{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004253","489:4890004149","489:4890004088","489:4890003722","489:4890004021","489:4890004145","489:4890003904","489:4890004682","489:4890003662","489:4890004211","489:4890003903","489:4890004085","489:4890003659","489:4890003843","489:4890003642","489:4890004240","489:4890004675","489:4890003658","489:4890003648","489:4890003906","489:4890003897","489:4890004202","489:4890003717","489:4890004768","489:4890003839"],"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":[0.888206517485436,0.8300047484848548,0.7364719266492166,0.7314471123410597,0.7132179440597495,0.6800763807705462,0.6724834031514733,0.6677447647955016,0.6645006657611054,0.6517027392341685,0.6491156988098867,0.644325043785894,0.6406618272474682,0.6297703415379249,0.6280087539805498,0.6228282414003646,0.6180927995625676,0.6108825175284895,0.6019678875954534,0.5945790561530452,0.5945387102730182,0.5921761231920106,0.5867568506341081,0.5857573349679237,0.5833679896420281],"twin_dists":[0.06323994035834206,0.07928172246264432,0.10158213553985306,0.1027126341830725,0.10677677134152318,0.11404579820894177,0.1156944570507824,0.11672086395254123,0.11742253972117282,0.12018362781929488,0.12074057544334325,0.121771022109442,0.12255824419556881,0.12489578626537418,0.12527350960691666,0.12638389176302103,0.12739842153988765,0.12894262176405782,0.13085151762645275,0.13243397598339712,0.13244261846422173,0.13294874944109497,0.13411007953846737,0.13432433953208928,0.13483662738973884],"n_dims_used":45,"mean_confidence":0.9200784471299913},"coverage":{"mean_confidence":0.9200784471299913,"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}}