{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940008151},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008051","494:4940008149","494:4940008148","494:4940008052","490:4900000860","494:4940007634","490:4900013013","494:4940007637","490:4900000864","494:4940003358","490:4900013014","490:4900001390","485:4850004477","494:4940008150","494:4940005192","489:4890001710","490:4900012826","494:4940004212","490:4900013235","487:4870001898","490:4900013084","490:4900013234","490:4900002243","494:4940005572","485:4850004478"],"twin_admin_codes":[494,494,494,494,490,494,490,494,490,494,490,490,485,494,494,489,490,494,490,487,490,490,490,494,485],"twin_sims":[0.19841611294406372,0.06998891452758317,0.05809619701319158,0.04099151553977908,0.019784269649777374,0.019644200788778102,0.014738988953314155,0.011985589755853709,0.009027124250555456,0.007077746918739949,0.006546477131157629,0.005819304695712082,0.004662088704466257,0.004426312659963997,0.004234431771945196,0.003954638871831003,0.0034737994750086267,0.0030853965634439645,0.0028854358467191167,0.002289662533514318,0.0022491632554988593,0.002228276352306306,0.002069072781362231,0.0020053112892394363,0.0014399593440491952],"twin_dists":[0.23358560184314425,0.2995243812374432,0.3098346412039252,0.32827123153701754,0.3637815742291337,0.3641108607641768,0.37718462382739404,0.3863214899154828,0.39850612124261203,0.4086735401327477,0.41188146065144104,0.4166755099152862,0.4255561758684402,0.42760821010274674,0.42935280335758225,0.4320300145329889,0.4370621465645824,0.44161432138981027,0.4441661636136172,0.4528636343011752,0.45352784698078064,0.4538747077264373,0.4566212143374287,0.45777600894833664,0.4698205009318107],"n_dims_used":45,"mean_confidence":0.9003367953830295},"coverage":{"mean_confidence":0.9003367953830295,"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}}