Linda-Pro 1.0: a local ensemble detector of AI-generated English text

Abstract

Technical report on Linda-Pro 1.0, a local ensemble detector of AI-generated English text (stylometry + two fine-tuned DeBERTa models, windowed scoring). Reports calibration, benchmark results including weak spots (non-native essays, humanizers), and a test on generators unseen by the models. Weights (gated, CC BY-NC 4.0): https://huggingface.co/Lindarixon/Linda-Pro . Code and evaluation script: https://github.com/Lendarixon/Linda . Self-published, not peer reviewed.