{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001741},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003609","493:4930001442","470:4700002349","470:4700002680","493:4930001583","493:4930001440","493:4930002414","493:4930001897","488:4880001423","470:4700002352","470:4700002682","470:4700002519","470:4700002179","470:4700002517","493:4930002565","470:4700001861","493:4930001444","496:4960012517","470:4700002197","493:4930001748","470:4700007105","493:4930002430","493:4930003120","493:4930002735","493:4930002909"],"twin_admin_codes":[493,493,470,470,493,493,493,493,488,470,470,470,470,470,493,470,493,496,470,493,470,493,493,493,493],"twin_sims":[0.6510352477133647,0.5821773600677576,0.5816478262228247,0.553328176417502,0.5428697955687599,0.5323637952471849,0.5307784646486157,0.5113141778494087,0.5096618423405508,0.5039567485564322,0.4984804092567811,0.49483275363669765,0.49361220752222573,0.49306012214874567,0.4857678827316938,0.4791232847332295,0.47388370271978125,0.457599235428397,0.4447943392550403,0.43109168571278406,0.42490954846352785,0.4241130398161604,0.41658614543913475,0.4096791051714701,0.4069633185952224],"twin_dists":[0.12032736246778594,0.13509196009256477,0.1352055321958225,0.14129532552036364,0.14355517406770418,0.14583328508194623,0.14617782305426075,0.1504270707593517,0.1507895739140383,0.15204357259980483,0.15325090331516106,0.1540571414661719,0.15432729903993947,0.15444956238477178,0.1560683267145007,0.15754983377558365,0.15872270715568249,0.16239624608395015,0.16531785294676368,0.16848024954631996,0.16992020332127994,0.17010635468496255,0.1718727783579727,0.1735058110831202,0.1741512007259432],"n_dims_used":45,"mean_confidence":0.9240870157877604},"coverage":{"mean_confidence":0.9240870157877604,"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}}