{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003100},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002859","489:4890002345","489:4890003440","489:4890003103","489:4890002352","489:4890003317","489:4890002425","489:4890003522","489:4890003377","489:4890003097","489:4890003459","489:4890003452","489:4890003261","489:4890001940","489:4890003246","489:4890003587","489:4890002822","489:4890003455","489:4890003389","489:4890003517","489:4890003523","489:4890003323","489:4890002826","489:4890002249","489:4890002434"],"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":[0.6174016921972354,0.5819158583716506,0.5500124770407383,0.535688027783687,0.5293649868538144,0.5116427051643357,0.5056221060367961,0.497685977356478,0.4966767205492094,0.4896342297701338,0.48941748517272937,0.48868082845141075,0.48791693877246206,0.48693590779443563,0.48230391872508216,0.47620065218316954,0.4727309074670212,0.46742458046678215,0.46562797158346414,0.46390934294564473,0.4636207831435883,0.45812777820161915,0.45062914905362755,0.4446740652574288,0.4439859275335936],"twin_dists":[0.12754645713177856,0.1351480448442759,0.1420110044643721,0.14511151719855978,0.1464851951576161,0.1503550313964185,0.1516771342642009,0.15342635235623206,0.1536493597326398,0.1552091561419377,0.15525726618018262,0.1554208271888303,0.15559051336464383,0.15580855236492372,0.15683986663647176,0.1582035429678211,0.15898132836799236,0.16017450251892756,0.16057952910757134,0.16096748193142502,0.1610326686965422,0.1622763027062914,0.16398273527171572,0.16534544365923337,0.16550335668094315],"n_dims_used":45,"mean_confidence":0.9179638332790798},"coverage":{"mean_confidence":0.9179638332790798,"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}}