{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001059},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000997","489:4890000879","489:4890001056","489:4890000939","489:4890000999","489:4890001062","489:4890000940","489:4890000362","489:4890000881","489:4890000704","489:4890000936","489:4890001525","489:4890000632","489:4890000941","489:4890000762","489:4890000747","489:4890000882","489:4890000595","489:4890000415","489:4890000361","489:4890000885","489:4890000495","489:4890001006","489:4890001000","489:4890001057"],"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":[0.8575753992226801,0.8454542378658313,0.8432962147095882,0.8420619775283115,0.7889583858337641,0.7884833995343082,0.7758370224343499,0.7535274250230927,0.7505696180418414,0.7499914105423361,0.7491136114648466,0.7302495459597454,0.7293799722397954,0.7217787552764855,0.6974776990366227,0.6918120748606189,0.6903194772365332,0.6875208496900038,0.683316247647476,0.6385337816871437,0.6330402785333593,0.6323653476761556,0.6322864257074234,0.6304786534286255,0.6268803997817893],"twin_dists":[0.0719945663321999,0.07525579076407775,0.07582646083125766,0.07615157309213391,0.08942340915303085,0.0895369307894403,0.09253277935630982,0.09770668634695341,0.09838330938146661,0.09851534618788978,0.09871565295400196,0.1029813718150977,0.10317634366421999,0.1048750148126412,0.11024572985785411,0.1114866274463786,0.11181292465986506,0.11242407382407996,0.11334069928285641,0.1230153013017006,0.1241944065772445,0.12433920109666562,0.12435613148822573,0.12474388468207734,0.1255154116503017],"n_dims_used":45,"mean_confidence":0.9146564059787327},"coverage":{"mean_confidence":0.9146564059787327,"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}}