{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003988},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002897","490:4900003035","490:4900004135","490:4900004410","490:4900001414","490:4900004131","490:4900004138","490:4900001411","490:4900004269","490:4900001689","490:4900001822","490:4900004818","490:4900003848","490:4900004547","490:4900001832","490:4900002612","490:4900001556","490:4900001669","490:4900003185","490:4900001540","490:4900005765","490:4900004265","490:4900003179","490:4900004830","490:4900005360"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6108902416369301,0.5464049977320449,0.5252972593174318,0.47276786871838733,0.4630023255142854,0.46037679262698905,0.4563003344828844,0.4440219406787558,0.43314217905452007,0.4115676841400478,0.40522977964939544,0.377248831843315,0.3763329443776477,0.37391199056724655,0.3737400545107869,0.37326020816472594,0.36757090572992324,0.3670015388221304,0.3638771097376329,0.3603418187793023,0.3596415618417707,0.35264699979829145,0.34930991059906874,0.3456951995117922,0.344551548651889],"twin_dists":[0.12894096773969746,0.1427904664202425,0.14737074664338404,0.15897303313493172,0.16117242846299157,0.16176648241772204,0.1626912211513934,0.16549509009917868,0.1680045089804885,0.17305811163110965,0.17456416413087267,0.18134592617279907,0.18157187565677685,0.18217042342387263,0.18221300448795125,0.18233189252530246,0.18374729837325912,0.18388954642578603,0.18467212069164482,0.18556171157145201,0.18573844456636907,0.1875135496329988,0.18836688274735283,0.18929604773000197,0.18959109208366154],"n_dims_used":45,"mean_confidence":0.9226938035753038},"coverage":{"mean_confidence":0.9226938035753038,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}