{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003606},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003668","489:4890003605","489:4890004108","489:4890003979","479:4790000838","489:4890003919","479:4790001735","489:4890003796","479:4790001870","489:4890003981","489:4890003797","479:4790000974","479:4790002036","489:4890003916","479:4790002138","479:4790001734","479:4790002555","489:4890004425","470:4700008386","479:4790002121","479:4790001813","489:4890001732","489:4890003482","479:4790002898","489:4890003731"],"twin_admin_codes":[489,489,489,489,479,489,479,489,479,489,489,479,479,489,479,479,479,489,470,479,479,489,489,479,489],"twin_sims":[0.7669300065590187,0.713704313857354,0.6737162524676933,0.6498300530834862,0.5683604577499785,0.5661423461921442,0.4920189784064463,0.4811220860322923,0.4749677617983848,0.4726855973334466,0.47048671461100916,0.4653760621777167,0.4520055861491169,0.42743692485448054,0.4254669043778255,0.41743102020588685,0.41508787950877707,0.41398573477592254,0.40254311006513976,0.3996275542223308,0.3915698461512724,0.38318329523795486,0.3821927686202909,0.38014982389249075,0.3756450823439943],"twin_dists":[0.09461420809168694,0.10666902900929091,0.11542711464843289,0.12058682239653887,0.13805840688572507,0.1385353248860844,0.15468024058599297,0.15710349627270292,0.15847969604959736,0.15899149763943504,0.15948540052052643,0.16063636248843835,0.1636687276168868,0.16933048859907557,0.16979003044424373,0.1716738303859471,0.17222601095566803,0.17248620467032372,0.17520574562026825,0.17590417272717268,0.1778466320799712,0.17988829174664062,0.180130826309186,0.1806320058889509,0.18174174785638728],"n_dims_used":45,"mean_confidence":0.917401123046875},"coverage":{"mean_confidence":0.917401123046875,"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}}