{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001408},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001128","487:4870003143","487:4870001407","487:4870000766","487:4870001201","466:4660013865","466:4660014369","466:4660013477","466:4660014625","487:4870002213","487:4870001114","466:4660014037","487:4870001495","466:4660013826","487:4870002652","487:4870000770","487:4870002881","487:4870001204","466:4660014404","466:4660013574","487:4870002892","466:4660014483","487:4870002040","496:4960007534","466:4660013851"],"twin_admin_codes":[487,487,487,487,487,466,466,466,466,487,487,466,487,466,487,487,487,487,466,466,487,466,487,496,466],"twin_sims":[0.5372629550590087,0.5175114100626095,0.49004820031850416,0.47390500167868177,0.42891667034614017,0.42724990680810215,0.402840583993525,0.3939442659225336,0.3917146856892092,0.3917007140595828,0.38370890502818483,0.3712459061366334,0.3688856615985514,0.3489810303105614,0.3282868652831401,0.3241321446694704,0.32140824142399615,0.31623544317622115,0.31046923662221404,0.30904199599390314,0.3056813372477092,0.30347903160150885,0.30123573720958385,0.29451908154991746,0.279706224472703],"twin_dists":[0.14476987754270032,0.1490700819978241,0.15511728628247165,0.1587179308511709,0.1689858856433464,0.169374076217863,0.17513461385146736,0.17727233230120557,0.17781155346315125,0.17781493698153003,0.17975971595173842,0.1828317860268651,0.18341924612278654,0.18845121183532051,0.1938454462112781,0.19495055994790889,0.19567936774016895,0.19707299259960684,0.1986417830250506,0.1990326498368411,0.19995712439092164,0.20056613909842608,0.20118913298717692,0.20307083508100637,0.2073128332820234],"n_dims_used":43,"mean_confidence":0.9146024127339207},"coverage":{"mean_confidence":0.9146024127339207,"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}}