{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002092","491:4910002140","491:4910002971","491:4910001654","491:4910000976","491:4910002539","491:4910002343","491:4910002384","491:4910002093","491:4910002979","491:4910002435","492:4920003290","491:4910002926","491:4910002801","492:4920001080","492:4920002707","492:4920003381","491:4910001169","491:4910001536","491:4910002433","491:4910000549","491:4910001104","491:4910001598","492:4920003287","492:4920000676"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,492,491,491,492,492,492,491,491,491,491,491,491,492,492],"twin_sims":[0.3831962436874012,0.27705025463321037,0.171881406693269,0.1713688972710953,0.10432197792852405,0.1011512561289034,0.09972531837099617,0.08053674505043967,0.07762223706462638,0.06878739543530402,0.055253990520667526,0.05394825985795493,0.05365175362264079,0.053607549882569085,0.05144576952398049,0.05022802464195612,0.048551597112952365,0.04854669695326671,0.04741538405551649,0.0469746243268834,0.04606088128678869,0.042753821615188,0.04114663766755089,0.04055637758110154,0.0392862390312123],"twin_dists":[0.1798851232556299,0.20808765508774624,0.24373192720170198,0.24393849970373016,0.2761336374317733,0.27801261088357615,0.2788726545985009,0.2915120594922783,0.2936370728926987,0.3004979496225807,0.31255340119901787,0.3138413609132023,0.3141374247173784,0.3141816786110455,0.3163837966487288,0.31765834878959015,0.3194557688382802,0.31946109803760064,0.32070366305307285,0.32119448118979316,0.3222244005134186,0.3261011926508118,0.3280770970754612,0.32881913107338223,0.33044730087545326],"n_dims_used":45,"mean_confidence":0.897874281141493},"coverage":{"mean_confidence":0.897874281141493,"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}}