{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003575},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002898","490:4900003179","490:4900001832","490:4900004550","490:4900003579","490:4900003991","490:4900006629","490:4900003700","490:4900005502","490:4900006762","490:4900005891","490:4900002138","490:4900001681","490:4900003321","490:4900004282","490:4900003845","490:4900004138","490:4900006991","490:4900002466","490:4900002886","490:4900005237","490:4900003445","490:4900007501","490:4900002469","490:4900001976"],"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":[0.8553599885852775,0.6000856830480406,0.5636454122003635,0.5493086795443852,0.5203305798208436,0.5001280840357836,0.4641917773073816,0.4619451680658628,0.4523480040813796,0.4313236317827842,0.428763425358799,0.4261059407431149,0.4234643895011926,0.42172039936841954,0.41169921164243817,0.40833130890132274,0.38998862545325225,0.3869302910950596,0.3851126835301983,0.3844704159357782,0.383965217235905,0.38312888268122913,0.3821220394237487,0.3796864849272238,0.37574232883900993],"twin_dists":[0.07259806320634665,0.13125458153039823,0.13907246420019542,0.14216300549014352,0.14845408798690782,0.15288726734729713,0.16090369262967108,0.16141147792470117,0.1635906666699203,0.168426389256988,0.1690215506557432,0.16964086777015386,0.17025805793086007,0.17066641724949017,0.1730269657418953,0.17382586938487551,0.1782299824084177,0.17897352094970287,0.17941673236955868,0.17957358273708052,0.17969704685557547,0.17990160708245023,0.18014815617532798,0.18074585377684935,0.18171772294807972],"n_dims_used":45,"mean_confidence":0.921616448296441},"coverage":{"mean_confidence":0.921616448296441,"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}}