{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["467:4670001308","467:4670001318","467:4670000857","467:4670000364","467:4670000403","467:4670000597","467:4670001259","467:4670001384","467:4670000473","467:4670000311","499:4990003715","499:4990003758","499:4990003626","499:4990003908","467:4670001385","467:4670000729","499:4990003575","467:4670000983","499:4990003670","467:4670000733","467:4670000468","467:4670000416","467:4670001145","467:4670000714","467:4670000467"],"twin_admin_codes":[467,467,467,467,467,467,467,467,467,467,499,499,499,499,467,467,499,467,499,467,467,467,467,467,467],"twin_sims":[0.8367191068583455,0.8297055784917486,0.7961651762055111,0.7819433863823001,0.7728056823171754,0.7647629684090359,0.7612832787450875,0.7574680467179151,0.7510023170156456,0.7472325851570635,0.733114667464146,0.7297556684314475,0.7232947234913268,0.7014344095202771,0.7006310629123911,0.6973564775111989,0.6904876446102916,0.6868380607356633,0.684912457111266,0.6797907227070347,0.6757965481706447,0.6719006840405651,0.6687418784232333,0.6654974731179631,0.6611504259723915],"twin_dists":[0.07754863384468925,0.07935838451281868,0.0876914628847014,0.09109247609976792,0.09324366709378641,0.09511731850773682,0.09592261737922089,0.09680205606075488,0.09828445082911999,0.09914431276519402,0.10233798975422538,0.10309212352033945,0.10453702285603657,0.10937681792655773,0.10955339596967807,0.1102723200028943,0.1117761739455991,0.11257305008742174,0.11299293099663663,0.1141079180252412,0.11497570764097208,0.11582077470143616,0.11650503434612706,0.11720702088210878,0.11814637091111371],"n_dims_used":44,"mean_confidence":0.9358728582208807},"coverage":{"mean_confidence":0.9358728582208807,"n_dims_used":44,"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}}