{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008697},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960009095","496:4960008608","496:4960007833","496:4960008609","496:4960008508","496:4960007950","496:4960008696","496:4960007829","496:4960008796","496:4960009196","496:4960008790","496:4960009682","496:4960008704","496:4960008610","496:4960008983","496:4960009506","496:4960008698","496:4960009683","496:4960010545","496:4960009778","496:4960008902","496:4960004220","496:4960008915","496:4960010854","496:4960009305"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.5426506681948791,0.4762961584370456,0.47191940260413184,0.4701123698628918,0.4081148817711698,0.3967892189451561,0.386001725691844,0.36481186881852723,0.35893893980615144,0.35435066468501114,0.34704332732328713,0.33889522352238965,0.3175618820743562,0.3140413241416897,0.30127030163876434,0.29929081167247307,0.2948819733103623,0.2925452781728488,0.2820299558528298,0.2816576233559932,0.266770915261073,0.26659728036446606,0.2665823841288981,0.25171145773125225,0.24906968622987155],"twin_dists":[0.1436026032596207,0.1581821604365967,0.1591635093190648,0.1595695612316586,0.17387730727766265,0.176586331388023,0.17919982161667367,0.1844376384885831,0.18591595132163788,0.18707952440465345,0.18894891400677485,0.19105806600812064,0.19671441484723937,0.19766800509994634,0.20117951350848787,0.20173145908650153,0.20296852797510045,0.2036286034982353,0.2066385936096376,0.20674640025115182,0.21113014254791812,0.2111821521907189,0.21118661510804843,0.21572241137703518,0.2165458015785777],"n_dims_used":45,"mean_confidence":0.9176822238498263},"coverage":{"mean_confidence":0.9176822238498263,"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}}