{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880004954","488:4880005052","488:4880004400","488:4880005714","488:4880004402","466:4660002605","488:4880004232","470:4700002671","488:4880006221","470:4700002672","488:4880005804","466:4660000868","488:4880004324","488:4880004663","488:4880005525","466:4660002324","488:4880004845","470:4700002661","488:4880006390","488:4880005061","488:4880004868","488:4880004951","488:4880004952","488:4880004760","488:4880004584"],"twin_admin_codes":[488,488,488,488,488,466,488,470,488,470,488,466,488,488,488,466,488,470,488,488,488,488,488,488,488],"twin_sims":[0.5237689758737323,0.4585815213822258,0.4481598842760413,0.4424954332067733,0.4396506517562919,0.43553680356897434,0.4239716706226265,0.41818269897467686,0.41560984003579227,0.4143831742342892,0.4115910228293215,0.4069934298302394,0.4051414322889352,0.3958067901198309,0.39578406236435404,0.38670539221429523,0.38230011125236074,0.3749380234698395,0.3748140391026439,0.3717244355072684,0.3703696631535637,0.3670494049764034,0.3656313942726531,0.35745865752745404,0.35684666801507575],"twin_dists":[0.1477038485893589,0.16217337344688665,0.16454694952875706,0.16584571670737566,0.16650039355915972,0.16745007075045992,0.17013940917852435,0.17149697259672075,0.17210289087085487,0.17239234290282243,0.17305258468094994,0.1741440345512524,0.17458523128948955,0.17682296648057583,0.1768284440522679,0.17902830741130055,0.18010452846500322,0.1819165195678411,0.1819471828199618,0.18271290723548192,0.1830496639408829,0.18387758350826464,0.184232311477603,0.18629050564821859,0.18644558944697565],"n_dims_used":45,"mean_confidence":0.9177144368489584},"coverage":{"mean_confidence":0.9177144368489584,"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}}