{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000612","477:4770000402","477:4770000269","477:4770000658","477:4770000662","477:4770000442","477:4770000760","477:4770000044","477:4770000713","477:4770000446","477:4770000086","477:4770001660","477:4770000395","477:4770001129","477:4770000839","477:4770000759","477:4770000495","477:4770000963","477:4770001372","477:4770000903","477:4770000709","477:4770000453","477:4770000394","477:4770000960","477:4770001251"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8871609369493983,0.8171188610276247,0.7866253575812674,0.7802537007899232,0.7794900503426299,0.7681702307405727,0.7607657873568433,0.7555166288873958,0.7531963382279013,0.7495059073637563,0.7451479053246555,0.7404596707787932,0.7396003374802083,0.737018427984291,0.7276689000854064,0.7253000436566922,0.7080929379996527,0.7068277980541273,0.7064725457955064,0.7052710270506258,0.7046966653006707,0.703733188255527,0.7023818055389902,0.701502924975474,0.7011558076419117],"twin_dists":[0.06355332721293133,0.08254353044479533,0.08998028083849546,0.09149215728665455,0.09167250364948572,0.09432570696182123,0.09604211540369029,0.09725049602092758,0.09778252543766312,0.09862615543977139,0.099618481238503,0.10068148176936297,0.10087583487341278,0.10145889095875105,0.10355959714074134,0.10408933471092535,0.10790997932385056,0.10818914450520047,0.1082674945348367,0.10853235890200655,0.10865890294556373,0.10887107822321883,0.10916847075847419,0.10936175419437259,0.10943806482018986],"n_dims_used":45,"mean_confidence":0.9217232598198785},"coverage":{"mean_confidence":0.9217232598198785,"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}}