Author

Saeid Firouzi Daghigh

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Preprint Sep 2026

Evidence Before Accuracy: A MRI-PET Fusion Network for Alzheimer Disease Classification with Causal Regional Validation

Deep learning models for Alzheimer disease (AD) classification routinely report near-perfect discrimination, yet few are shown to rest on AD-relevant neurobiology rather than on dataset artifacts, subject-level leakage, or non-brain image content. We present a fusion network combining T1 MRI and FDG PET across axial, c...

Saeid Firouzi Daghigh, S. Ayat · 0 citations

Preprint Sep 2026

HPMD: A Historical Persian Manuscript Dataset for Word Spotting with Line-Level Annotation

This paper introduces a new dataset of 223 pages, 3,678 lines, 37,631 words, and 130,630 characters, collected from diverse historical Persian books of poetry and prose and annotated at the region, line, and text level and proposes a baseline that is trained only with line-level annotations but returns word-level locat...

Saeid Firouzi Daghigh, M. I. Mobarakeh · 0 citations