{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010377","490:4900010110","490:4900009909","490:4900003427","490:4900010196","490:4900008738","490:4900009703","490:4900002113","490:4900009697","490:4900012014","490:4900001809","490:4900009815","490:4900008407","490:4900009905","490:4900011556","490:4900009704","490:4900008636","490:4900011353","490:4900010194","490:4900011133","490:4900010094","490:4900010559","490:4900008187","490:4900004118","490:4900008739"],"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":[0.5345553658545236,0.46226412901359637,0.44052933879695516,0.3750033232062746,0.3491797480064063,0.2911607558272748,0.27855027185660136,0.27687479053247,0.26310748023456604,0.2533745541677476,0.2526337255320793,0.24762618753825408,0.24323648141528928,0.24245401233474592,0.24219110131318233,0.2325484941591354,0.2142919353658638,0.21202418235848677,0.2073120840266832,0.19669724500486235,0.19521136671452474,0.18775907317769144,0.18362077950434094,0.18228780371879777,0.1764993629929757],"twin_dists":[0.14535734217941548,0.16133933270850528,0.16629800342792372,0.18190037193165945,0.18840025310681585,0.20402118249969328,0.20764950440632635,0.20813900208840994,0.21223197330491236,0.21520687973058394,0.21543625711780282,0.2169980756508414,0.21838395111777367,0.2186326751108779,0.21871636336433786,0.2218274871565501,0.22795958400546623,0.22874543461647412,0.230396752507222,0.23421304193199774,0.2347585004211013,0.23753867367783352,0.2391160116580244,0.23962941020365672,0.24189017872904414],"n_dims_used":45,"mean_confidence":0.9171477423773872},"coverage":{"mean_confidence":0.9171477423773872,"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}}