This report synthesises findings from 8 peer-reviewed papers addressing the following research question: Does the robustness of simple graph contrastive learning models degrade faster than complex architectures under varying degrees of multimodal data sparsity. In the last few years, the deep learning (DL) computing paradigm has been deemed the Gold Standard in the machine learning (ML) community. Moreover, it has gradually become the most widely used computational approach in the field of ML, thus achieving outstanding results on. 8 claims were extracted from source literature; 8 were independently verified against retrieved documents. An automated multi-reviewer quality assessment produced a score of 8.5/10. This report is a machine-generated literature synthesis and does not constitute original research.Research goal: Does the robustness of simple graph contrastive learning models degrade faster than complex architectures under varying degrees of multimodal data sparsity?Autonomous literature synthesis. Automated review score: 8.5/10. Full text and citation available at Assignee Research.