{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012433},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012292","490:4900012434","490:4900012506","490:4900012362","490:4900012507","490:4900012435","490:4900012364","490:4900012363","497:4970000565","490:4900012294","490:4900012584","497:4970000439","490:4900010391","490:4900012439","490:4900011559","490:4900012510","490:4900012436","497:4970000777","497:4970000214","490:4900004603","497:4970000215","490:4900012226","490:4900009722","490:4900012293","490:4900012225"],"twin_admin_codes":[490,490,490,490,490,490,490,490,497,490,490,497,490,490,490,490,490,497,497,490,497,490,490,490,490],"twin_sims":[0.5003899359086762,0.427272506962686,0.39159064543045724,0.30157493274275604,0.289891383582291,0.2288294452533282,0.19304546430739078,0.1729235547300883,0.13784961183918662,0.12928627528336556,0.10574164066226092,0.09645710061217237,0.08285863237078031,0.06815454525984568,0.06238761451222506,0.05832203682143002,0.057632115982383235,0.05645157500313503,0.05626347626237592,0.05525976296699296,0.053049735301284706,0.04442030894687812,0.04272986324481103,0.04208939478914731,0.04131011943937645],"twin_dists":[0.15282950841021897,0.169368808464255,0.17784159434045535,0.20109476074403412,0.2043820876312846,0.2230499952134784,0.23555877870559042,0.24331323421983841,0.25855084377347365,0.2627015237180289,0.2753067429944092,0.2808808314546115,0.28986282645732775,0.30101630699145804,0.30593029286484374,0.3096233527055395,0.31027095460864806,0.311394069680333,0.31157480611573973,0.31254776351215807,0.3147427427638407,0.32411731144237493,0.3261301847757071,0.32691033651913565,0.32787316740078687],"n_dims_used":44,"mean_confidence":0.8885896856134589},"coverage":{"mean_confidence":0.8885896856134589,"n_dims_used":44,"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}}