{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004097},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003911","489:4890004693","489:4890004738","489:4890004649","489:4890004035","489:4890004141","489:4890004020","489:4890004365","489:4890004033","489:4890003965","489:4890004830","489:4890004195","489:4890004629","489:4890003778","489:4890004396","489:4890004500","477:4770000419","489:4890003887","477:4770001569","489:4890004192","489:4890004452","477:4770000683","489:4890004498","489:4890004314","477:4770001339"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,477,489,489,477,489,489,477],"twin_sims":[0.940764219653329,0.8587109410852624,0.8558979215353208,0.8356540447693933,0.7931381373315136,0.7372183035018561,0.7360703178870129,0.7199741981553495,0.7172552938665513,0.6997687266449816,0.6939448749056772,0.6917046513387994,0.68280321406055,0.6810828456463038,0.680589451108733,0.67663589979398,0.6757434715056293,0.6743163509562407,0.6701292464994871,0.668742949225555,0.6650789500422235,0.6636829453430045,0.6533283335081812,0.6521159414094442,0.6506185092742955],"twin_dists":[0.045386528718318914,0.07168387470956317,0.07245184450599575,0.07782518256196203,0.088421137082866,0.10141380134997338,0.10167266757721237,0.10527685598651287,0.10588131673687029,0.10974284882643913,0.11101993768517693,0.11151011967014397,0.11345242031746998,0.11382686823751341,0.11393420535705638,0.11479346738061796,0.11498722955296847,0.11529693683281929,0.11620460220506948,0.11650480252454369,0.11729751826687063,0.11759928436875544,0.11983347548441332,0.12009463835166079,0.1204170887135608],"n_dims_used":45,"mean_confidence":0.9207380506727431},"coverage":{"mean_confidence":0.9207380506727431,"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}}