{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000394},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000094","466:4660013379","487:4870000050","466:4660013287","490:4900013303","487:4870000216","487:4870000577","487:4870000069","490:4900013304","487:4870000183","487:4870000575","487:4870000057","497:4970003057","487:4870000900","487:4870000058","487:4870000092","487:4870000514","487:4870000040","487:4870000219","490:4900013278","466:4660013678","497:4970002550","487:4870010507","490:4900013366","497:4970002962"],"twin_admin_codes":[487,466,487,466,490,487,487,487,490,487,487,487,497,487,487,487,487,487,487,490,466,497,487,490,497],"twin_sims":[0.34657969197443395,0.33064637662735025,0.12672173140711696,0.11657329594811527,0.11362447951079872,0.1041307115770766,0.08959244054026873,0.08887523179128809,0.08357059596940573,0.07869101724160452,0.07710796425544957,0.07393307986060797,0.06743243325132432,0.06131607444106361,0.06010944928630404,0.05465016501985782,0.05204602065490581,0.0496028829721091,0.049430638704702864,0.04678059381796905,0.044575911516951006,0.044168540458025124,0.03870625869785893,0.0378923682216148,0.03713680821896736],"twin_dists":[0.1890682164423539,0.19322127410076606,0.2639848194191955,0.269265555299918,0.2708657716007343,0.27624571054675556,0.28527984814608126,0.28575467325545956,0.2893645280957683,0.2928504832292269,0.2940186697334002,0.2964209799155566,0.3016125844960464,0.3068840008637361,0.30797445954827285,0.31314584036437876,0.3157647541084532,0.3183226769013459,0.31850694383959705,0.32141177028501516,0.32393528139744576,0.3244129771123157,0.3312056093341874,0.3322861310244654,0.333306958476334],"n_dims_used":42,"mean_confidence":0.9060811542329335},"coverage":{"mean_confidence":0.9060811542329335,"n_dims_used":42,"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}}