{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002879","489:4890002794","489:4890003199","470:4700008297","470:4700007737","470:4700008007","470:4700007742","489:4890002883","489:4890002880","489:4890002882","489:4890002710","470:4700008296","470:4700008300","489:4890002717","470:4700008020","470:4700007741","470:4700007560","489:4890003048","470:4700007276","470:4700007460","479:4790000252","470:4700008010","489:4890003131","470:4700008471","489:4890003049"],"twin_admin_codes":[489,489,489,470,470,470,470,489,489,489,489,470,470,489,470,470,470,489,470,470,479,470,489,470,489],"twin_sims":[0.8866657238278185,0.881865328113755,0.8784503690442458,0.8721923039052536,0.8546897172007369,0.8466109497143053,0.8441681098133955,0.8292678715303611,0.8259267957603267,0.8220453879506823,0.8190210841337058,0.8160449205728931,0.8150120697459211,0.8149638869803937,0.8143339708028252,0.8057987990014026,0.8052762799321764,0.8005584836784153,0.7924457931672048,0.7843531444290952,0.781444296899356,0.7806355371279317,0.7792084534574654,0.7742381818143136,0.7720813145626951],"twin_dists":[0.06370134534611899,0.06512293862871354,0.06612024002979892,0.06791960060049129,0.07277997081258138,0.07494872396739916,0.07559623906810796,0.07947046301724672,0.08032275260615342,0.08130592452686483,0.08206699932043332,0.08281184232198721,0.08306940262137533,0.08308140633839618,0.08323824257813721,0.08534665082682996,0.08547475160870606,0.08662651479416354,0.08858757254846637,0.09052091902863046,0.0912106238284221,0.09140191434701245,0.09173896159877513,0.09290805887257082,0.09341315013589578],"n_dims_used":44,"mean_confidence":0.9124402132901278},"coverage":{"mean_confidence":0.9124402132901278,"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}}