{
  "model": "occupancy-based, near-fit-free: bus occupancy = beats == nwords (exact); compute II=1 (exact); FIR serializes load+store on the shared gmem bundle (VCD <10% overlap; bundle is full-duplex per duplex_toy -> ~2x headroom), so read+write occupancy ADD; single residual beta = m_axi sustained cyc/beat (period vs occupancy); end-to-end period/latency EMERGENT, validated not fitted.",
  "T": 8,
  "clk_ns": 10.0,
  "njobs": 3,
  "holdout": [
    2,
    96
  ],
  "model_params": {
    "bus_beat_cyc": 1.4373,
    "bus_job_cyc": 20.28,
    "compute_beat_cyc": 1.0,
    "pipe_fill_cyc": 88.5
  },
  "occupancy_deterministic": true,
  "validation": {
    "per_point": [
      {
        "point": [
          1,
          16
        ],
        "held_out": false,
        "occupancy": 33,
        "period": {
          "sim": 67.7,
          "cosim": 95.0,
          "rel_err": 0.2873
        },
        "latency": {
          "sim": 172.2,
          "cosim": 193.5,
          "rel_err": 0.11
        }
      },
      {
        "point": [
          1,
          32
        ],
        "held_out": false,
        "occupancy": 65,
        "period": {
          "sim": 113.7,
          "cosim": 127.0,
          "rel_err": 0.1047
        },
        "latency": {
          "sim": 234.2,
          "cosim": 257.5,
          "rel_err": 0.0905
        }
      },
      {
        "point": [
          1,
          64
        ],
        "held_out": false,
        "occupancy": 129,
        "period": {
          "sim": 205.7,
          "cosim": 191.0,
          "rel_err": 0.0769
        },
        "latency": {
          "sim": 358.2,
          "cosim": 385.5,
          "rel_err": 0.0708
        }
      },
      {
        "point": [
          1,
          128
        ],
        "held_out": false,
        "occupancy": 257,
        "period": {
          "sim": 389.7,
          "cosim": 383.0,
          "rel_err": 0.0174
        },
        "latency": {
          "sim": 606.2,
          "cosim": 641.5,
          "rel_err": 0.0551
        }
      },
      {
        "point": [
          1,
          256
        ],
        "held_out": false,
        "occupancy": 513,
        "period": {
          "sim": 757.6,
          "cosim": 766.0,
          "rel_err": 0.0109
        },
        "latency": {
          "sim": 1102.1,
          "cosim": 1153.5,
          "rel_err": 0.0445
        }
      },
      {
        "point": [
          4,
          16
        ],
        "held_out": false,
        "occupancy": 108,
        "period": {
          "sim": 175.5,
          "cosim": 191.0,
          "rel_err": 0.0811
        },
        "latency": {
          "sim": 328.0,
          "cosim": 343.5,
          "rel_err": 0.0451
        }
      },
      {
        "point": [
          4,
          32
        ],
        "held_out": false,
        "occupancy": 236,
        "period": {
          "sim": 359.5,
          "cosim": 320.0,
          "rel_err": 0.1234
        },
        "latency": {
          "sim": 576.0,
          "cosim": 599.5,
          "rel_err": 0.0392
        }
      },
      {
        "point": [
          4,
          64
        ],
        "held_out": false,
        "occupancy": 492,
        "period": {
          "sim": 727.4,
          "cosim": 704.0,
          "rel_err": 0.0333
        },
        "latency": {
          "sim": 1071.9,
          "cosim": 1111.5,
          "rel_err": 0.0356
        }
      },
      {
        "point": [
          4,
          128
        ],
        "held_out": false,
        "occupancy": 1004,
        "period": {
          "sim": 1463.3,
          "cosim": 1486.0,
          "rel_err": 0.0153
        },
        "latency": {
          "sim": 2063.8,
          "cosim": 2158.5,
          "rel_err": 0.0439
        }
      },
      {
        "point": [
          4,
          256
        ],
        "held_out": false,
        "occupancy": 2028,
        "period": {
          "sim": 2935.1,
          "cosim": 2932.0,
          "rel_err": 0.0011
        },
        "latency": {
          "sim": 4047.6,
          "cosim": 3715.5,
          "rel_err": 0.0894
        }
      },
      {
        "point": [
          2,
          96
        ],
        "held_out": true,
        "occupancy": 378,
        "period": {
          "sim": 563.6,
          "cosim": 499.0,
          "rel_err": 0.1294
        },
        "latency": {
          "sim": 844.1,
          "cosim": 883.5,
          "rel_err": 0.0446
        }
      }
    ],
    "holdout": {
      "point": [
        2,
        96
      ],
      "held_out": true,
      "occupancy": 378,
      "period": {
        "sim": 563.6,
        "cosim": 499.0,
        "rel_err": 0.1294
      },
      "latency": {
        "sim": 844.1,
        "cosim": 883.5,
        "rel_err": 0.0446
      }
    },
    "worst_period_rel_err": 0.2873,
    "worst_latency_rel_err": 0.11,
    "worst_period_rel_err_amortized": 0.1294,
    "worst_latency_rel_err_amortized": 0.0894
  }
}