{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003770},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003926","490:4900003639","490:4900003237","491:4910002162","490:4900004206","490:4900003632","490:4900004193","490:4900002369","490:4900003502","490:4900003634","490:4900003774","490:4900003240","490:4900003782","490:4900003501","490:4900003113","491:4910002068","490:4900003246","490:4900003238","490:4900003241","490:4900004331","490:4900004603","490:4900005417","490:4900003371","490:4900003633","490:4900003635"],"twin_admin_codes":[490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5654269000761408,0.484527103420587,0.45841418468271455,0.40954017290616235,0.38203512290078123,0.35384018372417037,0.3141388919211646,0.2645139555244377,0.2584528388008459,0.24693903143916832,0.23468603065648816,0.22679658713062031,0.21745157189093983,0.2118577537417899,0.20238224924369352,0.19013542369284955,0.16404363241662678,0.1628146180636328,0.1554650877928364,0.14883130926075852,0.14810922463321646,0.1479489618161332,0.145321530548973,0.1443323312050173,0.14397664149709719],"twin_dists":[0.13868920123968068,0.1563444924734367,0.16221132864131213,0.17353878156989325,0.1801694543239369,0.18720946054170914,0.1976414961453764,0.2118078308339368,0.21364586408556924,0.21721396833822357,0.22113065748541005,0.22372378035846022,0.2268739729718799,0.2288033312633188,0.2321520208486273,0.23664391124631087,0.2469407446755992,0.247453881865419,0.2505826567794104,0.2535010111730298,0.25382441155466795,0.253896346265872,0.2550839766668012,0.2555352261581359,0.2556980439778891],"n_dims_used":44,"mean_confidence":0.8943772749467329},"coverage":{"mean_confidence":0.8943772749467329,"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}}