{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005384},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930006880","488:4880002706","496:4960000180","493:4930004279","470:4700003310","470:4700005874","496:4960005311","470:4700008665","470:4700005419","488:4880002622","490:4900006296","493:4930006153","466:4660005355","496:4960004712","470:4700009017","487:4870010332","493:4930006821","478:4780006687","470:4700006607","478:4780005500","478:4780005206","468:4680003282","490:4900006507","470:4700008809","487:4870006505"],"twin_admin_codes":[493,488,496,493,470,470,496,470,470,488,490,493,466,496,470,487,493,478,470,478,478,468,490,470,487],"twin_sims":[0.18175241342233472,0.15840128431302247,0.15378209970859405,0.14712941463798693,0.14070885856632112,0.132510638470914,0.11858945996788112,0.09419386532870322,0.08059886395458052,0.07730791546729204,0.07574224764296252,0.07474878867834782,0.07054304066378436,0.06757403513030119,0.06433874754774048,0.06301418854135854,0.06230594606062265,0.06110590959025805,0.05888166050603717,0.05871862857638926,0.055764096477508684,0.05477951413363136,0.054762083006138024,0.054090042341035566,0.05298078204076842],"twin_dists":[0.239836363103976,0.24932002936426545,0.25131425515116723,0.2542651061387559,0.25720804331740627,0.2611150611430429,0.26818925443318575,0.28230305727304156,0.29146744389822643,0.2938700608155222,0.2950420892520553,0.2957959391014056,0.29907995097347945,0.30149524956767587,0.3042276653870207,0.3053788264960426,0.30600250568563886,0.3070726570570772,0.30910267693145027,0.30925394011233276,0.31205707393522875,0.31301847600869104,0.31303562514423766,0.3137002663690885,0.31481243716162244],"n_dims_used":45,"mean_confidence":0.916713629828559},"coverage":{"mean_confidence":0.916713629828559,"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}}