{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002033","491:4910000776","491:4910000905","491:4910000847","491:4910002215","492:4920005971","491:4910001289","492:4920004433","492:4920006519","492:4920007022","491:4910000777","492:4920005168","491:4910000903","492:4920004335","492:4920004491","492:4920006644","491:4910001410","491:4910002179","491:4910000594","491:4910000900","492:4920003993","492:4920006315","492:4920004994","492:4920006261","492:4920004389"],"twin_admin_codes":[491,491,491,491,491,492,491,492,492,492,491,492,491,492,492,492,491,491,491,491,492,492,492,492,492],"twin_sims":[0.5342926864678682,0.45075787800187095,0.4314381746704907,0.4225025465435299,0.3996346151486219,0.3842617134276408,0.3820504373384731,0.3750058492964374,0.37089584034480033,0.3677423184456161,0.3670293417724929,0.35771177376102886,0.35222181069607933,0.34205038837506013,0.32876959336894496,0.32691180203331843,0.32299109144533394,0.32247297297171545,0.32178219728120255,0.3199525834654014,0.310209946525674,0.3090904262043411,0.30890521055750986,0.3068174433329736,0.3031492101048668],"twin_dists":[0.14541436721514875,0.1639533531338613,0.1683997955391389,0.17048318822750247,0.17590247848277535,0.17962457757620096,0.18016570148340347,0.18189974729550296,0.18291879929846777,0.18370449500170485,0.18388259769629256,0.18622640356258782,0.1876220405295652,0.1902381716433554,0.19371754774448852,0.1942103377812161,0.1952554428682709,0.19539407933722977,0.1955791084250807,0.19607025970860764,0.19871271602433863,0.19901936969586925,0.19907016448951143,0.19964394354049406,0.200657566731031],"n_dims_used":45,"mean_confidence":0.8991531372070313},"coverage":{"mean_confidence":0.8991531372070313,"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}}