{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000478},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001003","480:4800000513","480:4800000663","480:4800000381","480:4800001038","480:4800000729","480:4800000662","480:4800000660","480:4800001084","480:4800000802","480:4800000372","480:4800000374","480:4800000653","480:4800000352","480:4800001035","480:4800001010","480:4800000886","480:4800000584","480:4800000648","480:4800000438","480:4800000688","480:4800001044","480:4800000733","480:4800000406","480:4800000446"],"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":[0.4598049312343983,0.41291227820306076,0.3232357562857565,0.275420746923189,0.2735819454057286,0.26274324201974136,0.25667479339144816,0.2454470783190923,0.2097986602192945,0.20447508051944513,0.200828341620933,0.1963231087447448,0.19310480081456116,0.19166828304542632,0.17631484439208758,0.1738832484865382,0.16647898070308287,0.1562674465818397,0.13777257672259144,0.1364065077503832,0.13398432568899682,0.1270199523321848,0.12347160810616542,0.12266998517749485,0.12067041938759612],"twin_dists":[0.16189603095430571,0.17273991421910886,0.19519001935065236,0.20856527391291768,0.20910632060548856,0.21234204543540414,0.21419019127538863,0.2176840474684302,0.22952220801558434,0.23140333092681678,0.23271136327294706,0.23435011572661005,0.2355367715291366,0.23607088701591267,0.24196310569026006,0.2429292609945118,0.24593209452184162,0.25023590818680413,0.2585873087285337,0.2592364923798704,0.2603996398445721,0.26383458521295533,0.26563978154062157,0.2660530512133128,0.2670929540700625],"n_dims_used":43,"mean_confidence":0.9168591166651526},"coverage":{"mean_confidence":0.9168591166651526,"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}}