{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000675},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000427","480:4800000371","480:4800000370","480:4800000394","480:4800000457","480:4800000566","480:4800000302","480:4800000610","480:4800000490","480:4800000401","480:4800000540","480:4800000456","480:4800000460","480:4800000605","480:4800000711","480:4800000338","480:4800000303","480:4800000719","480:4800001031","480:4800000503","480:4800000753","480:4800000647","480:4800000573","480:4800000492","480:4800000336"],"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":[0.5972323488790985,0.4539848217460676,0.44987793998510467,0.42237412083736886,0.4073806249932847,0.4020727901154593,0.38308111939538736,0.3428064783581412,0.3258266935187621,0.3238986402384984,0.3077576013425518,0.29496329550261813,0.2860322484741715,0.28589623904104944,0.2743154308500878,0.2639380079829015,0.25109910302904526,0.24421702762760628,0.2428394611040799,0.22537393551422005,0.22171893825947178,0.20398694384089025,0.2010785012874806,0.2004251212423369,0.1983270871980085],"twin_dists":[0.13186566053105664,0.16321782244528854,0.164154259815784,0.1705132639779255,0.17405190689856787,0.17531825656245506,0.1799132960167071,0.1900422973200677,0.19449888519320657,0.19501290231287513,0.19938528355771595,0.20294561167589675,0.20548513985306513,0.20552417747250373,0.2088902341627987,0.21198134518815312,0.21591277752471244,0.21807299312307474,0.21851008746782222,0.22419769872805967,0.22542445690833765,0.23157748540660378,0.23262111554804943,0.23285699233603774,0.2336180065153302],"n_dims_used":43,"mean_confidence":0.9128058677495912},"coverage":{"mean_confidence":0.9128058677495912,"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}}