{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002669},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002370","490:4900003776","490:4900003916","490:4900002821","490:4900002818","490:4900002521","490:4900004054","490:4900002820","490:4900002670","490:4900004471","490:4900002970","490:4900002966","490:4900004608","490:4900004053","490:4900003505","490:4900006198","490:4900003242","490:4900002967","490:4900002221","490:4900003630","490:4900007047","490:4900003772","490:4900002222","490:4900002674","490:4900003504"],"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":[0.8082298818709975,0.6056158885726799,0.46740135332860566,0.3526212598164548,0.34924796643852923,0.33465716725862904,0.32230461577887876,0.3064784770142295,0.29309725194053027,0.2894272241660203,0.2894248910146142,0.2634853164314301,0.24827505961542545,0.24532798324610378,0.2246598194296772,0.21665089797907935,0.21478706053832722,0.21315431336911714,0.20832261940372138,0.19809911912895586,0.19654892449711017,0.1961210709791664,0.19158285614785345,0.18913970180279344,0.1717628943605624],"twin_dists":[0.08474919911515355,0.13007036449434312,0.1601797354156269,0.18752011548859068,0.18838276283188518,0.19216585269991598,0.19543915456700345,0.1997373133600419,0.20347239974317594,0.20451429151050318,0.20451495636807315,0.212117892563236,0.21679456383100415,0.21772165067603982,0.2244363367034075,0.2271480639020844,0.2277887554248402,0.2283531002261885,0.23004048368248495,0.23370103094906397,0.2342673610835887,0.23442421237538236,0.23610273758136455,0.23701787028210156,0.24377965563323767],"n_dims_used":45,"mean_confidence":0.8990425957573784},"coverage":{"mean_confidence":0.8990425957573784,"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}}