PPL
Dongxin Guo
Papers (9)
Model Collapse as Cultural EvolutionDo Language Models Know What Not to Say? Causal Evidence for Statistical Preemption in LLMsSparse Autoencoders Map Brain-LLM Alignment onto Cortical Semantic TopographyBrain-LLM Alignment Tracks Training Data, Not TypologyThe Deterministic Horizon: Impossibility Results as Design Specifications for Trustworthy AI SystemsParameter-Efficient Neuroevolution for Diverse LLM Generation: Quality-Diversity Optimization via Prompt Embedding EvolutionEvoPref: Multi-Objective Evolutionary Optimization Discovers Diverse LLM Alignments Beyond Gradient DescentBias by Necessity: Impossibility Theorems for Sequential Processing with Convergent AI and Human ValidationWhen Can Human-AI Teams Outperform Individuals? Tight Bounds with Impossibility Guarantees