-high-agreement-emotions-attention`
`title`	`EATS showed high agreement with expert observation for happiness, surprise, sadness, and fear (92.5–97.5%) and for attention (97.5%)`
`description`	`EATS showed high agreement with expert observation for happiness, surprise, sadness, and fear (92.5–97.5%) and for attention (97.5%)`
`status`	`review`
`evidence_strength`	`moderate`
`newest_evidence`	`2026`
`generated`	by `process:wiki-ingest` on `2026-10-29`
`trust`	unverified — no one has confirmed this page's content
`sources`	2 — `emirhan-gülen-2026`, `emirhan-gülen-2026-2`

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