{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007777},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008014","496:4960007776","490:4900001700","494:4940004766","490:4900003757","496:4960006360","490:4900004305","490:4900003475","490:4900001430","490:4900002763","490:4900001720","490:4900003477","490:4900002318","490:4900002469","490:4900001696","490:4900002762","490:4900001573","494:4940005772","490:4900002786","490:4900003458","490:4900003068","496:4960006616","466:4660003714","490:4900003202","490:4900002161"],"twin_admin_codes":[496,496,490,494,490,496,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,496,466,490,490],"twin_sims":[0.7903863496263634,0.7219081283712924,0.589197877198884,0.5221939006761399,0.47593329975249793,0.4647583937289416,0.4283653912240538,0.4258819502226911,0.4180041612720446,0.41748875995889245,0.40790041615176525,0.4012909715410143,0.38868238720136056,0.3862058289329579,0.3821031355071863,0.38006570628909503,0.37890762755383006,0.37591722011256684,0.3748262494318409,0.37307110354058975,0.3713907331248529,0.3711548646358472,0.3673879290770234,0.3673551498051675,0.36231052050255064],"twin_dists":[0.08908166783682529,0.10484618536597938,0.13358690484116836,0.14804738001875686,0.15826340692460797,0.1607757600508751,0.16911421034356391,0.16969314066150978,0.17153896731478988,0.17166024033911903,0.17392829087860143,0.17550541640717063,0.17854721616186783,0.1791500575014949,0.1801527882199553,0.1806526695989409,0.18093737986005573,0.18167452342064183,0.18194416279584943,0.18237876627787042,0.18279579934024526,0.18285441162719115,0.18379300039290744,0.18380118886445876,0.1850657801377679],"n_dims_used":45,"mean_confidence":0.917407735188802},"coverage":{"mean_confidence":0.917407735188802,"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}}