{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002606","490:4900002487","490:4900001050","490:4900002335","490:4900003726","490:4900000782","490:4900003465","490:4900002004","490:4900004586","490:4900003342","490:4900004150","490:4900004037","490:4900003753","490:4900002469","490:4900000556","490:4900004457","490:4900002171","490:4900002640","490:4900004306","490:4900003056","490:4900001709","490:4900000902","490:4900004593","490:4900001849","490:4900003477"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5818318119929711,0.5337176153844443,0.5319702061344221,0.5217300456631476,0.4995072588999462,0.48311570152062744,0.4587535291667484,0.4570197715453391,0.45336061904292063,0.4318475286245786,0.42388756918584153,0.42216451583276304,0.41011694917683095,0.40192871435914385,0.398970618017757,0.38518468938516465,0.3806053642571174,0.3661024844959625,0.35975293936540165,0.35220072999895197,0.3509737720456441,0.349697986389134,0.3488056899221732,0.3468719865605629,0.34493319528540783],"twin_dists":[0.1351660708348837,0.14553922915685905,0.14591880334475799,0.14814859433722305,0.15302424181220767,0.15665890118531717,0.1621343639371055,0.16252780250064477,0.16335994863569045,0.16830477813936418,0.17015907568989236,0.17056235918952717,0.17340193697463235,0.1753527345488586,0.1760618619131998,0.1793991553427567,0.18052013953622784,0.18411438756246198,0.18571032301931217,0.1876274212363949,0.18794088385402352,0.18826742873371363,0.1884961883920976,0.18899299352768165,0.18949257548050097],"n_dims_used":45,"mean_confidence":0.9170533921983507},"coverage":{"mean_confidence":0.9170533921983507,"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}}