{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003818},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003755","479:4790001498","470:4700004833","479:4790001577","496:4960003009","468:4680001159","479:4790001500","489:4890004506","472:4720005384","479:4790000865","470:4700008260","472:4720004363","489:4890004471","479:4790001576","479:4790001980","472:4720005076","472:4720006758","472:4720004729","472:4720005027","489:4890004516","470:4700004138","489:4890004604","489:4890005444","467:4670000330","472:4720001346"],"twin_admin_codes":[489,479,470,479,496,468,479,489,472,479,470,472,489,479,479,472,472,472,472,489,470,489,489,467,472],"twin_sims":[0.5743672708371326,0.5227142715623975,0.4957479262203745,0.477349889951319,0.4089041249210395,0.4040990749553656,0.3998377363721007,0.3994600923880049,0.39413402732507863,0.3918536937742996,0.3859088554321169,0.3736143621341391,0.37245167382305583,0.3482708130077917,0.3402013922551368,0.33891685516902303,0.33824680367664123,0.33748821076608343,0.33708416494912974,0.33202526859886344,0.33200396682496536,0.3266194106418318,0.3259850468793557,0.325491562240993,0.32375964084840053],"twin_dists":[0.1367679166942847,0.14793385844549323,0.15385470229020978,0.15794633699752708,0.17368978717735242,0.17483394527131232,0.17585374608769322,0.1759443585971395,0.17722650424955477,0.17777789285299267,0.17922246922472643,0.18224413910679063,0.1825323876944838,0.18863346309079648,0.19071815356493063,0.1910524309423224,0.19122706998855996,0.1914250111630085,0.19153053763803737,0.19285764043702167,0.19286325173189148,0.1942880370181924,0.19445674342662153,0.19458810940468976,0.1950500250496808],"n_dims_used":45,"mean_confidence":0.9164410909016927},"coverage":{"mean_confidence":0.9164410909016927,"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}}