{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000502},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000602","490:4900000599","490:4900000601","490:4900000110","490:4900000340","490:4900000089","490:4900000414","490:4900000065","490:4900000153","490:4900000200","490:4900000278","490:4900000218","490:4900000497","490:4900000939","490:4900000070","490:4900000337","490:4900000140","490:4900000068","490:4900000417","490:4900000325","490:4900000397","490:4900000342","490:4900000465","490:4900000490","490:4900000139"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6079123558684176,0.568535531761565,0.535727219667849,0.5256337551892634,0.5077443506763378,0.49824888198021006,0.4879491870732167,0.4678219690343598,0.4670234293992503,0.4141079515642347,0.41087047514821834,0.3759601875865375,0.3754615691423561,0.36756591314197645,0.35667261407668405,0.35037652202305025,0.33264383533395514,0.329635422861778,0.3239635652015041,0.31939426047759123,0.3176147339239396,0.3072022393210166,0.30188933951625063,0.29881064544407154,0.29476942288431746],"twin_dists":[0.12957862857217983,0.13802077335380356,0.1451030131280711,0.14729743381263538,0.15121063011648656,0.15330202758997832,0.15558334828261597,0.16008498769620505,0.1602648913182687,0.17245733704486166,0.17322328436420734,0.181663911618842,0.18178709339077223,0.18374854521921588,0.18648972131666883,0.18809367606622168,0.1926947838083713,0.19348840550560056,0.19499556576137642,0.1962204523834387,0.19670014488101428,0.19953802180915906,0.20100734056109504,0.20186566648667245,0.20300025043566058],"n_dims_used":45,"mean_confidence":0.9103339301215277},"coverage":{"mean_confidence":0.9103339301215277,"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}}