{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000874},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001057","489:4890003406","500:5000000261","485:4850008913","470:4700007824","489:4890003089","475:4750011828","485:4850006988","500:5000004511","485:4850007010","500:5000005716","477:4770000054","500:5000000166","485:4850008943","500:5000000239","470:4700008709","485:4850006830","499:4990001573","485:4850008798","475:4750004621","470:4700006911","470:4700008485","500:5000000309","485:4850005612","489:4890003080"],"twin_admin_codes":[500,489,500,485,470,489,475,485,500,485,500,477,500,485,500,470,485,499,485,475,470,470,500,485,489],"twin_sims":[0.5605523763358352,0.32373400739580327,0.29944833794222436,0.25239976933682673,0.24740531061243953,0.22675969902317306,0.21768837207807218,0.20702021785840147,0.2038695719131206,0.1970083841420205,0.19593471086152545,0.19387391919967994,0.1931811356946399,0.19112264739850174,0.19032290921128614,0.18778501321966407,0.1846676951199948,0.1824218169559199,0.17988269622385178,0.17942748831931563,0.1783945001004586,0.1782816750993534,0.17780347977073654,0.17700598715337026,0.17608833694377404],"twin_dists":[0.1397382607387361,0.1950568719759063,0.2016874576588655,0.21550878419807423,0.21706742940171878,0.22373604369991482,0.22679304034926567,0.23049987162578178,0.23161940324653582,0.23409918609640198,0.23449260622031953,0.2352519398278902,0.23550846678705736,0.23627449246760618,0.2365736513520432,0.23752886383439994,0.23871462918203076,0.2395776751444427,0.24056249401184693,0.24074008870792188,0.24114428692041032,0.24118853476579907,0.24137629505217006,0.24169022514487848,0.24205270215314753],"n_dims_used":45,"mean_confidence":0.9184699164496528},"coverage":{"mean_confidence":0.9184699164496528,"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}}