{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008338},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009434","490:4900008336","490:4900008672","490:4900009536","490:4900009012","490:4900008670","490:4900008229","490:4900008226","490:4900008564","490:4900010822","490:4900008559","490:4900010986","490:4900010136","490:4900008562","490:4900010318","490:4900008556","490:4900009938","490:4900008786","490:4900009423","490:4900010680","490:4900009633","490:4900008566","490:4900008560","490:4900010649","490:4900008455"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.44909530018066124,0.43274911182230946,0.36630674462564694,0.3513340538819857,0.34203652625087383,0.33459530897336875,0.3152327286210758,0.31256311006996296,0.291389643213082,0.2721691476308923,0.244661361450104,0.2407763535720019,0.21826366469129693,0.21600103241717208,0.21192336404515116,0.20980813607108742,0.20017849339403926,0.19319079967888123,0.19145272584044826,0.17344908363312636,0.1731104693415687,0.16603737523107795,0.1640825664824561,0.16155441607585846,0.15760881856410797],"twin_dists":[0.16433307497411748,0.16809563501758112,0.18406328060263114,0.18784878001112637,0.1902417649511965,0.19218207793612138,0.19734462251568485,0.19807020723340624,0.20395620545305626,0.20952353937638787,0.21793234804877779,0.21916771073660776,0.22659666527274935,0.22737103098623793,0.22878050328468796,0.22951888882751478,0.23294616516829245,0.23550488396609803,0.2361512744082088,0.24310278216097508,0.2432383305145965,0.2461142001662012,0.2469245344879445,0.24798296307776008,0.24965911214488792],"n_dims_used":45,"mean_confidence":0.8889608595106336},"coverage":{"mean_confidence":0.8889608595106336,"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}}