{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000034},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000051","490:4900000054","490:4900000032","490:4900000019","490:4900001050","478:4780008112","478:4780007991","490:4900000328","490:4900000685","490:4900002806","478:4780008753","490:4900002350","478:4780009484","490:4900002804","493:4930000393","478:4780007613","490:4900000556","478:4780007615","478:4780008458","478:4780008215","478:4780008550","490:4900000020","486:4860002948","490:4900002335","478:4780007992"],"twin_admin_codes":[490,490,490,490,490,478,478,490,490,490,478,490,478,490,493,478,490,478,478,478,478,490,486,490,478],"twin_sims":[0.5484826637561799,0.44090271776169143,0.4229840353969794,0.4092069095943351,0.2665816776087565,0.26006330380133197,0.2574948539262507,0.2277391006080449,0.2208407701848441,0.21188723374701618,0.19489807238914708,0.19007792316587724,0.18997073606622264,0.1813585117463687,0.1770667482956644,0.17368216919719934,0.17341459110953558,0.16773850822545475,0.16455518488181115,0.15936717304200038,0.15899463927320473,0.15783060408031083,0.15782922719156836,0.15777322066120816,0.157046560220453],"twin_dists":[0.14234144345036293,0.16621204985482832,0.170370463473208,0.17361788948389906,0.21118682678557898,0.21315487376787903,0.21393884477351513,0.22341089190261476,0.22572121135410625,0.22879307360891837,0.2348738765111083,0.23666546917554185,0.2367056676189311,0.2399888994212776,0.24166627139163302,0.24300958713410242,0.24311658096936548,0.24541460663919093,0.24672798143091584,0.2489084090302647,0.24906695116629354,0.24956408882351866,0.24956467844678398,0.24958866522994577,0.24990044787255353],"n_dims_used":45,"mean_confidence":0.9183064778645833},"coverage":{"mean_confidence":0.9183064778645833,"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}}