ALIGNING LANGUAGE MODELS FOR LYRIC-TO-MELODY GENERATION WITH RULE-BASED MUSICAL CONSTRAINTS
Large Language Models (LLMs) show promise in lyric-to-melody generation, but models trained with Supervised Fine-Tuning (SFT) often produce musically implausible melodies with issues like poor rhythm and unsuitable vocal ranges, a phenomenon we term "constraint violation". To address this, we propos…