{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002419},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002466","480:4800002316","480:4800002368","480:4800002029","480:4800001355","480:4800001413","480:4800001978","480:4800001811","480:4800001581","480:4800001366","480:4800002085","480:4800002329","480:4800002463","480:4800002366","480:4800001586","480:4800001365","480:4800002317","480:4800002137","480:4800001469","480:4800002080","480:4800002079","480:4800001423","480:4800002224","480:4800001585","480:4800001750"],"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":[0.8876506188182741,0.8432830726583748,0.8267919852457561,0.8241306116285231,0.8192083914932164,0.8036882784661338,0.801230862834866,0.7888079374744164,0.7843343924640573,0.7720257696519602,0.7696536086158041,0.7654482855392813,0.7605339118024488,0.7596613480919899,0.7441292867858614,0.7414031391599062,0.7412390238850148,0.7218525062588091,0.7183119422213498,0.7095327956928144,0.7031254482347545,0.7013109707798326,0.692563971433336,0.6826964732215134,0.6564092772157843],"twin_dists":[0.06340670409517044,0.07582992742834205,0.08010258824312932,0.0807786429084123,0.08201998678721219,0.08586340115542583,0.08646289114926343,0.08945937447185624,0.0905253738304211,0.09342614005159826,0.09398009455375772,0.09495834623227625,0.09609563775262989,0.09629692544615497,0.0998498314362031,0.10046792746365878,0.10050508805313711,0.10485858051253155,0.10564654428937667,0.10759198850895485,0.10900485041253359,0.1094039555096274,0.11132216019294731,0.11347566151220236,0.11916941935798962],"n_dims_used":42,"mean_confidence":0.9116038367861793},"coverage":{"mean_confidence":0.9116038367861793,"n_dims_used":42,"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}}