[
  {
    "id": "baseline_relu",
    "inputs": [0.5, 0.3, 0.8],
    "weights": [0.2, -0.4, 0.7],
    "bias": 0.1,
    "activation": "relu",
    "expected_output": 0.64
  },
  {
    "id": "negative_relu",
    "inputs": [1.0, 2.0, -1.0],
    "weights": [-0.5, -0.2, 0.1],
    "bias": -0.3,
    "activation": "relu",
    "expected_output": 0.0
  },
  {
    "id": "binary_sigmoid",
    "inputs": [2.0, -1.0],
    "weights": [0.8, 0.4],
    "bias": -0.2,
    "activation": "sigmoid",
    "expected_output": 0.7310585786
  },
  {
    "id": "linear_score",
    "inputs": [0.2, 0.4, 0.6, 0.8],
    "weights": [1.0, 0.5, -0.5, 0.25],
    "bias": 0.05,
    "activation": "linear",
    "expected_output": 0.35
  },
  {
    "id": "invalid_dimension",
    "expected_valid": false,
    "inputs": [0.5, 0.3, 0.8],
    "weights": [0.2, -0.4],
    "bias": 0.1,
    "activation": "relu",
    "expected_output": null
  }
]