{
  "id": 1844405,
  "title": "AI’s attribution problem gets worse as models scale",
  "url": "https://urgent.news/2026/08/19/ais-attribution-problem-gets-worse-as-models-scale",
  "topic": "ai",
  "section": "AI",
  "published": "2026-08-19T01:33:42.000Z",
  "source": {
    "name": "Computerworld",
    "slug": "computerworld",
    "url": "https://www.computerworld.com/article/4211283/ais-attribution-problem-gets-worse-as-models-scale.html"
  },
  "original_language": "en",
  "account": "Diffusion models, capable of creating images without access to original data, are becoming increasingly sophisticated. Researchers from MIT's Computer Science & Artificial Intelligence Laboratory (CSAIL) conducted experiments to examine the impact of removing training datasets on the models' outputs. They found that as models scale up, individual inputs become less influential, a phenomenon referred to as \"attribution decay.\" This discovery has significant implications for intellectual property (IP) and copyright infringement concerns. The researchers suggest that understanding attribution decay could help address legal issues, model interoperability, fairness, privacy, and ethical concerns related to AI models. The MIT researchers trained various ensembles on datasets containing up to 160,000 images and observed that removing certain pieces of data didn't affect the model's output. This finding highlights the challenge of tracing model-generated content back to its original sources, potentially complicating legal questions around derivative works, fair use, and copyrightability.",
  "summary": "Diffusion models are becoming sophisticated enough that they can reproduce an image even when they don’t have access to the original. In a series of ‘what if’ scenarios, researchers associated with MIT’s Computer Science & Artificial Intelligence Laboratory (CSAIL) swapped out different training datasets to test the impact on image outputs when original image data was completely removed. It turns…",
  "key_points": [
    "Attribution decay occurs as AI models scale, making individual inputs less influential.",
    "Researchers from MIT CSAIL studied diffusion models' outputs without original training datasets.",
    "Implications include legal challenges around IP, copyright, and model interoperability."
  ],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}