Research-Stack/shared-data/examples/famm_hessian_receipt_config.example.json
2026-05-16 13:17:24 -05:00

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{
"seed": 0,
"operator": {
"kind": "diagonal",
"dtype": "float64",
"device": "cpu",
"diagonal": [
12.0,
7.5,
3.0,
0.000001,
0.0,
-0.25,
-1.5,
2.0
]
},
"lanczos": {
"k": 5,
"max_iter": 8,
"tol": 1e-8,
"which": "LM"
},
"trace": {
"enabled": true,
"num_matvecs": 12,
"method": "hutch++"
},
"spectral_density": {
"enabled": true,
"num_runs": 2,
"lanczos_steps": 8,
"num_grid_points": 128
},
"route_thresholds": {
"lambda_max": 10.0,
"negative_eigenvalue_tol": -1e-6,
"flat_abs_tol": 1e-5,
"flat_ratio_min": 0.3,
"trace_max": 50.0
}
}