{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004470},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004335","490:4900002368","490:4900004055","490:4900003780","491:4910002161","490:4900004195","490:4900003630","490:4900003245","490:4900005419","490:4900003241","490:4900002965","490:4900003635","490:4900003775","490:4900004054","490:4900003235","490:4900007669","490:4900002967","490:4900005951","490:4900003240","490:4900004193","490:4900003244","490:4900005422","490:4900002369","490:4900005288","490:4900003632"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5217261279235745,0.3935996570414753,0.3038950431520923,0.26862705635453904,0.25494639333925245,0.24774927092279142,0.23948623138142572,0.23222484272542732,0.21752004350555676,0.19786929359174404,0.19018439367405557,0.18735277428276614,0.17937314684144884,0.1775930818654004,0.17426443584490764,0.1742470210615454,0.15175227568273464,0.14772249694890108,0.14371190960009317,0.1207542658491908,0.12034539607836378,0.10365809624666308,0.10312681797581592,0.0996832152728095,0.097927556712985],"twin_dists":[0.14814944928630472,0.177355582728947,0.20045090153625345,0.21057547302512253,0.21472161028992626,0.2169594455879375,0.21958080119428963,0.22193336256505825,0.2268505649307587,0.23378479873223748,0.23662555515619155,0.2376924494223769,0.24076131080883154,0.24145902007523423,0.24277716807953983,0.24278411135912753,0.2522044739334695,0.253998094233362,0.25581941947833564,0.2670490854466557,0.26726322718271994,0.27652333030693216,0.2768365897279562,0.27889819467489585,0.2799707965224627],"n_dims_used":45,"mean_confidence":0.8979643079969618},"coverage":{"mean_confidence":0.8979643079969618,"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}}