{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004065},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004127","489:4890004282","489:4890004520","489:4890004928","479:4790004180","489:4890004324","472:4720005448","479:4790003095","489:4890004337","479:4790001653","496:4960004264","489:4890001336","479:4790002553","479:4790002316","470:4700005732","479:4790001705","489:4890005392","489:4890002420","479:4790003685","479:4790002589","489:4890003888","468:4680001472","489:4890004793","479:4790003775","479:4790001659"],"twin_admin_codes":[489,489,489,489,479,489,472,479,489,479,496,489,479,479,470,479,489,489,479,479,489,468,489,479,479],"twin_sims":[0.8427302909953317,0.7327214029764433,0.5953469043364964,0.5808431874492945,0.5543740925483625,0.5272141407670674,0.5154693734098283,0.5152968696531196,0.5082481616304306,0.5082467304386977,0.4758039226148288,0.4660642067853237,0.4429108520382659,0.44153972920375356,0.4324576794627439,0.42309977433228935,0.41617450604681006,0.4122522820663543,0.41184756289723934,0.40582878518213883,0.4041352221611922,0.40224614453072804,0.4008729087772041,0.38960767767506654,0.38509558783881953],"twin_dists":[0.07597564522647958,0.10242638982457679,0.13226949960989828,0.13537812295765186,0.14106970909628874,0.14695325197399928,0.1495167746956636,0.14955452942083855,0.15109995972221313,0.15110027406645243,0.15829238022121866,0.16048113504919634,0.1657502521743841,0.16606547224387688,0.16816322025172334,0.17034337503220154,0.17196977234934574,0.172896045413678,0.1729918411782714,0.17442138032843915,0.1748253154837436,0.17527677944730377,0.1756055642722677,0.17832244796560603,0.1794209057520049],"n_dims_used":45,"mean_confidence":0.9169583638509115},"coverage":{"mean_confidence":0.9169583638509115,"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}}