{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008076},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007964","490:4900010808","490:4900011207","490:4900010967","490:4900011944","490:4900010892","490:4900011208","490:4900011349","490:4900010817","490:4900007853","490:4900010296","490:4900010211","490:4900010207","490:4900010561","490:4900011878","490:4900009288","490:4900010900","490:4900007001","494:4940008954","490:4900010807","466:4660004025","490:4900008512","490:4900011216","490:4900011347","490:4900009073"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,466,490,490,490,490],"twin_sims":[0.48839808261063306,0.4406138956321146,0.35052466503014446,0.30946710278405204,0.30782160233311734,0.29505852013814743,0.27415559451940624,0.27360203667889904,0.24287247442895812,0.23147853835375765,0.20169890544311947,0.19074388492917524,0.18141397556064012,0.16619186705458835,0.16539366335434216,0.16385201372537267,0.14488392846009096,0.133614913019247,0.13152762926674028,0.12883044738162805,0.12800234410163802,0.12562378150575942,0.12334326208596219,0.10618835990035294,0.1037707256283187],"twin_dists":[0.1554836254096054,0.16627853556480165,0.1880557645084091,0.19891612123565888,0.19936769191059717,0.2029187824597848,0.20893729205382208,0.20910039693677507,0.2184995938047435,0.22217786997435965,0.23239763117416404,0.23641606735953133,0.2399674071964767,0.24605045240469545,0.2463802758643387,0.24702056564881072,0.2552833187464473,0.2605784184064847,0.26159561164128825,0.26292820360067903,0.2633415696409306,0.2645402525323597,0.2657058116055802,0.27504833403559387,0.276457081116114],"n_dims_used":45,"mean_confidence":0.9216867234971788},"coverage":{"mean_confidence":0.9216867234971788,"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}}