{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000428},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000391","481:4810005432","489:4890000613","489:4890000429","485:4850003159","489:4890000467","489:4890000392","470:4700001083","489:4890000511","485:4850001546","489:4890000634","470:4700001219","489:4890000506","489:4890000427","489:4890001389","488:4880006235","489:4890000406","489:4890000746","489:4890000714","489:4890000108","470:4700001215","481:4810005900","489:4890000775","489:4890000407","477:4770000122"],"twin_admin_codes":[489,481,489,489,485,489,489,470,489,485,489,470,489,489,489,488,489,489,489,489,470,481,489,489,477],"twin_sims":[0.5734396124484672,0.4856086970656732,0.4609723735671053,0.432893790198923,0.4314532778320136,0.4173488153447499,0.405009763587761,0.4036956952981586,0.40093072685313874,0.39689454699882765,0.3951426730893306,0.3866629900427561,0.38489394148567635,0.382471592735482,0.3772405417648398,0.3663182328391694,0.3613324898293157,0.35144782629142596,0.3501887630019216,0.3467568618483724,0.3435076008050031,0.3407926252470727,0.3397751870809418,0.33942859514014573,0.3382267087923557],"twin_dists":[0.1369671200457925,0.15610374519872983,0.1616316212801008,0.16806208989010699,0.16839628921267585,0.17169318010518136,0.17461663258807303,0.17493027166443068,0.17559171100667523,0.17656097727937597,0.1769830838372966,0.17903863847734516,0.17947013810869883,0.18006252461214436,0.1813479701354269,0.18406040661630127,0.18531198189519854,0.18781970503787257,0.18814173788719363,0.18902261723188443,0.1898608686633106,0.1905645235466545,0.190828990446118,0.190919178522282,0.19123231029977694],"n_dims_used":45,"mean_confidence":0.9181851704915365},"coverage":{"mean_confidence":0.9181851704915365,"n_dims_used":45,"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}}