{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000842},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000056","490:4900000154","490:4900000732","490:4900000143","490:4900000077","490:4900001591","490:4900000099","490:4900000410","490:4900000609","490:4900000512","490:4900000467","496:4960008763","490:4900000399","490:4900000696","490:4900000235","490:4900000496","496:4960008473","490:4900000622","496:4960008282","490:4900000239","490:4900000605","490:4900000080","490:4900000135","490:4900000285","490:4900001454"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,496,490,496,490,490,490,490,490,490],"twin_sims":[0.601471261378743,0.5808928674196127,0.5543568290938047,0.481386505710495,0.47865170078843217,0.4672042530094064,0.45014651292623287,0.43389632254105004,0.424442998680316,0.42304835944535363,0.4032948337271319,0.39545732038200065,0.3766010889818611,0.37107650730552805,0.36855792635956136,0.36844756606673273,0.3605738417259689,0.3587548325898484,0.35093738052756707,0.3250236609533633,0.3228034277989813,0.31855040586586975,0.31656055480281425,0.3131839433898185,0.31063072550174103],"twin_dists":[0.1309578653034501,0.13536746632112515,0.14107343249661042,0.1570444948389697,0.1576552263610394,0.1602241441984173,0.16409292393107594,0.1678297665484385,0.17002922262740414,0.17035540818927564,0.1750260395448678,0.17690720751876743,0.18150569662436206,0.18287388716428848,0.18350096650934475,0.18352849287550174,0.1855031915740994,0.18596249260148207,0.18795018986801215,0.19471276711712968,0.19530564296129646,0.19644773532225202,0.19698502629879638,0.19790115525714203,0.19859762227014657],"n_dims_used":45,"mean_confidence":0.9176907857259115},"coverage":{"mean_confidence":0.9176907857259115,"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}}