{
  "id": "2609.33144",
  "title": "Beyond the Training Horizon: Mechanisms and Limits of Length Generalization in Looped Transformers",
  "authors": "Jia Liang, Xi Jin, Liangming Pan",
  "first_public": "2026-09-27",
  "added_at": "2026-10-18",
  "venue": "arXiv",
  "arxiv": "2609.33144",
  "paper_url": "https://arxiv.org/abs/2609.33144",
  "summary": "Compares how two looped-transformer training schemes solve multi-step tasks beyond their training length. Uses hidden-state interventions to identify how intermediate information moves through each model and where that process breaks down.",
  "lens": [
    "analysis",
    "recurrent"
  ],
  "representation": [
    "hidden-state"
  ],
  "computation": [
    "recurrent",
    "depth-wise"
  ],
  "training": [
    "supervised",
    "analysis-only"
  ],
  "questions": [
    "interpretability",
    "generalization",
    "limitations"
  ],
  "evidence": [
    "empirical",
    "mechanistic",
    "boundary"
  ],
  "modality": [
    "symbolic"
  ],
  "provenance": "Primary-source literature search, 2026-10-18",
  "author_names": [
    "Jia Liang",
    "Xi Jin",
    "Liangming Pan"
  ],
  "record_url": "https://latent-implicit-thinking.github.io/papers/2609.33144/",
  "legacy_record_url": "https://latent-implicit-thinking.github.io/papers/#paper-2609-33144",
  "citation_date": "2026-09-27",
  "json_url": "https://latent-implicit-thinking.github.io/papers/2609.33144/record.json",
  "markdown_url": "https://latent-implicit-thinking.github.io/papers/2609.33144/index.md",
  "bibtex_url": "https://latent-implicit-thinking.github.io/papers/2609.33144/citation.bib",
  "csl_url": "https://latent-implicit-thinking.github.io/papers/2609.33144/citation.csl.json"
}