{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003244},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002967","490:4900002816","490:4900003502","490:4900003630","490:4900007303","490:4900004195","490:4900003777","490:4900003635","490:4900005951","490:4900002065","490:4900003245","490:4900003774","490:4900005555","490:4900003640","490:4900002964","490:4900004335","490:4900002966","490:4900003242","490:4900004336","490:4900003772","490:4900005950","490:4900004338","490:4900003504","490:4900004054","490:4900005155"],"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":[0.3842197489207057,0.3675686732635164,0.36685882855536844,0.34137184222611167,0.3229804270313413,0.31521838690662457,0.30512537529642375,0.30400248376669736,0.2979388768465031,0.24054049491071236,0.23902487311369489,0.2364519299244089,0.23329209090952152,0.2302249894868265,0.21578706013384377,0.21141660584752425,0.21140161793453544,0.20923708386712983,0.20834905362020517,0.20740814336996174,0.20130314003078595,0.2011203618084924,0.1960764401185911,0.1935997962233057,0.19166127732596053],"twin_dists":[0.17963483287362117,0.18374785590704978,0.1839252178389698,0.1904141542017129,0.19525829516689897,0.1973485111559272,0.2001106269173545,0.20042115475281397,0.20210965102346098,0.21924312390796713,0.2197288767374873,0.2205581104228746,0.22158460216283274,0.22258973382928002,0.227444543157609,0.22895694568382452,0.22896216851968662,0.22971909850613953,0.23003118000462175,0.23036283548583103,0.23254014059643816,0.23260602147538306,0.23444058772133186,0.23535336695568954,0.23607349865575464],"n_dims_used":44,"mean_confidence":0.8981674367731268},"coverage":{"mean_confidence":0.8981674367731268,"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}}