{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005650","490:4900007520","490:4900001861","496:4960007731","490:4900004727","490:4900004839","496:4960004119","494:4940008211","494:4940008212","466:4660003124","466:4660014325","494:4940008214","496:4960005872","479:4790000260","490:4900000901","478:4780003800","487:4870005430","490:4900001752","490:4900004314","468:4680003090","470:4700004067","478:4780005629","490:4900004315","490:4900005922","466:4660003030"],"twin_admin_codes":[490,490,490,496,490,490,496,494,494,466,466,494,496,479,490,478,487,490,490,468,470,478,490,490,466],"twin_sims":[0.25001247657651665,0.2440590697152027,0.21162551997474796,0.21097439623835612,0.2019775148423766,0.1983351469394561,0.1863962823019663,0.18049123109864015,0.15280498355823655,0.13707916659494696,0.13464028217506346,0.13426642173468778,0.1323038309596023,0.13162553136841898,0.12357110057639457,0.11882993086155373,0.11367648790695276,0.11294975837815804,0.10959488844344051,0.10935380724783789,0.10649513888650922,0.10511556315744926,0.10388804323590489,0.1030454701934529,0.0994548651554925],"twin_dists":[0.21625131404069542,0.21812303135046351,0.22888417153756246,0.22911114814913505,0.23229742324578637,0.2336150724190694,0.2380553879200026,0.24032557702417368,0.25174170502480075,0.25891622621956956,0.26008309776385524,0.2602633676723606,0.261215936844819,0.2615476305072341,0.2655886316646708,0.26806182023591696,0.27083727332452656,0.2712364024828127,0.27310505139457386,0.2732410270006405,0.27487136368126563,0.2756703356353015,0.27638813384244226,0.27688466612775353,0.2790368610449784],"n_dims_used":45,"mean_confidence":0.9155492146809896},"coverage":{"mean_confidence":0.9155492146809896,"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}}