{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002809},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002988","489:4890003491","489:4890002720","489:4890002553","489:4890002262","489:4890003554","489:4890002810","489:4890001975","489:4890002471","489:4890001733","489:4890002565","489:4890003237","489:4890002552","489:4890001651","489:4890003587","489:4890002473","489:4890003573","489:4890002831","489:4890002895","489:4890002061","489:4890003446","489:4890002103","489:4890003151","489:4890001894","489:4890001976"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.909653702394383,0.8555719986190958,0.8206880245004696,0.8160591588478394,0.7828430998017428,0.7596098632657594,0.7332496756715069,0.701566391982,0.6934005449646958,0.6668059997885569,0.6593126385738726,0.6575293871705632,0.6542997289995995,0.6478189410479258,0.6469003133233225,0.6435068170657634,0.631559431664402,0.6214350490543185,0.6202449744360198,0.603900241651057,0.5960091446362179,0.5934715080938247,0.586726721794536,0.5808770873946587,0.5799951145779434],"twin_dists":[0.056518923385439165,0.07254045973496709,0.08164803936705842,0.08280828843113783,0.09087929297405299,0.09630879631322888,0.1023076352251544,0.10934779986992585,0.1111390951757366,0.11692399360366565,0.11854310364039408,0.11892785161835427,0.11962416503230193,0.12101961373712088,0.12121723400878172,0.12194690951821048,0.12451207777981325,0.12668241100930122,0.12693738106159028,0.13043773390955074,0.13212765103101287,0.1326712319840674,0.13411653773417667,0.13537085121847456,0.1355600507307415],"n_dims_used":45,"mean_confidence":0.9142083062065972},"coverage":{"mean_confidence":0.9142083062065972,"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}}