{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001679","491:4910001117","491:4910001386","491:4910001448","491:4910001323","491:4910001456","491:4910001073","491:4910001632","491:4910002259","491:4910001129","491:4910001389","491:4910001253","491:4910001259","491:4910001507","491:4910002113","491:4910001193","491:4910001260","491:4910001396","491:4910001186","491:4910001968","491:4910002257","491:4910001065","490:4900002374","491:4910001059","491:4910001256"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491],"twin_sims":[0.7555111016164384,0.6696523280860377,0.6023158164701383,0.5274473619773984,0.523971162857963,0.5218216888312669,0.5195313294306039,0.5188435024833632,0.49838527028256036,0.48144211317746205,0.47770934464967657,0.44225232707825823,0.41528284995427844,0.3870599930846941,0.3706600405704585,0.3657352971078945,0.34791444082178025,0.3463255799855837,0.34220721680574234,0.33728698401678936,0.3326637454685649,0.32276514540406254,0.3160252157697173,0.3123022436992508,0.3106415310038339],"twin_dists":[0.09725176490325882,0.11630789534761869,0.13077701282587537,0.1469024794824389,0.1476597677043924,0.14812859592217625,0.14862864509785556,0.14877891803388998,0.15327191044413108,0.15703208813989258,0.15786593023707468,0.16590159932126453,0.17218001351117287,0.17894193176859888,0.18297743326329063,0.1842062958219468,0.18872498659155845,0.18913364017766687,0.19019752435344114,0.19147755793215018,0.19268954460378276,0.19531588551448126,0.19712990161399163,0.198141297849366,0.19859466786626423],"n_dims_used":44,"mean_confidence":0.8930886008522727},"coverage":{"mean_confidence":0.8930886008522727,"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}}