{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007741","490:4900006757","490:4900007491","490:4900004686","490:4900006509","490:4900006635","490:4900007496","490:4900007245","490:4900007500","490:4900007241","490:4900006883","490:4900007493","490:4900012288","490:4900001678","490:4900003705","490:4900007246","490:4900006880","490:4900004268","490:4900006393","490:4900006993","466:4660003832","490:4900007244","490:4900006390","490:4900012351","490:4900001835"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490],"twin_sims":[0.6938999128214728,0.5176778808902366,0.4835560921215855,0.407447750473302,0.3998349547043705,0.3728492369801325,0.3708443192750751,0.3539353420826854,0.3398086199127521,0.3296566090706347,0.3208576533827952,0.314598905428048,0.30447545872846427,0.2998048547604544,0.2965447102496198,0.2952618100862462,0.2900665761398483,0.28717573764424614,0.28366081815960137,0.281657187912662,0.28055900107538106,0.2743021025489234,0.26825760610718985,0.26703915818888263,0.2637818588322301],"twin_dists":[0.11102978148993715,0.14903368558431254,0.1565607675962863,0.17403593928238623,0.17585441338324062,0.18243377573211575,0.18293160894713795,0.1871852318812598,0.1908202933679452,0.19348280271421026,0.1958271018433511,0.19751657443576204,0.20029027593877255,0.2015879226886639,0.2025007136208711,0.20286152330930074,0.20433222134871243,0.2051573736475253,0.20616739815335758,0.20674652638163873,0.20706500372047984,0.2088941575447245,0.2106856856379755,0.2110498358807652,0.21202842860920418],"n_dims_used":45,"mean_confidence":0.9128560384114583},"coverage":{"mean_confidence":0.9128560384114583,"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}}