{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007993},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007880","491:4910005755","490:4900008886","490:4900009001","490:4900008108","490:4900009214","490:4900009220","491:4910005872","490:4900007883","490:4900008555","490:4900009107","490:4900007766","490:4900009108","490:4900009933","490:4900007994","490:4900008998","490:4900009431","490:4900009830","490:4900009831","490:4900010137","490:4900008667","490:4900008003","490:4900008797","490:4900008796","490:4900007881"],"twin_admin_codes":[490,491,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.13850549418777383,0.027643744620856777,0.01583689917606763,0.014863168387860493,0.013402590350038657,0.013089200735589316,0.011118215119105594,0.0069204952549757025,0.005389711972505367,0.005090155443674211,0.004834791174570985,0.004714148423739082,0.00470811982567961,0.00422231017310899,0.002857274263921271,0.0027699119466651715,0.002658926351626839,0.0026565162199037,0.002570465532368283,0.002538495195375265,0.0024240776140050176,0.0023570607966969218,0.0022742727534917624,0.0022483179545787265,0.0022316174772115003],"twin_dists":[0.2582409939141849,0.3479257674749634,0.3739579145841813,0.37680924590049114,0.38141142132545647,0.38245634132127204,0.38958755055693217,0.4095998350462544,0.4197684606601535,0.42205998991947574,0.4241119875667037,0.42511580025606843,0.42516657005382735,0.429465409884385,0.4445384643451979,0.44571515333709966,0.4472600111963044,0.4472942093289933,0.44853422005769755,0.4490046281098153,0.45073386394479564,0.4517817977824904,0.453114756106636,0.4535418270404598,0.45381902293203763],"n_dims_used":45,"mean_confidence":0.875685289171007},"coverage":{"mean_confidence":0.875685289171007,"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}}