{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003474},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003729","490:4900003069","490:4900003872","490:4900003070","490:4900001994","490:4900003873","490:4900002615","490:4900004440","490:4900004305","490:4900003343","490:4900001700","490:4900002466","490:4900002637","490:4900002638","490:4900002146","490:4900002786","490:4900003597","490:4900003067","490:4900001894","490:4900003737","490:4900003477","490:4900004563","490:4900003342","490:4900004014","490:4900003465"],"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":[0.6764087701261903,0.5537515708677975,0.47190512372033117,0.46998704032879984,0.4553361840298389,0.43086904728449915,0.42762900671514836,0.395536370774549,0.3818360910646421,0.34974459989612466,0.3445286442637025,0.3263380196523623,0.3174232885852749,0.29906473368553965,0.29689409805331984,0.29644294978070357,0.2880748272625059,0.28772644478691967,0.2871880740631478,0.2828824135255352,0.2795991266859887,0.2708296133276413,0.2681428401010381,0.26460510631403167,0.25553988166995245],"twin_dists":[0.11484278804998987,0.14120398645453758,0.15916671583060893,0.15959774304509974,0.16291037263708374,0.1685319595661501,0.1692857289484922,0.17688814911307096,0.1802182341393446,0.18825548676363643,0.18959700636411722,0.19436284938012713,0.19675184136683857,0.20179463260126917,0.20240260928779932,0.20252929965614772,0.20490021027190708,0.2049997997573712,0.20515384184563593,0.20639209332024325,0.207343989906086,0.20992035584491023,0.21071994123160337,0.21178039167223767,0.2145388780920012],"n_dims_used":45,"mean_confidence":0.9169096204969618},"coverage":{"mean_confidence":0.9169096204969618,"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}}