This report synthesises findings from 15 peer-reviewed papers addressing the following research question: Do contrastive learning frameworks such as LightGCL and SimGCL demonstrate improved robustness to noisy data when evaluated using recall@k and NDCG@k metrics on corrupted recommendation datasets. Multilayer neural networks trained with the back-propagation algorithm constitute the best example of a successful gradient based learning technique. Given an appropriate network architecture, gradient-based learning algorithms can be used to synthesize a complex decision. 9 claims were extracted from source literature; 9 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: Do contrastive learning frameworks such as LightGCL and SimGCL demonstrate improved robustness to noisy data when evaluated using recall@k and NDCG@k metrics on corrupted recommendation datasets?Autonomous literature synthesis. Automated review score: 8.5/10. Full text and citation available at Assignee Research.