{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008969},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009387","490:4900007858","490:4900009386","490:4900007962","490:4900009401","490:4900008414","490:4900010006","490:4900010106","490:4900008067","490:4900009077","490:4900008082","490:4900009491","490:4900009893","490:4900007851","490:4900009174","490:4900008409","490:4900010300","490:4900007975","490:4900010193","490:4900008305","490:4900009394","490:4900009801","490:4900009188","490:4900009596","490:4900009087"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7084813161217707,0.6844455381089423,0.6818350904729333,0.6646026534762463,0.6183458053194283,0.5967255606053837,0.5628131576987488,0.5593001243709842,0.5570147016707311,0.555690389381936,0.5486564314267635,0.503379112764537,0.49445541822672334,0.49180728796422213,0.49131651900745765,0.4883192116393257,0.48629518215205475,0.4698728998891613,0.4685723007864045,0.4568670551975895,0.45187290807686614,0.4339067680624679,0.4247785382527628,0.42086008077716985,0.4166682921021585],"twin_dists":[0.10782423525672158,0.11309468592930809,0.11366317345391268,0.11740049238558636,0.12734422595865433,0.1319742042842513,0.1392515651911976,0.14000795675980918,0.14050038432343614,0.14078586040530405,0.1423039020136543,0.15217074939457584,0.15414064078662015,0.15472716078321147,0.15483596040204023,0.15550114471468043,0.1559510291371201,0.1596234110683679,0.15991604050325187,0.16256248391549905,0.16369898009452943,0.16782734707555352,0.16995081161884332,0.170868124317034,0.17185342718334398],"n_dims_used":45,"mean_confidence":0.9205334981282552},"coverage":{"mean_confidence":0.9205334981282552,"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}}