{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":665,"cluster_id":6650000521},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650000686","491:4910000268","665:6650000932","491:4910000267","665:6650000547","492:4920004526","492:4920004525","491:4910000269","497:4970002684","492:4920005654","497:4970003071","491:4910000232","665:6650003407","665:6650000983","665:6650000884","491:4910000266","491:4910004012","665:6650000593","665:6650001730","497:4970003070","497:4970001380","492:4920005067","487:4870002694","492:4920005472","487:4870001325"],"twin_admin_codes":[665,491,665,491,665,492,492,491,497,492,497,491,665,665,665,491,491,665,665,497,497,492,487,492,487],"twin_sims":[0.024760187038648834,0.009527310155478657,0.009220726704099283,0.008733333728480371,0.002413357461487572,0.0013833254504670536,0.0008727940172740504,0.0005866372876898586,0.000566933885875624,0.0005090837702245751,0.0004337907821944327,0.00036963583873597753,0.00033655262124294614,0.00028647878523271664,0.00024349759789272748,0.00022415654111115752,0.00022037656235771846,0.00020333781117828944,0.0001413327499891533,0.0001374998619498638,0.0001063918064149263,0.00008663543176312682,0.00007678886525235758,0.0000757235398918754,0.00006496463372946091],"twin_dists":[0.35322605307551186,0.39621693653708917,0.3976069376709604,0.3999041136910904,0.45089969434234994,0.47125884052858286,0.4874641600908182,0.5010228423814145,0.5021716877715515,0.5057739421327144,0.5110836893162632,0.5163386348255593,0.5193926117133962,0.5245979597563923,0.5297988819506532,0.5324272967123386,0.5329658064010243,0.5355064471432833,0.5468438820841222,0.5476912809696564,0.5555344415334698,0.5617368607658777,0.5653480115020023,0.5657646754928299,0.5703151650562464],"n_dims_used":45,"mean_confidence":0.9053866916232639},"coverage":{"mean_confidence":0.9053866916232639,"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}}