{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003710},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003369","480:4800003224","480:4800003260","480:4800003309","480:4800003177","480:4800002973","480:4800003409","480:4800002914","480:4800003168","480:4800002780","480:4800003266","480:4800003217","480:4800003129","480:4800002933","480:4800003366","480:4800002793","480:4800003779","480:4800003263","480:4800002785","480:4800003007","480:4800003126","480:4800003521","480:4800002972","480:4800003464","480:4800003176"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6511081693275289,0.6510946161098901,0.609603788812026,0.5835775554030233,0.5568359809038191,0.5378556552875815,0.5179388548195232,0.5028298739860062,0.4933274528364219,0.4931819102461222,0.4759580546268985,0.47478042066609794,0.47403121895945394,0.4546029811460853,0.45398705267042255,0.4346162379386596,0.43306596645627515,0.4286789414639786,0.4242369814879003,0.420820021162871,0.41774270217969284,0.41338970816297954,0.4078510959954957,0.39622867047339133,0.3923200531487915],"twin_dists":[0.12031166104234754,0.12031457933263942,0.1292164422720551,0.13479168957744955,0.1405389045376425,0.14464135744227324,0.14897663311379253,0.15229171084204615,0.15439035505308454,0.15442258807925413,0.1582578635002175,0.1585216788315214,0.15868962800423447,0.16307714290091083,0.16321731460958258,0.16766306873935508,0.16802217498849858,0.16904121499388713,0.17007737881939664,0.17087752077982246,0.17160048019238067,0.17262703920329756,0.17394001713472437,0.17672131620005999,0.1776650052358241],"n_dims_used":43,"mean_confidence":0.9219826986623365},"coverage":{"mean_confidence":0.9219826986623365,"n_dims_used":43,"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}}