{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003987},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004481","489:4890004049","489:4890003925","489:4890003801","489:4890004480","489:4890004474","489:4890003873","470:4700006702","489:4890003680","489:4890004796","470:4700006569","489:4890003746","479:4790001979","489:4890003924","489:4890003682","489:4890005382","489:4890004574","489:4890004752","470:4700006567","479:4790001978","489:4890003988","489:4890004220","489:4890004329","489:4890005063","470:4700006156"],"twin_admin_codes":[489,489,489,489,489,489,489,470,489,489,470,489,479,489,489,489,489,489,470,479,489,489,489,489,470],"twin_sims":[0.9169075877961526,0.8628760434422009,0.8518618372796001,0.8133927432824082,0.8064470034071596,0.732817109739858,0.7191336955920068,0.7128462749117184,0.7092259734487393,0.6985109965305324,0.6945670375361518,0.6922396425053016,0.6827578994709851,0.6560762862282876,0.6466736852101904,0.6404193682927244,0.6250191634917279,0.6208327850722926,0.617711779684394,0.6051604572875569,0.6043329015332265,0.6013441141854108,0.5947701535676363,0.589411489892385,0.5887903570300468],"twin_dists":[0.05409661022477589,0.07053613199663042,0.07354404236193286,0.08347226522306694,0.08518758501323592,0.10240487901167435,0.10546384022905447,0.10685908103503063,0.10765977439177352,0.1100190012746541,0.11088369989103887,0.11139311064939215,0.1134622870180275,0.11924121862444137,0.12126598107819342,0.12261032821145708,0.12591436610238813,0.12681144731685373,0.12748003699356822,0.13016788490195863,0.13034508835099268,0.13098509286599366,0.13239304135792967,0.13354112804540283,0.13367423817403407],"n_dims_used":44,"mean_confidence":0.9154441139914773},"coverage":{"mean_confidence":0.9154441139914773,"n_dims_used":44,"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}}