{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003119},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001037","477:4770004027","477:4770001270","477:4770000912","477:4770001507","477:4770001038","477:4770003990","488:4880000122","489:4890002048","471:4710000890","471:4710000926","489:4890001631","477:4770001330","471:4710000889","489:4890001401","489:4890001712","471:4710001196","477:4770000790","471:4710000857","477:4770004028","469:4690008829","489:4890002701","471:4710000997","471:4710000820","477:4770003962"],"twin_admin_codes":[477,477,477,477,477,477,477,488,489,471,471,489,477,471,489,489,471,477,471,477,469,489,471,471,477],"twin_sims":[0.11458859995459587,0.057407400905192654,0.05277260632532342,0.04852747637639041,0.04394345445941094,0.02443441552458069,0.022284600022696194,0.02092016122141659,0.020148823562916845,0.020020149957893665,0.019832471502908594,0.01973254125554468,0.017058978517190876,0.016274314191693014,0.016247092139938725,0.014781112965330355,0.013261521322736851,0.012949376671727408,0.012120456028305197,0.01058812215838491,0.009883858575811153,0.009721994364463827,0.009351862209502017,0.008863396583208146,0.008468481557723643],"twin_dists":[0.27033910069200984,0.31048326620599176,0.3150233080922128,0.31948200583194003,0.3246785086817797,0.35385793899323587,0.35822102575803044,0.36118381814685757,0.362933987592121,0.363231614526425,0.36366872734895667,0.36390294438355764,0.37058990807716713,0.37272698232962975,0.372802734375,0.3770569771922266,0.3818790772403006,0.3829297061473823,0.3858326286813441,0.39169690881132185,0.39464975220341275,0.395354855948379,0.3970074139870837,0.39928010592237384,0.4012009399345052],"n_dims_used":45,"mean_confidence":0.9191919962565104},"coverage":{"mean_confidence":0.9191919962565104,"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}}