{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012848},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002735","490:4900012715","490:4900012502","490:4900012716","490:4900002881","490:4900002894","466:4660006583","490:4900002745","490:4900004825","490:4900005095","490:4900005489","466:4660006726","490:4900005102","466:4660006004","490:4900004262","490:4900004952","490:4900004693","490:4900005364","490:4900005235","490:4900005226","490:4900005230","466:4660005890","490:4900004003","466:4660005889","490:4900004122"],"twin_admin_codes":[490,490,490,490,490,490,466,490,490,490,490,466,490,466,490,490,490,490,490,490,490,466,490,466,490],"twin_sims":[0.37167620595443496,0.3462366351084787,0.32979453471693543,0.3243224073095304,0.3092558765221111,0.30707467772013325,0.2876307913082561,0.28009057596452475,0.2551784549964951,0.25260287217921346,0.2500479285102775,0.2405913942428156,0.24056859978659814,0.23999782305893597,0.23844633097698906,0.23835508399133123,0.23818466207462893,0.23024161703926646,0.2229592363652084,0.22224435332823864,0.2202551824459792,0.21808595630429867,0.2163734797360376,0.21599077598281172,0.2136856000735629],"twin_dists":[0.18272488524156338,0.18915654594036493,0.19344633247103818,0.19489978099361013,0.19897401025599987,0.19957312685911635,0.2050271561273066,0.20720107832383175,0.21465012755349094,0.2154458192957063,0.21624025423492324,0.21922684535592893,0.21923413517011545,0.2194168196456203,0.21991482616667216,0.2199441807006771,0.21999902574637742,0.22258426104811305,0.22500666436286254,0.225247281670971,0.2259195346469652,0.22665728855250136,0.22724319016815106,0.2273745535599204,0.22816914595035293],"n_dims_used":45,"mean_confidence":0.9136463589138455},"coverage":{"mean_confidence":0.9136463589138455,"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}}