{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003137},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002692","498:4980003324","498:4980002888","498:4980003087","498:4980002397","498:4980002236","498:4980002393","498:4980003386","498:4980002322","498:4980001900","498:4980002826","498:4980001333","498:4980002624","498:4980002137","498:4980003505","500:5000007763","498:4980003005","498:4980003203","498:4980004754","498:4980002620","498:4980002234","498:4980001976","498:4980003064","498:4980001797","498:4980000665"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,500,498,498,498,498,498,498,498,498,498],"twin_sims":[0.7862163028782448,0.7183048230765655,0.6366605664277828,0.6326795446189866,0.6299716363408548,0.6225685891007542,0.614902211939313,0.6096064478720067,0.5925806535356178,0.5881169461227735,0.5866355347889153,0.5753658716294207,0.567236474346256,0.5651422479702051,0.5484707622156099,0.5430552478596263,0.5110667003648762,0.501411665974539,0.49729251750289044,0.49185410515274564,0.4904116932159719,0.48845757458000344,0.4835568397015681,0.4792758986453339,0.473444487863927],"twin_dists":[0.09007773303321329,0.10564812665206853,0.12341748162807482,0.12427179745329185,0.12485261886208987,0.1264395301847251,0.12808179912065035,0.12921587288131653,0.13286208180946646,0.13381856050179045,0.1341360840337078,0.13655351463018023,0.1383000479599145,0.1387504301408166,0.14234401477784908,0.1435150364202849,0.1504813453219616,0.15260421665590096,0.15351327671070103,0.15471678345866843,0.15503663774066195,0.1554704112534449,0.15656060103446903,0.15751573377124356,0.1588212171892179],"n_dims_used":44,"mean_confidence":0.9252211830832742},"coverage":{"mean_confidence":0.9252211830832742,"n_dims_used":44,"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}}