{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007988},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850008012","477:4770003663","485:4850007986","500:5000002136","485:4850007749","500:5000001170","485:4850007748","485:4850007750","485:4850007987","485:4850007747","485:4850007713","477:4770001764","485:4850007673","485:4850007937","485:4850007961","485:4850007782","500:5000000892","500:5000002135","477:4770001375","485:4850008011","477:4770000904","485:4850007781","500:5000002769","500:5000001803","485:4850007934"],"twin_admin_codes":[485,477,485,500,485,500,485,485,485,485,485,477,485,485,485,485,500,500,477,485,477,485,500,500,485],"twin_sims":[0.6752844437476551,0.6724993881398794,0.6550041464799372,0.6425312761133862,0.6126748975732359,0.5863153102413414,0.5804924696463142,0.5763653175357466,0.5553816596665822,0.5532945400303875,0.5422020508920048,0.538294821194966,0.5174721793277854,0.5171679492609331,0.5158750500968871,0.5131109572078016,0.5117209637879009,0.5038021171846249,0.5002966423678608,0.49716276928008574,0.4911758003864375,0.48720250046459007,0.4866493349131821,0.48574715024185716,0.47266576246667996],"twin_dists":[0.11508686516765783,0.11569099154013068,0.11947234672093453,0.12215657428811612,0.1285587960058758,0.13420472695765476,0.135453355996906,0.13633896667086437,0.14085242636706252,0.14130258237631338,0.14369971546468127,0.14454614717157813,0.14907865963520028,0.14914518360346857,0.14942799920800515,0.15003321647427964,0.1503378726041932,0.15207761357494912,0.15285008601102634,0.15354194536813556,0.15486716255118896,0.1557492876025083,0.15587226986425223,0.1560729394487221,0.1589959494199267],"n_dims_used":45,"mean_confidence":0.9221243116590712},"coverage":{"mean_confidence":0.9221243116590712,"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}}