{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011004","490:4900011085","490:4900010496","490:4900011162","490:4900010755","490:4900011234","490:4900010931","490:4900011009","490:4900011895","490:4900010590","490:4900011084","490:4900011773","490:4900010925","490:4900011445","490:4900011159","490:4900011776","490:4900011374","490:4900011375","490:4900011158","490:4900011448","490:4900010924","490:4900010843","490:4900010666","490:4900011320","490:4900011704"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7071208350707763,0.7018994118545934,0.6674179630551895,0.6052548580068783,0.5352831734221969,0.530693658066445,0.5248754209007646,0.47035603922215613,0.4488228441757313,0.43652217337016413,0.3952187801007162,0.3861120994458985,0.35335248394772456,0.33692514514357774,0.336771741516821,0.3282027344041978,0.29936667179522386,0.28649352590659977,0.28275327234701214,0.2768072892580595,0.2763120806990149,0.2579310154662096,0.24224925165706862,0.2392869630093042,0.23592509943916012],"twin_dists":[0.10812450282721243,0.10927457115603664,0.11679158485833097,0.13014767107905917,0.14519937198106722,0.14619626003405367,0.14746266799820826,0.15951477657865593,0.16439535231655458,0.16722227719721183,0.17696472828865936,0.17917290892002882,0.18733368888735827,0.19157208829409617,0.19161218152965076,0.19386774722896083,0.2017102675719158,0.2053528262878273,0.20642940745081875,0.20815876064037786,0.20830380508653143,0.21380536827664542,0.2186978482340698,0.2196447347226788,0.22072862798478946],"n_dims_used":45,"mean_confidence":0.8915458679199219},"coverage":{"mean_confidence":0.8915458679199219,"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}}