{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000941},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001056","489:4890000879","489:4890000940","489:4890000710","489:4890000885","489:4890001369","489:4890000595","489:4890001059","489:4890001520","489:4890000882","489:4890000997","489:4890001525","489:4890001510","489:4890000881","489:4890001134","489:4890000495","489:4890000762","489:4890000999","489:4890000747","489:4890000711","489:4890000704","489:4890000939","489:4890000362","489:4890000597","489:4890000548"],"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":[0.8113874168820725,0.7821144410409948,0.7684710689847063,0.7623607364722212,0.7462116524782354,0.7339714700552831,0.7224569064055698,0.7217787552764855,0.7211801786240007,0.7201100468027793,0.717179498058794,0.7122527464328172,0.7116636415342559,0.707698872404053,0.6876220233537363,0.6821097438862095,0.677664044207862,0.6764246243305502,0.6710023118899466,0.6641612597850715,0.6606345192362003,0.6566807771776928,0.6559897145126306,0.6544344234740616,0.647853995558285],"twin_dists":[0.08396958342860132,0.09105196501574313,0.09425566320265111,0.09567359546595319,0.09937664500710351,0.10214529269685674,0.10472386514988366,0.1048750148126412,0.10500836556181635,0.10524662345144403,0.10589815077114934,0.10699048118581643,0.10712085074614985,0.10799695748523845,0.11240199475934348,0.11360339284500154,0.11457015001433095,0.11483934549721646,0.11601546220093681,0.11749590584414524,0.11825776522743141,0.11911087368194068,0.11925988403880194,0.11959513752054919,0.12101207178143712],"n_dims_used":45,"mean_confidence":0.9146283467610677},"coverage":{"mean_confidence":0.9146283467610677,"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}}