{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001288},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000958","491:4910002226","491:4910001212","491:4910001024","491:4910002264","492:4920006682","491:4910001882","491:4910000955","491:4910002169","491:4910001935","492:4920007024","492:4920004038","492:4920006915","492:4920005352","492:4920007082","491:4910001585","492:4920004820","492:4920004231","491:4910001757","492:4920004327","491:4910001147","491:4910001356","492:4920003997","492:4920004937","492:4920006959"],"twin_admin_codes":[491,491,491,491,491,492,491,491,491,491,492,492,492,492,492,491,492,492,491,492,491,491,492,492,492],"twin_sims":[0.4128565847158917,0.4035119575602334,0.39246538688157,0.32979016448731413,0.329082406247955,0.3203009343568476,0.3084534203112664,0.2993711678133364,0.2803052510303433,0.2781678497251416,0.27505416316413756,0.26029881578871383,0.2570857174284945,0.2508745465615611,0.25015323713378673,0.2484430164062638,0.2477967974728153,0.2476092068333834,0.24417609272644716,0.23577711312063768,0.2208170183432717,0.22037013634051275,0.21958504835460962,0.21818370691691505,0.21408426608681302],"twin_dists":[0.1727530850854035,0.1749741622464498,0.17762983832054896,0.19344748791682784,0.19363472339456017,0.19597662547252875,0.19919413994266233,0.20170901170858302,0.20713869941290045,0.20776107194755256,0.20867295993649998,0.21308323257925282,0.2140641807573702,0.2159826608791412,0.21620740741167083,0.216741941554669,0.2169445325436361,0.21700340605954468,0.2180859585583851,0.22077657102039483,0.22572924863188598,0.2258805749471191,0.22614692524020102,0.22662393789258165,0.2280313136145247],"n_dims_used":45,"mean_confidence":0.8986359490288629},"coverage":{"mean_confidence":0.8986359490288629,"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}}