{
  "schema_version": "1.0",
  "model": {
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    "model_name": "MLPerf Tiny Deep AutoEncoder (ToyCar)",
    "task": "anomaly_detection",
    "architecture_family": "Dense AutoEncoder",
    "source_framework": "TensorFlow/Keras and TensorFlow Lite",
    "source_repository": "https://github.com/mlcommons/tiny/tree/4addd0fa08d216e20637637874e084895f289da4/benchmark/training/anomaly_detection",
    "license": "MIT",
    "public_quantized_available": true,
    "paired_fp32_available": true,
    "pair_compatibility": "VERIFIED",
    "dataset": "DCASE 2020 Task 2 ToyCar",
    "metric": "AUC and partial AUC from reconstruction error",
    "input_shape": [
      1,
      640
    ],
    "output_shape": [
      1,
      640
    ],
    "preprocessing": "Upstream MLPerf Tiny DCASE pipeline: 640-element normalized log-mel feature vector",
    "label_space": "640-element reconstructed feature vector; anomaly score is computed outside the network",
    "eligibility": "ELIGIBLE",
    "priority": "P0",
    "random_seed": 20260806
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      "source_url": "https://raw.githubusercontent.com/mlcommons/tiny/4addd0fa08d216e20637637874e084895f289da4/benchmark/training/anomaly_detection/trained_models/ad01_fp32.tflite",
      "local_path": "{model_dir}/source/fp32/ad01_fp32.tflite",
      "format": "TFLite",
      "version": "git:4addd0fa08d216e20637637874e084895f289da4",
      "sha256": "c66636f4d7f8af8b10518e7be750a22c9d8d46ec97326b40b0d94c097e0aad9b",
      "license": "MIT"
    },
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      "source_url": "https://raw.githubusercontent.com/mlcommons/tiny/4addd0fa08d216e20637637874e084895f289da4/benchmark/training/anomaly_detection/trained_models/ad01_int8.tflite",
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      "format": "TFLite",
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      "license": "MIT"
    }
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      "stage": "source_acquisition",
      "variant": "fp32",
      "command": [
        "{python}",
        "{repo_root}/scripts/stages/fetch_artifact.py",
        "--url",
        "https://raw.githubusercontent.com/mlcommons/tiny/4addd0fa08d216e20637637874e084895f289da4/benchmark/training/anomaly_detection/trained_models/ad01_fp32.tflite",
        "--output",
        "{model_dir}/source/fp32/ad01_fp32.tflite",
        "--sha256",
        "c66636f4d7f8af8b10518e7be750a22c9d8d46ec97326b40b0d94c097e0aad9b",
        "--metadata",
        "{model_dir}/source/fp32/download_metadata.json"
      ],
      "inputs": [],
      "outputs": [
        "{model_dir}/source/fp32/ad01_fp32.tflite",
        "{model_dir}/source/fp32/download_metadata.json"
      ],
      "requires": [],
      "timeout_sec": 180,
      "failure_code_on_error": "FAIL_SOURCE",
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      "options": {
        "immutable_download": true,
        "tls": "1.2+"
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      "patch": null
    },
    {
      "id": "validate_fp32",
      "stage": "baseline_inference",
      "variant": "fp32",
      "command": [
        "{python}",
        "{repo_root}/scripts/stages/inspect_tflite.py",
        "--model",
        "{model_dir}/source/fp32/ad01_fp32.tflite",
        "--report",
        "{model_dir}/baseline/fp32_validation.json",
        "--seed",
        "20260806",
        "--threads",
        "1"
      ],
      "inputs": [
        "{model_dir}/source/fp32/ad01_fp32.tflite"
      ],
      "outputs": [
        "{model_dir}/baseline/fp32_validation.json"
      ],
      "requires": [
        "acquire_fp32"
      ],
      "timeout_sec": 120,
      "failure_code_on_error": "FAIL_BASELINE",
      "validation_report": "{model_dir}/baseline/fp32_validation.json",
      "options": {
        "runtime": "ai-edge-litert",
        "threads": 1,
        "batch_size": 1
      },
      "patch": null
    },
    {
      "id": "acquire_quantized",
      "stage": "public_quantized_acquisition",
      "variant": "public_quantized",
      "command": [
        "{python}",
        "{repo_root}/scripts/stages/fetch_artifact.py",
        "--url",
        "https://raw.githubusercontent.com/mlcommons/tiny/4addd0fa08d216e20637637874e084895f289da4/benchmark/training/anomaly_detection/trained_models/ad01_int8.tflite",
        "--output",
        "{model_dir}/source/quantized/ad01_int8.tflite",
        "--sha256",
        "87cf24194ef93d1d9b11a591d805526b98008e351655d29883c825c9c106ba24",
        "--metadata",
        "{model_dir}/source/quantized/download_metadata.json"
      ],
      "inputs": [],
      "outputs": [
        "{model_dir}/source/quantized/ad01_int8.tflite",
        "{model_dir}/source/quantized/download_metadata.json"
      ],
      "requires": [],
      "timeout_sec": 180,
      "failure_code_on_error": "FAIL_PUBLIC_QUANTIZED_ARTIFACT",
      "validation_report": "{model_dir}/source/quantized/download_metadata.json",
      "options": {
        "immutable_download": true,
        "tls": "1.2+"
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      "patch": null
    },
    {
      "id": "validate_quantized",
      "stage": "public_quantized_inference",
      "variant": "public_quantized",
      "command": [
        "{python}",
        "{repo_root}/scripts/stages/inspect_tflite.py",
        "--model",
        "{model_dir}/source/quantized/ad01_int8.tflite",
        "--report",
        "{model_dir}/baseline/public_quantized_validation.json",
        "--seed",
        "20260806",
        "--threads",
        "1"
      ],
      "inputs": [
        "{model_dir}/source/quantized/ad01_int8.tflite"
      ],
      "outputs": [
        "{model_dir}/baseline/public_quantized_validation.json"
      ],
      "requires": [
        "acquire_quantized"
      ],
      "timeout_sec": 120,
      "failure_code_on_error": "FAIL_PUBLIC_QUANTIZED_LOAD",
      "validation_report": "{model_dir}/baseline/public_quantized_validation.json",
      "options": {
        "runtime": "ai-edge-litert",
        "threads": 1,
        "batch_size": 1
      },
      "patch": null
    },
    {
      "id": "validate_pair",
      "stage": "baseline_pair_compatibility",
      "variant": "pair",
      "artifact_id": "AD01-mlcommons-4addd0f-pair",
      "command": [
        "{python}",
        "{repo_root}/scripts/stages/compare_tflite_pair.py",
        "--fp32-report",
        "{model_dir}/baseline/fp32_validation.json",
        "--quantized-report",
        "{model_dir}/baseline/public_quantized_validation.json",
        "--report",
        "{model_dir}/baseline/pair_compatibility.json",
        "--preprocessing-evidence",
        "same upstream MLPerf Tiny DCASE ToyCar feature pipeline",
        "--label-space-evidence",
        "same 640-element reconstruction target and external anomaly scoring",
        "--dataset-evidence",
        "same DCASE 2020 Task 2 ToyCar trained-model release"
      ],
      "inputs": [
        "{model_dir}/baseline/fp32_validation.json",
        "{model_dir}/baseline/public_quantized_validation.json"
      ],
      "outputs": [
        "{model_dir}/baseline/pair_compatibility.json"
      ],
      "requires": [
        "validate_fp32",
        "validate_quantized"
      ],
      "timeout_sec": 60,
      "failure_code_on_error": "FAIL_BASELINE_PAIR_MISMATCH",
      "validation_report": "{model_dir}/baseline/pair_compatibility.json",
      "options": {
        "compare_operator_sequence": true,
        "compare_io_shapes": true
      },
      "patch": null
    },
    {
      "id": "convert_fp32_onnx",
      "stage": "tflite_to_onnx_conversion",
      "variant": "fp32",
      "command": [
        "{python}",
        "{repo_root}/scripts/stages/convert_tflite_to_onnx.py",
        "--converter-python",
        "{repo_root}/environment/converters/tf2onnx/.venv/bin/python",
        "--input",
        "{model_dir}/source/fp32/ad01_fp32.tflite",
        "--output",
        "{model_dir}/onnx/fp32/model_fp32.onnx",
        "--report",
        "{model_dir}/onnx/fp32/onnx_conversion.json",
        "--tool-versions",
        "{repo_root}/environment/converters/tf2onnx/tool_versions.json",
        "--opset",
        "16"
      ],
      "inputs": [
        "{model_dir}/source/fp32/ad01_fp32.tflite",
        "{repo_root}/environment/converters/tf2onnx/tool_versions.json"
      ],
      "outputs": [
        "{model_dir}/onnx/fp32/model_fp32.onnx",
        "{model_dir}/onnx/fp32/onnx_conversion.json"
      ],
      "requires": [
        "validate_fp32"
      ],
      "timeout_sec": 300,
      "failure_code_on_error": "FAIL_EXPORT",
      "validation_report": "{model_dir}/onnx/fp32/onnx_conversion.json",
      "options": {
        "converter": "tf2onnx 1.17.0",
        "tensorflow": "2.20.0",
        "opset": 16,
        "dequantize": false,
        "dynamic_axes": false
      },
      "patch": null
    },
    {
      "id": "validate_fp32_onnx",
      "stage": "onnx_checker_shape_inference_runtime",
      "variant": "fp32",
      "command": [
        "{python}",
        "{repo_root}/scripts/stages/inspect_onnx.py",
        "--model",
        "{model_dir}/onnx/fp32/model_fp32.onnx",
        "--report",
        "{model_dir}/onnx/fp32/onnx_check.json",
        "--inferred-model",
        "{model_dir}/onnx/fp32/model_fp32.inferred.onnx",
        "--seed",
        "20260806",
        "--threads",
        "1"
      ],
      "inputs": [
        "{model_dir}/onnx/fp32/model_fp32.onnx"
      ],
      "outputs": [
        "{model_dir}/onnx/fp32/onnx_check.json",
        "{model_dir}/onnx/fp32/model_fp32.inferred.onnx"
      ],
      "requires": [
        "convert_fp32_onnx"
      ],
      "timeout_sec": 120,
      "failure_code_on_error": "FAIL_RUNTIME",
      "validation_report": "{model_dir}/onnx/fp32/onnx_check.json",
      "options": {
        "checker": true,
        "shape_inference": true,
        "runtime": "onnxruntime 1.22.1",
        "threads": 1
      },
      "patch": null
    },
    {
      "id": "compare_fp32_onnx",
      "stage": "tflite_onnx_numerical_comparison",
      "variant": "fp32",
      "command": [
        "{python}",
        "{repo_root}/scripts/stages/compare_tflite_onnx.py",
        "--tflite",
        "{model_dir}/source/fp32/ad01_fp32.tflite",
        "--onnx",
        "{model_dir}/onnx/fp32/model_fp32.onnx",
        "--report",
        "{model_dir}/onnx/fp32/onnx_output_compare.json",
        "--seed",
        "20260806",
        "--threads",
        "1",
        "--atol",
        "0.00001",
        "--rtol",
        "0.00001"
      ],
      "inputs": [
        "{model_dir}/source/fp32/ad01_fp32.tflite",
        "{model_dir}/onnx/fp32/model_fp32.onnx"
      ],
      "outputs": [
        "{model_dir}/onnx/fp32/onnx_output_compare.json"
      ],
      "requires": [
        "validate_fp32_onnx"
      ],
      "timeout_sec": 120,
      "failure_code_on_error": "FAIL_NUMERICAL_MISMATCH",
      "validation_report": "{model_dir}/onnx/fp32/onnx_output_compare.json",
      "options": {
        "seed": 20260806,
        "threads": 1,
        "atol": 1e-05,
        "rtol": 1e-05
      },
      "patch": null
    },
    {
      "id": "convert_quantized_onnx",
      "stage": "tflite_to_onnx_conversion",
      "variant": "public_quantized",
      "command": [
        "{python}",
        "{repo_root}/scripts/stages/convert_tflite_to_onnx.py",
        "--converter-python",
        "{repo_root}/environment/converters/tf2onnx/.venv/bin/python",
        "--input",
        "{model_dir}/source/quantized/ad01_int8.tflite",
        "--output",
        "{model_dir}/onnx/quantized/model_quantized.onnx",
        "--report",
        "{model_dir}/onnx/quantized/onnx_conversion.json",
        "--tool-versions",
        "{repo_root}/environment/converters/tf2onnx/tool_versions.json",
        "--opset",
        "16"
      ],
      "inputs": [
        "{model_dir}/source/quantized/ad01_int8.tflite",
        "{repo_root}/environment/converters/tf2onnx/tool_versions.json"
      ],
      "outputs": [
        "{model_dir}/onnx/quantized/model_quantized.onnx",
        "{model_dir}/onnx/quantized/onnx_conversion.json"
      ],
      "requires": [
        "validate_quantized"
      ],
      "timeout_sec": 300,
      "failure_code_on_error": "FAIL_EXPORT",
      "validation_report": "{model_dir}/onnx/quantized/onnx_conversion.json",
      "options": {
        "converter": "tf2onnx 1.17.0",
        "tensorflow": "2.20.0",
        "opset": 16,
        "dequantize": false,
        "dynamic_axes": false
      },
      "patch": null
    },
    {
      "id": "validate_quantized_onnx",
      "stage": "onnx_checker_shape_inference_runtime",
      "variant": "public_quantized",
      "command": [
        "{python}",
        "{repo_root}/scripts/stages/inspect_onnx.py",
        "--model",
        "{model_dir}/onnx/quantized/model_quantized.onnx",
        "--report",
        "{model_dir}/onnx/quantized/onnx_check.json",
        "--inferred-model",
        "{model_dir}/onnx/quantized/model_quantized.inferred.onnx",
        "--seed",
        "20260806",
        "--threads",
        "1"
      ],
      "inputs": [
        "{model_dir}/onnx/quantized/model_quantized.onnx"
      ],
      "outputs": [
        "{model_dir}/onnx/quantized/onnx_check.json",
        "{model_dir}/onnx/quantized/model_quantized.inferred.onnx"
      ],
      "requires": [
        "convert_quantized_onnx"
      ],
      "timeout_sec": 120,
      "failure_code_on_error": "FAIL_RUNTIME",
      "validation_report": "{model_dir}/onnx/quantized/onnx_check.json",
      "options": {
        "checker": true,
        "shape_inference": true,
        "runtime": "onnxruntime 1.22.1",
        "threads": 1
      },
      "patch": null
    },
    {
      "id": "compare_quantized_onnx",
      "stage": "tflite_onnx_numerical_comparison",
      "variant": "public_quantized",
      "command": [
        "{python}",
        "{repo_root}/scripts/stages/compare_tflite_onnx.py",
        "--tflite",
        "{model_dir}/source/quantized/ad01_int8.tflite",
        "--onnx",
        "{model_dir}/onnx/quantized/model_quantized.onnx",
        "--report",
        "{model_dir}/onnx/quantized/onnx_output_compare.json",
        "--seed",
        "20260806",
        "--threads",
        "1",
        "--atol",
        "0",
        "--rtol",
        "0"
      ],
      "inputs": [
        "{model_dir}/source/quantized/ad01_int8.tflite",
        "{model_dir}/onnx/quantized/model_quantized.onnx"
      ],
      "outputs": [
        "{model_dir}/onnx/quantized/onnx_output_compare.json"
      ],
      "requires": [
        "validate_quantized_onnx"
      ],
      "timeout_sec": 120,
      "failure_code_on_error": "FAIL_NUMERICAL_MISMATCH",
      "validation_report": "{model_dir}/onnx/quantized/onnx_output_compare.json",
      "options": {
        "seed": 20260806,
        "threads": 1,
        "atol": 0.0,
        "rtol": 0.0,
        "comparison": "raw_integer"
      },
      "patch": null
    },
    {
      "id": "inspect_quantized_onnx_preservation",
      "stage": "onnx_quantization_preservation",
      "variant": "public_quantized",
      "command": [
        "{python}",
        "{repo_root}/scripts/stages/inspect_onnx_quantization.py",
        "--onnx-check",
        "{model_dir}/onnx/quantized/onnx_check.json",
        "--report",
        "{model_dir}/onnx/quantized/onnx_quantization_inspection.json"
      ],
      "inputs": [
        "{model_dir}/onnx/quantized/onnx_check.json"
      ],
      "outputs": [
        "{model_dir}/onnx/quantized/onnx_quantization_inspection.json"
      ],
      "requires": [
        "validate_quantized_onnx"
      ],
      "timeout_sec": 60,
      "failure_code_on_error": "FAIL_QUANTIZATION_PRESERVATION",
      "validation_report": "{model_dir}/onnx/quantized/onnx_quantization_inspection.json",
      "options": {
        "allowed_representations": [
          "QDQ",
          "QOPERATOR",
          "QUANTIZED_TENSOR"
        ],
        "float_fallback_is_failure": true
      },
      "patch": null
    }
  ]
}