{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001353","491:4910002167","491:4910001221","491:4910002227","491:4910001155","492:4920004548","491:4910002217","491:4910003023","492:4920004441","492:4920005643","491:4910002079","492:4920006821","491:4910002419","492:4920004396","492:4920004294","491:4910002072","491:4910002628","492:4920004609","491:4910003283","492:4920004552","491:4910001586","492:4920004449","492:4920005796","492:4920004595","491:4910001024"],"twin_admin_codes":[491,491,491,491,491,492,491,491,492,492,491,492,491,492,492,491,491,492,491,492,491,492,492,492,491],"twin_sims":[0.5644133562176241,0.46875587230112653,0.4405388737386577,0.34280791687833206,0.3151827791117992,0.30798674758974526,0.2899538464320692,0.2758932134228801,0.22280343909944822,0.22199708125473058,0.21591420205077524,0.2146029402169898,0.2109405008752966,0.2075262233434142,0.20636108947106957,0.20390944647035655,0.198364782446135,0.19773819050651556,0.19441658867154024,0.19242018400598132,0.185072360674697,0.1850455488499101,0.1812483755387343,0.17920295836215192,0.17603776717023462],"twin_dists":[0.13890723282817116,0.15987472097098104,0.16629580808672006,0.1900419248735859,0.19735816635608583,0.19932230894402955,0.20436430633344413,0.20842661358772768,0.2250590591273569,0.225330629413004,0.2274008564489621,0.22785224971997867,0.2291229768128879,0.2303211580095797,0.23073311368925975,0.23160516071789677,0.23360428451463217,0.2338326138729244,0.23505144254981844,0.23579097423130477,0.23855991172285912,0.23857015543040985,0.24003159097787094,0.24082780441176713,0.24207271655373855],"n_dims_used":45,"mean_confidence":0.8986255221896702},"coverage":{"mean_confidence":0.8986255221896702,"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}}