{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011422},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011132","490:4900010972","490:4900011681","490:4900007969","490:4900012152","466:4660005200","490:4900010554","490:4900008415","490:4900011421","490:4900011490","490:4900011876","466:4660005308","490:4900008081","490:4900008640","490:4900011354","490:4900012283","490:4900009789","490:4900004826","466:4660005305","490:4900007503","494:4940007753","490:4900009694","466:4660004723","490:4900011947","490:4900007966"],"twin_admin_codes":[490,490,490,490,490,466,490,490,490,490,490,466,490,490,490,490,490,490,466,490,494,490,466,490,490],"twin_sims":[0.5894785669089906,0.5489702431218799,0.44415128357440087,0.4046941075587054,0.33816855987805733,0.25746104710549056,0.2468094822613351,0.2164630285853606,0.20899110553790984,0.1766417798827396,0.16191395791303537,0.15380485724000856,0.14101744551058332,0.12449703653652594,0.12378426804477545,0.10259864787666738,0.10007958110614876,0.09206218433079133,0.08018068853456942,0.07840446546154518,0.07448758100403366,0.07368770856070518,0.07141814477052634,0.069423852661942,0.06385044622771435],"twin_dists":[0.13352675375364334,0.14223610995505429,0.16546540240718927,0.1746919310917089,0.19124747522407945,0.21394919647708674,0.21725471369049068,0.22721247504274522,0.22980545252611534,0.24183392864779946,0.24783170934694249,0.25130432338737435,0.2570643406585749,0.265114096559869,0.2654791459578959,0.2771492665703855,0.27865808970986394,0.28366746653727204,0.29176832312189943,0.29306052995565895,0.29599548863343117,0.2966100866006477,0.2983838187865367,0.29998053447832695,0.3046497663949997],"n_dims_used":45,"mean_confidence":0.9134921603732639},"coverage":{"mean_confidence":0.9134921603732639,"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}}