3 citations · 4 across the 9 of their papers we have counts for
3 papers · 1 filter
A Shared Latent for Partially-Labeled Multi-Task Facial Affect Recognition
Hong Hai Nguyen, Sy Phan Van, Soo-Hyung Kim +1
Facial affect in the wild is naturally multi-task: valence-arousal, discrete expressions, and facial action units describe the same face. Yet real corpora annotate these tasks only…
Faithful Action-unit Causal Reasoning for Counterfactually Faithful Emotion Explanations
Van Thong Huynh, Hong Hai Nguyen, Thuy Pham +2
Multimodal models can name the action units (AUs) behind a facial emotion, but their AU->emotion rationales are typically plausible rather than faithful: nothing forces the AUs a m…
The Circumplex Degeneracy Behind the Rare-Class Limit in Affect Recognition
Van Thong Huynh, Hong Hai Nguyen, Soo-Hyung Kim
In-the-wild expression recognition persistently fails on a few rare emotions, and the standard explanation is class imbalance. Through a controlled multi-task study on two benchmar…