{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000065},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000063","480:4800000081","480:4800000083","480:4800000085","480:4800000084","480:4800000108","480:4800000014","480:4800000109","480:4800000080","480:4800000110","480:4800000079","480:4800000138","480:4800000202","480:4800000189","480:4800000104","480:4800000044","480:4800000082","480:4800000025","480:4800000227","480:4800000139","480:4800000188","480:4800000006","480:4800000010","495:4950000813","480:4800000221"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480],"twin_sims":[0.1597704292865732,0.10460335628731418,0.09971710334761245,0.08373687601580027,0.08044977727560054,0.0742168932581627,0.06472095416981015,0.04507963662727899,0.03285725014603809,0.027148309003765768,0.022708502910238525,0.021729568035582153,0.01869263952487986,0.017268467336311755,0.017265096201712946,0.015142266733022795,0.014521430236506854,0.011124109983911161,0.009944190298755679,0.008681993357254874,0.00843884394093393,0.007975086974328744,0.007110128458612185,0.006962993688428856,0.006905569303064208],"twin_dists":[0.24873709578086106,0.27596905341059885,0.27887763723428494,0.28924863853562793,0.2915745686264661,0.29620287753818897,0.30389909956495215,0.32334963807595557,0.3394464384590293,0.3488014091351135,0.3573326458058457,0.3594066771768496,0.3664037781654384,0.37003395936391403,0.3700428588633788,0.3759755518515739,0.37784904782805107,0.38956460074744675,0.3943895708768773,0.40015272190336537,0.4013483084812069,0.4037167907201943,0.408485096184494,0.4093476453770952,0.4096887376360673],"n_dims_used":42,"mean_confidence":0.9032023293631417},"coverage":{"mean_confidence":0.9032023293631417,"n_dims_used":42,"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}}