{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003066},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000426","488:4880006365","489:4890002069","489:4890002989","470:4700006814","470:4700007994","493:4930005475","470:4700005707","470:4700006946","470:4700006943","489:4890001826","479:4790000691","479:4790001048","472:4720000983","470:4700000262","479:4790001553","470:4700006810","470:4700001178","470:4700006527","488:4880001973","470:4700004315","472:4720004723","470:4700007424","470:4700006647","496:4960000848"],"twin_admin_codes":[479,488,489,489,470,470,493,470,470,470,489,479,479,472,470,479,470,470,470,488,470,472,470,470,496],"twin_sims":[0.4272621975580856,0.3659547490016929,0.3613861214528932,0.30336125685779736,0.29954835144611636,0.293741272702097,0.27746897883333915,0.27213780173947016,0.26209267490148086,0.2589915046311372,0.2529486674139116,0.2501853660564923,0.2500758463039611,0.24699837631765678,0.24167830377877575,0.23835353104141374,0.23792123099443915,0.23615416372160233,0.23530873810569586,0.23270105803428134,0.22909399142814435,0.2285929452107227,0.2229676815711915,0.22154357863046908,0.2182152961351752],"twin_dists":[0.16937121141602465,0.1841513606888131,0.18529847231902713,0.20059878002681944,0.20165952816327354,0.20329036766968214,0.20796520172806574,0.2095328113460755,0.21253888356461204,0.21348142452584093,0.21533869172951894,0.21619738783588274,0.21623154553184995,0.21719530798235337,0.2188797633983319,0.21994468035444664,0.22008385325469956,0.22065445692508615,0.22092844002963458,0.22177761284472972,0.2229626037082002,0.22312817837083584,0.22500382492999868,0.2254836523506914,0.22661316239433096],"n_dims_used":45,"mean_confidence":0.9121832953559028},"coverage":{"mean_confidence":0.9121832953559028,"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}}