{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003023","489:4890002109","489:4890002682","489:4890002601","489:4890002518","489:4890003024","489:4890002358","489:4890002110","489:4890001858","489:4890003103","489:4890002272","489:4890002111","489:4890002192","489:4890003659","489:4890001681","489:4890003473","489:4890002434","489:4890002022","489:4890003658","489:4890002521","489:4890003598","489:4890003597","489:4890002433","489:4890002599","489:4890003016"],"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":[0.8524428829303944,0.7540781511118044,0.742746548403233,0.6614891698926654,0.6467283708112666,0.6382771324050939,0.6233586781995222,0.6199886926410519,0.5774296233140376,0.5446948704569564,0.5420354151842571,0.5392350827522361,0.5391527056403352,0.5389731689396107,0.5338466458379763,0.518831384673998,0.5063210038786408,0.5006774678483429,0.4996608479408319,0.4915157584762945,0.48562805614717186,0.4853896607424574,0.47828717961295664,0.47734185125824563,0.46654868494358104],"twin_dists":[0.07338749141593978,0.09758047979123338,0.10016353114288949,0.11807321965804542,0.12125421858974936,0.12307041185305155,0.1262702254462871,0.12699228563073178,0.13611053328272507,0.14316027819743748,0.14373579084617763,0.14434235059146927,0.14436020266471833,0.14439911214733528,0.1455112111251549,0.14878156589521793,0.15152344790461347,0.1527660946701741,0.1529903505911732,0.1547917867016573,0.15609943765200507,0.15615248617484234,0.15773671473921239,0.15794813540433741,0.16037189689252077],"n_dims_used":45,"mean_confidence":0.9195605807834202},"coverage":{"mean_confidence":0.9195605807834202,"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}}