PAN@CLEF 2026 Reasoning Trajectory Detection: 1st place source detection (0.85 F1) and 3rd safety classification (0.66 F1) — feature robustness under domain shift.

PAN@CLEF 2026 Voight-Kampff AI-generated text detector: calibrated DeBERTa + LightGBM + SVM ensemble over 44 domain-portable features (0.891 ROC-AUC).

CLEF 2026 SimpleText: multi-candidate LLM simplification (SARI 47.43) + DeBERTa/LightGBM overgeneration detection (2nd place, Task 2).

Paper companion and reproducibility repository for UIT_HighDefinition at ImageCLEFmedical Caption 2026.

CLEF 2026 ELOQUENT Sensemaking — 'The PC Attractor': a CORAL+KDE ordinal-regression pipeline that collapses under domain shift (QWK 0.433 test, 0.053 PISA).