{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000445},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000438","477:4770000511","477:4770000618","477:4770000404","477:4770000609","477:4770000714","489:4890002605","477:4770002200","499:4990001289","477:4770001262","477:4770000678","477:4770001762","477:4770000164","499:4990001294","477:4770001651","477:4770001533","477:4770003950","489:4890001696","477:4770001605","489:4890003106","477:4770001308","499:4990001415","477:4770003887","479:4790000204","477:4770001257"],"twin_admin_codes":[477,477,477,477,477,477,489,477,499,477,477,477,477,499,477,477,477,489,477,489,477,499,477,479,477],"twin_sims":[0.7929640587397868,0.7581403174444926,0.7141588184907801,0.704617566908065,0.6825939513820624,0.6771052861019022,0.6305662626724416,0.5880670379613866,0.57817985763671,0.5736052293000116,0.5728117164776707,0.5715699786104215,0.5672889684706369,0.5517248293140182,0.5495311630094682,0.5484094112970791,0.5234652925191308,0.5194059597323359,0.5159481160552695,0.5146609091715744,0.5110819102260449,0.5092045364836776,0.503573150743225,0.4998815217233938,0.48772352064910146],"twin_dists":[0.08846300033809473,0.09664735349701427,0.10656831354213274,0.10867632652478564,0.1134979830236548,0.11469152654626771,0.12472509538604237,0.13382925696709863,0.1359495322065453,0.1369315534838777,0.1371019714617174,0.13736870088792041,0.13828876119354216,0.14164131527336404,0.14211495167809093,0.14235726979030208,0.14777006500897188,0.14865603171607802,0.14941201177448823,0.14969374466455226,0.15047800943716666,0.1508899548877042,0.1521280240723752,0.15294166142929036,0.1556334909455225],"n_dims_used":45,"mean_confidence":0.9216937594943576},"coverage":{"mean_confidence":0.9216937594943576,"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}}