[
  {
    "expression": "ts_corr(ts_delta(close, 5), ts_delta(volume, 5), 10)",
    "time_consuming": 90.78,
    "status": "success",
    "timestamp": "2025-11-25 09:51:51",
    "alpha_id": "P0draRVp"
  },
  {
    "expression": "ts_rank(ts_decay_linear(close - open, 10), 5)",
    "time_consuming": 82.31,
    "status": "success",
    "timestamp": "2025-11-25 09:53:20",
    "alpha_id": "3qZYZLMQ"
  },
  {
    "expression": "ts_rank(ts_covariance(high, volume, 10), 5)",
    "time_consuming": 79.62,
    "status": "success",
    "timestamp": "2025-11-25 09:54:46",
    "alpha_id": "d5A8Alzw"
  },
  {
    "expression": "ts_rank(ts_decay_linear(high - low, 15), 10)",
    "time_consuming": 84.54,
    "status": "success",
    "timestamp": "2025-11-25 09:57:03",
    "alpha_id": "d5A8AWmE"
  },
  {
    "expression": "group_neutralize(ts_rank(close, 10), country)",
    "time_consuming": 84.58,
    "status": "success",
    "timestamp": "2025-11-25 09:58:41",
    "alpha_id": "Grp0p530"
  }
]