Publications & Research on Luciano Maldonado https://luciano665.github.io/publications/ Recent content in Publications & Research on Luciano Maldonado Hugo en-US Fri, 25 Sep 2026 00:00:00 +0000 A Deep-Learning Approach for ECG-Based Cryptographic Key Generation https://luciano665.github.io/publications/ecg-key-generation/ Sun, 01 Jun 2025 00:00:00 +0000 https://luciano665.github.io/publications/ecg-key-generation/ Learning person-specific 256-bit keys from ECG signals with attention to consistency, separation, and statistical randomness. PrivDrift: Auditing User-Secret Leakage Under Topic Drift in Active LLM Conversations https://luciano665.github.io/publications/privdrift/ Fri, 25 Sep 2026 00:00:00 +0000 https://luciano665.github.io/publications/privdrift/ A benchmark for testing whether user-disclosed secrets remain recoverable after a conversation moves to unrelated topics. LLM Sycophancy and Conformal Risk Control https://luciano665.github.io/publications/conformal-sycophancy/ Wed, 01 Apr 2026 00:00:00 +0000 https://luciano665.github.io/publications/conformal-sycophancy/ Studying harmful agreement in language models and uncertainty thresholds designed to reduce sycophantic responses. Sycophancy in Medical Vision-Language Models https://luciano665.github.io/publications/medical-vlm-sycophancy/ Fri, 11 Sep 2026 00:00:00 +0000 https://luciano665.github.io/publications/medical-vlm-sycophancy/ Separating failures to perceive a medical image from agreement with a user’s spatially false premise.