{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004731","480:4800004730","480:4800004474","480:4800004986","480:4800004817","480:4800004387","480:4800004299","480:4800004216","480:4800004304","480:4800004654","480:4800004392","480:4800004481","480:4800004057","480:4800004305","480:4800004821","480:4800005583","480:4800004820","480:4800004736","480:4800004823","480:4800004822","480:4800004818","480:4800004819","480:4800003913","480:4800004906","480:4800005339"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9200198638804921,0.7867145741356154,0.761319554785034,0.7578611608472064,0.7304189915078712,0.7279456572739564,0.7171812799999442,0.6922582375652079,0.6309837617524507,0.5456589348267402,0.5374677395412735,0.5353261190607704,0.5132387748023913,0.5131801464645619,0.5098741235311847,0.5088135167409374,0.5023295479757998,0.4933460845167574,0.4885239789795418,0.47740376586682687,0.4667383959337403,0.4563300899849427,0.41738552552343117,0.4081241207429753,0.40594128690995823],"twin_dists":[0.05302952582785585,0.08995901881767049,0.09591423805732194,0.09671160623793924,0.10294336358407147,0.10349764307852564,0.10589775501736268,0.11138904310246418,0.12463555255355899,0.14295177619523752,0.14472546930968458,0.14519005200183135,0.15000521208728007,0.15001805713367852,0.15074298501576025,0.15097580424682183,0.15240193136321478,0.15438622893294413,0.15545566230587382,0.1579342841952037,0.1603291322769244,0.16268446040052614,0.17168453891048988,0.17387511121957486,0.17439457398964248],"n_dims_used":42,"mean_confidence":0.9181774684361049},"coverage":{"mean_confidence":0.9181774684361049,"n_dims_used":42,"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}}