{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003509},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001661","489:4890003439","489:4890003229","489:4890003230","489:4890003508","489:4890003228","489:4890002909","489:4890001656","489:4890002401","489:4890002408","489:4890002649","489:4890003061","489:4890003371","489:4890003510","489:4890002569","489:4890003444","489:4890002991","489:4890003487","489:4890002977","489:4890002239","489:4890002400","489:4890003144","489:4890002308","489:4890002818","489:4890002322"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8499894689935678,0.8321071872034432,0.8309955383261781,0.8238250755590079,0.8009806391228363,0.7895067371225206,0.7860566770833108,0.7803113456289482,0.7777951658683412,0.7751059615969004,0.7673157871697158,0.7669558378027158,0.755466989186135,0.7504239833539748,0.7494046073367565,0.7467888014704305,0.7414193500474177,0.7318064377862441,0.731633398232174,0.7295721769041387,0.7271331254503308,0.7266666924987744,0.7263855886552342,0.7148713722337455,0.70546069582294],"twin_dists":[0.07404698397476861,0.07874165295365423,0.07902750033099627,0.08085603384587779,0.08652380325377854,0.0892922589551581,0.09011574704755623,0.09147853642115326,0.09207214011351698,0.0927044662283403,0.0945245121690551,0.09460820344598035,0.09726189142744468,0.09841657295001868,0.09864926909083141,0.09924533180037116,0.10046425653616269,0.1026319491787195,0.10267080744494717,0.10313326015047279,0.1036794957850557,0.10378383581678396,0.10384669981625995,0.10641035328318142,0.10849056109614885],"n_dims_used":44,"mean_confidence":0.9122361269864169},"coverage":{"mean_confidence":0.9122361269864169,"n_dims_used":44,"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}}