[
  {
    "expression": "ts_delta(close, 5) / ts_mean(close, 20)",
    "time_consuming": 74.95,
    "status": "success",
    "timestamp": "2025-11-25 14:45:09",
    "alpha_id": "P0dqN33K"
  },
  {
    "expression": "ts_rank(volume, 10) * ts_zscore(close, 20)",
    "time_consuming": 244.84,
    "status": "success",
    "timestamp": "2025-11-25 14:49:14",
    "alpha_id": "O0EqYY7v"
  },
  {
    "expression": "ts_av_diff(close, 10) / ts_std_dev(close, 20)",
    "time_consuming": 75.72,
    "status": "success",
    "timestamp": "2025-11-25 14:50:30",
    "alpha_id": "58o3b3dJ"
  },
  {
    "expression": "group_neutralize(ts_delta(close, 3), sector)",
    "time_consuming": 77.43,
    "status": "success",
    "timestamp": "2025-11-25 14:51:47",
    "alpha_id": "1YQ19zE6"
  },
  {
    "expression": "ts_corr(close, volume, 15) * ts_delta(close, 5)",
    "time_consuming": 90.76,
    "status": "success",
    "timestamp": "2025-11-25 14:53:18",
    "alpha_id": "vR3xqYQb"
  },
  {
    "expression": "ts_scale(close, 30) * sign(ts_delta(close, 5))",
    "time_consuming": 144.64,
    "status": "success",
    "timestamp": "2025-11-25 14:55:43",
    "alpha_id": "lebkOq1A"
  },
  {
    "expression": "ts_rank(ts_delta(vwap, 5), 10) - 0.5",
    "time_consuming": 78.59,
    "status": "success",
    "timestamp": "2025-11-25 14:57:01",
    "alpha_id": "Xg5PQPea"
  },
  {
    "expression": "ts_std_dev(close, 10) / ts_mean(close, 20)",
    "time_consuming": 125.99,
    "status": "success",
    "timestamp": "2025-11-25 14:59:07",
    "alpha_id": "78E0boq1"
  },
  {
    "expression": "ts_zscore(ts_delta(close, 3), 10) * ts_rank(volume, 5)",
    "time_consuming": 79.76,
    "status": "success",
    "timestamp": "2025-11-25 15:00:27",
    "alpha_id": "omMA5kAv"
  },
  {
    "expression": "ts_decay_linear(ts_delta(close, 1), 10, dense=false)",
    "time_consuming": 69.41,
    "status": "success",
    "timestamp": "2025-11-25 15:01:37",
    "alpha_id": "9qLbLzpx"
  },
  {
    "expression": "ts_arg_max(high, 20) - ts_arg_min(low, 20)",
    "time_consuming": 115.71,
    "status": "success",
    "timestamp": "2025-11-25 15:03:32",
    "alpha_id": "d5AgAmGY"
  },
  {
    "expression": "ts_mean(close, 5) / ts_mean(close, 60) - 1",
    "time_consuming": 83.86,
    "status": "success",
    "timestamp": "2025-11-25 15:04:56",
    "alpha_id": "E5XYXG1m"
  },
  {
    "expression": "ts_rank(ts_product(close, 3), 10) * sign(ts_delta(close, 1))",
    "time_consuming": 86.07,
    "status": "success",
    "timestamp": "2025-11-25 15:06:29",
    "alpha_id": "vR3x3ZXv"
  },
  {
    "expression": "ts_covariance(close, volume, 15) / (ts_std_dev(close, 15) * ts_std_dev(volume, 15))",
    "time_consuming": 104.88,
    "status": "success",
    "timestamp": "2025-11-25 15:08:14",
    "alpha_id": "A1MYMooW"
  },
  {
    "expression": "ts_mean(ts_delta(close, 2), 10) * ts_rank(volume, 20)",
    "time_consuming": 75.19,
    "status": "success",
    "timestamp": "2025-11-25 15:09:29",
    "alpha_id": "d5AgLwGE"
  },
  {
    "expression": "ts_quantile(close, 20, driver=\"uniform\") - 0.5",
    "time_consuming": 73.63,
    "status": "success",
    "timestamp": "2025-11-25 15:10:43",
    "alpha_id": "LLAqJnPv"
  },
  {
    "expression": "ts_delta(close, 1) / ts_delta(vwap, 1) - 1",
    "time_consuming": 82.26,
    "status": "success",
    "timestamp": "2025-11-25 15:12:05",
    "alpha_id": "3qZ3L9jN"
  },
  {
    "expression": "group_scale(ts_delta(close, 5), sector)",
    "time_consuming": 80.72,
    "status": "success",
    "timestamp": "2025-11-25 15:13:26",
    "alpha_id": "KPjYoo68"
  },
  {
    "expression": "ts_rank(ts_delta(ts_mean(close, 3), 1), 10) * sign(ts_delta(volume, 3))",
    "time_consuming": 74.11,
    "status": "success",
    "timestamp": "2025-11-25 15:14:40",
    "alpha_id": "P0dq9kOE"
  }
]