{
  "model": "J1J2",
  "lattice": "square",
  "n_sites": 196,
  "boundary": "P",
  "params": {
    "J2": 0.5
  },
  "instance_id": "J1J2/square_196_P_0.5",
  "rows": [
    {
      "energy": -387.63,
      "sigma": 0.01,
      "energy_variance": 22.1,
      "dof": 196,
      "einf": 0,
      "v_score": 0.02882793821790562,
      "method": "VMC with projected BCS (Z2 spin liquid)",
      "bound_type": "variational",
      "bound_type_reason": "vmc|\\brbm\\b|\\brnn\\b|jast",
      "reference": "[code](https://github.com/varbench/methods/blob/main/scripts/J1J2/square_196_P_0.5/vmc_gutzwiller.sh)",
      "source": "varbench@2024-10-22",
      "provenance": "imported",
      "baseline": true
    },
    {
      "energy": -378.18416080380905,
      "sigma": null,
      "energy_variance": 77.23387637161066,
      "dof": 196,
      "einf": 0,
      "v_score": 0.10584180379868607,
      "method": "DMRG (bond dimension = 512)",
      "bound_type": "variational",
      "bound_type_reason": "vmc|\\brbm\\b|\\brnn\\b|jast",
      "reference": "[code](https://github.com/varbench/methods/blob/main/scripts/J1J2/square_196_P_0.5/dmrg.sh)",
      "source": "varbench@2024-10-22",
      "provenance": "imported",
      "baseline": true
    },
    {
      "energy": -369.024,
      "sigma": 0.014,
      "energy_variance": 200.584,
      "dof": 196,
      "einf": 0,
      "v_score": 0.2886975743588337,
      "method": "RBM (alpha = 1)",
      "bound_type": "variational",
      "bound_type_reason": "vmc|\\brbm\\b|\\brnn\\b|jast",
      "reference": "[code](https://github.com/varbench/methods/blob/main/scripts/J1J2/square_196_P_0.5/vmc_rbm.sh)",
      "source": "varbench@2024-10-22",
      "provenance": "imported",
      "baseline": true
    },
    {
      "energy": -370.282,
      "sigma": 0.011,
      "energy_variance": 136.877,
      "dof": 196,
      "einf": 0,
      "v_score": 0.19566869464167208,
      "method": "Jastrow baseline",
      "bound_type": "variational",
      "bound_type_reason": "vmc|\\brbm\\b|\\brnn\\b|jast",
      "reference": "[code](https://github.com/varbench/methods/blob/main/scripts/J1J2/square_196_P_0.5/vmc_jastrow.sh)",
      "source": "varbench@2024-10-22",
      "provenance": "imported",
      "baseline": true
    }
  ],
  "url": "https://qmbl.org/i/J1J2/square_196_P_0.5/",
  "per_site_divisor": 784,
  "per_site_label": "E/N (S.S)",
  "record": {
    "energy": -387.63,
    "sigma": 0.01,
    "method": "VMC with projected BCS (Z2 spin liquid)",
    "reference": "[code](https://github.com/varbench/methods/blob/main/scripts/J1J2/square_196_P_0.5/vmc_gutzwiller.sh)",
    "energy_per_site": -0.49442602040816325
  },
  "no_record_reason": null
}
