{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001846","490:4900001173","490:4900004007","490:4900004148","490:4900002760","490:4900002764","490:4900004010","490:4900003589","490:4900003048","490:4900002611","490:4900004151","490:4900004434","490:4900001207","490:4900004012","490:4900001042","490:4900003049","490:4900004163","490:4900002189","490:4900001993","490:4900003727","490:4900003612","490:4900008422","490:4900004442","490:4900003201","490:4900003868"],"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":[0.6689286855169958,0.6120660507990604,0.5908972359124167,0.5832086347500371,0.5548990479366279,0.5496849579804964,0.5214974808517259,0.5113478031607476,0.48875584479063233,0.4755215118913746,0.4735200935511999,0.4581597778168268,0.4456396537800685,0.4234732277386324,0.39362308523673406,0.39010225006809424,0.3844089861226021,0.3821502704509495,0.3796737808555636,0.36379137034273046,0.36214947796251007,0.35601117314071185,0.34291116539183414,0.3427730155393526,0.33484743280812657],"twin_dists":[0.11646459048785972,0.12868917857256915,0.13322275973501801,0.1348707991154411,0.14095649456964873,0.14208173564835774,0.14819934839153348,0.1504196968713415,0.15540416780300773,0.1583556334943236,0.158804257687548,0.16226904256175959,0.16512401922246556,0.1702559902338878,0.1773499218879261,0.17820241107655516,0.17958859126373528,0.18014123890481237,0.18074897626399614,0.18469364344840444,0.18510629648054183,0.1866575328278922,0.19001519503190728,0.19005096139539218,0.19211595684564992],"n_dims_used":45,"mean_confidence":0.9169342041015625},"coverage":{"mean_confidence":0.9169342041015625,"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}}