{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000202},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000227","480:4800000014","480:4800000170","480:4800000108","480:4800000203","480:4800000085","480:4800000081","480:4800000139","480:4800000104","480:4800000137","480:4800000196","480:4800000131","480:4800000006","480:4800000010","480:4800000132","480:4800000106","480:4800000135","480:4800000044","480:4800000023","480:4800000024","480:4800000166","480:4800000002","480:4800000169","480:4800000136","480:4800000171"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.45488278870342036,0.3464861286207536,0.3453526367787792,0.3390002884112901,0.3174329282184661,0.3009726918621322,0.28258630389832545,0.27481816808570836,0.2741703689608166,0.2710476062909598,0.2329638029120693,0.20414649054870815,0.19144511490820199,0.18382672700449162,0.177064186835538,0.17505984133070696,0.17475783243235188,0.17167818710240806,0.15539183277456864,0.15426408869969088,0.15087846743877897,0.1476845255823949,0.14282946840239785,0.13669195255662456,0.12595902661397665],"twin_dists":[0.16301348784435313,0.18909230233796542,0.18938436931937858,0.1910306983102339,0.1967492379309499,0.20126236112021317,0.20647766668165982,0.20874233133255476,0.2089329415604885,0.20985569645101165,0.22169176984621428,0.23152053190145508,0.2361541138941445,0.2390369252007329,0.24166728107330443,0.24246056605993244,0.24258065613978705,0.2438137842133278,0.2506143799098959,0.25110413689485117,0.2525903937265348,0.25401516559055026,0.25622520792053166,0.2591004423694964,0.2643702688537831],"n_dims_used":43,"mean_confidence":0.9065677731536156},"coverage":{"mean_confidence":0.9065677731536156,"n_dims_used":43,"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}}