{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000110},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000084","480:4800000083","480:4800000109","480:4800000085","480:4800000108","480:4800000081","480:4800000221","480:4800000063","480:4800000065","480:4800000044","480:4800000104","480:4800000232","480:4800000015","480:4800000025","480:4800000228","480:4800000079","480:4800000013","480:4800000080","480:4800000014","480:4800000202","480:4800000140","480:4800000189","480:4800000138","480:4800000139","480:4800000064"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5065548836664027,0.35815881697573393,0.3193448505654349,0.07688348017415912,0.050731166016531534,0.042757296599414366,0.03580452714863699,0.03493908744537124,0.027148309003765768,0.020104194844023413,0.020069972571294288,0.01568734163973717,0.013828120179559684,0.013614267031685827,0.012879735610966801,0.012091654785641864,0.01145582306875924,0.010270535896320866,0.009128918525064478,0.008425338603779869,0.007164182519514281,0.006620275019479911,0.006175878400636251,0.0056484410209183405,0.004932630303681686],"twin_dists":[0.15147203075443977,0.18611324603740653,0.19623375108596755,0.29418588216679986,0.3171286518960243,0.32609698869296877,0.3351507177540991,0.3363798910215639,0.3488014091351135,0.36303702728332127,0.36311617556566606,0.3743856483944796,0.3800266454477462,0.380717794071924,0.38316716094411724,0.3859366204564501,0.38829027545348294,0.39300612467198726,0.3980312145922282,0.40141561545512267,0.4081722412107732,0.41142213839265757,0.4142611045292933,0.41788014693860376,0.4233144468721469],"n_dims_used":43,"mean_confidence":0.9052658968193587},"coverage":{"mean_confidence":0.9052658968193587,"n_dims_used":43,"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}}