{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002866},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002865","490:4900003544","490:4900002561","490:4900002717","490:4900003678","490:4900003679","490:4900003422","490:4900002716","490:4900002562","490:4900002249","490:4900003021","490:4900003012","490:4900003541","490:4900002413","490:4900003680","490:4900002250","490:4900002872","490:4900002867","490:4900003288","490:4900001256","490:4900003013","490:4900003543","490:4900002871","490:4900002864","490:4900003677"],"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":[0.8671983034599565,0.8111892894474227,0.8014780669902563,0.7710319445012908,0.7223394198701653,0.6688041724303098,0.6177837828954887,0.5478445243188437,0.4581679488277734,0.43710089168191446,0.4247627775267248,0.3985068704212959,0.3931419787798224,0.37939125660394635,0.3716496926279247,0.36970372365720366,0.3581861082439042,0.34190231555618583,0.31846989555539645,0.3019249458348555,0.28030218662304696,0.2752816058411708,0.2721280050106047,0.25221195269123287,0.24503164830610524],"twin_dists":[0.06933098761929196,0.08401862543905302,0.0864026906261641,0.09365841246225476,0.1047500565785913,0.11649154795789048,0.12746461386585492,0.14247932668938063,0.16226718873366525,0.1670885867456702,0.16995449410781654,0.17617324989272928,0.1774662006797603,0.1808184299300947,0.1827314702618991,0.18321542108912175,0.18610634030111461,0.1902765587597879,0.19646943757932112,0.20099744363898087,0.2071395896447791,0.20860613704005962,0.20953570930804935,0.21556703887290854,0.2178152668556917],"n_dims_used":44,"mean_confidence":0.919405156915838},"coverage":{"mean_confidence":0.919405156915838,"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}}