{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011208},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011207","490:4900011349","490:4900011216","490:4900008076","490:4900010892","490:4900007964","490:4900011944","490:4900010209","490:4900010808","490:4900010296","490:4900011350","490:4900010725","466:4660004648","490:4900011878","490:4900007601","490:4900001393","490:4900009806","490:4900010727","490:4900010900","490:4900010211","490:4900011813","490:4900007720","490:4900010967","490:4900010807","494:4940008954"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.5518136061070561,0.37560036736277713,0.3070311744073812,0.27415559451940624,0.24332758180862088,0.23351436969281972,0.2029625401352468,0.18566086740619162,0.17175274700831542,0.16728936815315934,0.1631630000314898,0.15040144279061318,0.1482824654813585,0.141388149913357,0.13717108196552516,0.13459761729544734,0.1210158832942475,0.12098138329120565,0.11246070971274565,0.11074839683879303,0.10873210705401021,0.09956673173953402,0.09652147931901602,0.0842224681287423,0.0805240638070423],"twin_dists":[0.14162215379100704,0.18175279578822548,0.19958510092634138,0.20893729205382208,0.2183550266112692,0.2215120967625175,0.2319438972192262,0.2383353297040486,0.24378374336893266,0.2455988175873725,0.24730814165984855,0.25280176705775725,0.25374671619150846,0.2568920204807308,0.2588725549139415,0.26010365111931755,0.2669123560246433,0.2669303738771153,0.27150610967123034,0.2724576286743949,0.27359275497438584,0.2789688985650483,0.2808407614194396,0.2889112515014019,0.2915211709179888],"n_dims_used":45,"mean_confidence":0.917041524251302},"coverage":{"mean_confidence":0.917041524251302,"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}}