{
  "article_slug": "retrieval-training-exposure",
  "figures": [
    {
      "id": "recall-utilization",
      "title": "Recall and conditional utilization jointly determine accuracy",
      "kind": "analytical_curve",
      "x_label": "Evidence recall r",
      "y_label": "Constructed answer accuracy",
      "x": {
        "name": "Evidence recall r",
        "values": [
          0.0,
          0.1,
          0.2,
          0.3,
          0.4,
          0.5,
          0.6,
          0.7,
          0.8,
          0.9,
          1.0
        ]
      },
      "series": [
        {
          "name": "Fixed u=0.85",
          "values": [
            0.2,
            0.265,
            0.33000000000000007,
            0.395,
            0.46,
            0.525,
            0.5900000000000001,
            0.655,
            0.7200000000000001,
            0.785,
            0.85
          ]
        },
        {
          "name": "u=0.9-0.65r",
          "values": [
            0.2,
            0.2635,
            0.31400000000000006,
            0.35150000000000003,
            0.376,
            0.38749999999999996,
            0.386,
            0.3715,
            0.34400000000000003,
            0.3035,
            0.25
          ]
        }
      ],
      "caption": "Author-constructed probability tree with absent-evidence success b=0.2. Declining utilization is a chosen counterexample, not measured RAG performance."
    },
    {
      "id": "retrieval-gradient",
      "title": "Likelihood rewards predictive utility",
      "kind": "analytical_curve",
      "x_label": "Retriever probability pi",
      "y_label": "d log likelihood / d retrieval logit",
      "x": {
        "name": "Retriever probability pi",
        "values": [
          0.05,
          0.1,
          0.2,
          0.35,
          0.5,
          0.65,
          0.8,
          0.9,
          0.95
        ]
      },
      "series": [
        {
          "name": "g1=0.8, g2=0.2",
          "values": [
            0.12391304347826089,
            0.20769230769230773,
            0.30000000000000004,
            0.3329268292682927,
            0.30000000000000004,
            0.23135593220338985,
            0.14117647058823526,
            0.07297297297297296,
            0.037012987012987046
          ]
        },
        {
          "name": "g1=0.2, g2=0.8",
          "values": [
            -0.03701298701298702,
            -0.07297297297297298,
            -0.1411764705882353,
            -0.23135593220338985,
            -0.30000000000000004,
            -0.3329268292682927,
            -0.3,
            -0.20769230769230768,
            -0.12391304347826097
          ]
        }
      ],
      "caption": "Exact two-document mixture for one target answer. g1 and g2 are chosen conditional likelihoods; usefulness does not certify source truth."
    }
  ]
}