{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002044},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002504","490:4900002202","490:4900004731","490:4900002336","490:4900004864","490:4900006040","490:4900004183","490:4900000669","490:4900004041","487:4870003705","490:4900006642","490:4900005139","487:4870003567","466:4660001146","490:4900002352","490:4900006887","490:4900002658","490:4900005916","490:4900001885","496:4960000636","490:4900005271","490:4900001741","490:4900007265","490:4900003606","490:4900002647"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,487,466,490,490,490,490,490,496,490,490,490,490,490],"twin_sims":[0.5915847400081348,0.4470648526939832,0.389098607377428,0.3689063966060183,0.36820177515488084,0.3332160833943778,0.2991534529750135,0.28563845032733687,0.2798420085474675,0.2794737681656849,0.27766438125221554,0.2775173032231118,0.27329191940421105,0.27267785788001964,0.2702360944114531,0.26477846707612857,0.25960260836148796,0.2531387378514185,0.2471948124361008,0.24564219932290518,0.24411661721515324,0.2435342758821866,0.243113787578648,0.2394988465425142,0.22865419353742053],"twin_dists":[0.1330754538018621,0.1647975328026676,0.17844607836985396,0.1834140770919436,0.18358981351487533,0.1925442691005354,0.20176983822400102,0.2055981989760546,0.20727334173153644,0.20738046811133673,0.2079080960524202,0.20795107681133657,0.20919186105219797,0.20937315705185747,0.21009656384723022,0.2117282210761858,0.21329513232146802,0.21527984748036835,0.21713356130430575,0.2176224651391718,0.21810479891723628,0.21828942688390385,0.2184229176555973,0.21957675489371314,0.22310792551772668],"n_dims_used":45,"mean_confidence":0.9102041456434462},"coverage":{"mean_confidence":0.9102041456434462,"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}}