{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003156},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003995","487:4870003169","466:4660009413","487:4870003728","466:4660008905","490:4900005249","487:4870004142","466:4660003924","487:4870003042","487:4870004585","469:4690002216","466:4660014473","487:4870003567","490:4900002931","466:4660007638","490:4900002336","487:4870004006","466:4660010759","487:4870003727","487:4870003699","487:4870004287","487:4870003446","466:4660011867","466:4660000719","466:4660009587"],"twin_admin_codes":[487,487,466,487,466,490,487,466,487,487,469,466,487,490,466,490,487,466,487,487,487,487,466,466,466],"twin_sims":[0.49626879589548556,0.4573481343267708,0.4463030007743956,0.34919679172476203,0.3423113050239363,0.34112806554081676,0.3339732240227658,0.3142031096506255,0.303672764065168,0.28845529248095453,0.2761888364113541,0.27570873915725563,0.27369329681705645,0.2709207564923826,0.2678139486748333,0.2617854559050372,0.26156298272426076,0.25949721895805933,0.25603947828799867,0.25444817094320643,0.25124322206212385,0.2500692462672591,0.23836885041348402,0.23313885634245698,0.22652378718671434],"twin_dists":[0.15373953222485054,0.16245324649753046,0.16497200952436156,0.18839588316202763,0.1901705519282517,0.19047742392024952,0.19234533961589792,0.19762405088004947,0.2005124627054747,0.2047915318069195,0.20833992748950803,0.20848073612443366,0.20907349335201617,0.20989331775574546,0.21081815981795182,0.21263194335553554,0.2126993755166186,0.21332724009010193,0.21438526302772226,0.21487521894775563,0.21586794780616497,0.21623360429746769,0.219939751516787,0.2216346123531627,0.2238145031869997],"n_dims_used":43,"mean_confidence":0.9097391172896984},"coverage":{"mean_confidence":0.9097391172896984,"n_dims_used":43,"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}}