{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004420},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002139","490:4900002749","490:4900003994","490:4900003036","490:4900003184","490:4900003310","490:4900003040","490:4900003046","490:4900002890","490:4900003844","490:4900002586","490:4900004543","490:4900003311","490:4900002143","490:4900003853","490:4900002600","490:4900002895","490:4900002290","490:4900003444","490:4900003584","490:4900003987","490:4900001984","490:4900001981","490:4900001282","490:4900004128"],"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":[0.7700104024640149,0.7440437903588927,0.7183597156895257,0.7035037797183005,0.6369822785714989,0.6195233421855367,0.6184155946858099,0.613076099372873,0.6089064050786268,0.6058420768923924,0.5917808545148399,0.5849564421379052,0.5769017959148313,0.5456726734754404,0.5434677209447074,0.5355364339547418,0.5087646077193413,0.5049933735593792,0.49419500737043065,0.4912497350217542,0.48945037314432327,0.4768792352462201,0.4631252810387949,0.46149372801692,0.4521290913530325],"twin_dists":[0.09389687496903502,0.09986923952045355,0.1056359255376928,0.1089215800155894,0.12334841912089226,0.12709197740652933,0.1273292764383894,0.12847287849811376,0.12936577387406628,0.1300219314213838,0.13303343544290172,0.1344960391146518,0.1362238167946946,0.1429488053506752,0.14342577329499964,0.14514441202713546,0.15098654355001134,0.15181543981768897,0.15419827703148528,0.1548507683738753,0.15524996574105085,0.15805164785339176,0.1611446376276154,0.1615136183921928,0.1636405696382541],"n_dims_used":45,"mean_confidence":0.9198621114095052},"coverage":{"mean_confidence":0.9198621114095052,"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}}