{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002512},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001924","489:4890001923","489:4890002516","489:4890002595","489:4890002020","489:4890002003","489:4890002097","489:4890003176","489:4890002093","489:4890002002","489:4890002955","489:4890002922","489:4890001841","489:4890002010","489:4890001671","489:4890001931","489:4890001669","489:4890003098","489:4890001769","489:4890001754","489:4890001925","489:4890001756","489:4890001932","489:4890003086","489:4890001851"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.4182886941794715,0.4069162911010634,0.3977526510737648,0.3877665308405802,0.36486331734159044,0.3610449542329046,0.3456341635343784,0.33977548724885953,0.3322275385360483,0.32670151217365084,0.3189939464006211,0.29803525957547766,0.2900114868307987,0.28967131812957625,0.2735015346605709,0.2695382797781288,0.2682366632014185,0.2534100910731367,0.2529891173755107,0.25048787844731707,0.24181893838228016,0.240359220358899,0.23695455387089942,0.23667865685990758,0.23524323937504377],"twin_dists":[0.1714720445688026,0.17416239327301716,0.17635453306574275,0.1787699409179261,0.18442474154932179,0.1853844282880523,0.18931178099998539,0.1908289123596375,0.19280436846435695,0.1942662157135491,0.19632823040887665,0.2020826555188272,0.20434789986836802,0.2044447518668665,0.20913003141571962,0.21030404201408368,0.2106919360416645,0.21519588742514337,0.2153261663974646,0.21610308802819786,0.21883492864718251,0.21930111704638403,0.22039565890951623,0.22048480282960228,0.22094969352947802],"n_dims_used":45,"mean_confidence":0.916495853000217},"coverage":{"mean_confidence":0.916495853000217,"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}}