{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011523},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011238","490:4900011165","490:4900011510","490:4900011322","490:4900011018","490:4900010940","490:4900011374","490:4900011843","490:4900011160","490:4900010426","490:4900010688","490:4900011644","490:4900011442","490:4900010927","490:4900011375","490:4900011166","490:4900010513","490:4900011841","490:4900011776","490:4900010416","490:4900010776","490:4900011380","490:4900011179","490:4900011175","490:4900011086"],"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":[0.3614736091564651,0.3034025984595422,0.2997074364064238,0.24056041768807235,0.24025806131728555,0.18473600268733162,0.1843490092032245,0.17106212921466263,0.17011124293576907,0.15853737854886896,0.14230370041613477,0.14143546620860112,0.14022731304594724,0.13734821156152893,0.11516394377676041,0.11268628907329517,0.0964179957049049,0.09130033863370736,0.09063142810365839,0.09055707677123837,0.08856614621968019,0.08702565757983655,0.08593184420307817,0.08333182463316986,0.07980006481411024],"twin_dists":[0.18527643673017632,0.2005873214837368,0.20161511377691682,0.21923675196736606,0.2193334920717982,0.23868849613733986,0.23883664176811875,0.24406235775473303,0.24444729427114767,0.24926192139905173,0.2564678673220626,0.25687004994173196,0.2574327591026328,0.2587884579057649,0.2700264293486254,0.2713815919900432,0.2809051810569001,0.28416115087505117,0.2845973062901478,0.28464594341937555,0.28596023979859564,0.2869933666009281,0.2877357941301717,0.2895312632371845,0.29204327956028336],"n_dims_used":45,"mean_confidence":0.892209710015191},"coverage":{"mean_confidence":0.892209710015191,"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}}