{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002288},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004258","487:4870002744","487:4870002746","487:4870003268","490:4900001072","490:4900001019","490:4900001464","487:4870004553","487:4870004404","490:4900000184","466:4660004267","487:4870004124","490:4900000173","496:4960008037","487:4870002448","487:4870002538","487:4870002867","466:4660004121","490:4900001084","490:4900000141","490:4900000233","490:4900001330","487:4870004551","466:4660007951","494:4940005488"],"twin_admin_codes":[487,487,487,487,490,490,490,487,487,490,466,487,490,496,487,487,487,466,490,490,490,490,487,466,494],"twin_sims":[0.3793147627153212,0.32455213146655276,0.28004953476620364,0.27304787785813417,0.26530365497826597,0.2571319967597345,0.2522379394499863,0.24949003381790216,0.22858532187654707,0.22097652658301456,0.2109906353279531,0.20906270774613991,0.20041075762843027,0.19880135065151475,0.1967190975896887,0.19402529897658974,0.17870630640559795,0.1783980067160952,0.1783939091046105,0.16497260706893369,0.15704643882323505,0.15583714705772622,0.13668368089426755,0.1339805380353857,0.13061406309973297],"twin_dists":[0.1808372389262498,0.194838492269786,0.20721300711775967,0.20926388204608232,0.21157030271512733,0.2140499971038018,0.21555897697053955,0.21641441495069416,0.22313069941349997,0.22567528445679239,0.22910548155571678,0.22978030846925682,0.23286218369067407,0.23344549399020628,0.23420504129714945,0.23519597114099497,0.24102210557036735,0.24114291201003618,0.24114451864610595,0.24655472254845787,0.24990050004738873,0.2504217048197446,0.25910438185247325,0.26040147101254874,0.26204464677424344],"n_dims_used":43,"mean_confidence":0.9107172766397166},"coverage":{"mean_confidence":0.9107172766397166,"n_dims_used":43,"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}}