{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005317},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000440","477:4770002968","471:4710002438","468:4680001095","476:4760002090","496:4960004080","478:4780007370","484:4840000877","477:4770001899","471:4710001642","489:4890005376","477:4770003126","470:4700006004","489:4890005434","472:4720003489","476:4760004000","467:4670001015","471:4710002340","494:4940005374","499:4990003663","478:4780005500","466:4660002785","494:4940002300","471:4710001490","480:4800001288"],"twin_admin_codes":[499,477,471,468,476,496,478,484,477,471,489,477,470,489,472,476,467,471,494,499,478,466,494,471,480],"twin_sims":[0.06044476770136919,0.04979506849468168,0.043074924166558205,0.03746037397704089,0.03745838841130587,0.024878247660162826,0.022258559641262155,0.02072642584052555,0.020136207253081507,0.0171062973347753,0.014209807944018733,0.013765805767465932,0.013243778160796556,0.012273477644647784,0.009010703064509684,0.008807836124396885,0.008781125246723838,0.008756382669834037,0.007007083884856233,0.005913743802430442,0.00560892184837637,0.0053903405187429605,0.005188959229994015,0.004962879701067053,0.004444001138965032],"twin_dists":[0.3076696320893166,0.31811770528212846,0.32571393833890294,0.33286765720549977,0.3328703431560423,0.35299882997880855,0.35827607604864664,0.3616180493965536,0.3629630961903575,0.3704638103604677,0.37881620064611266,0.38022705798440243,0.3819382084231454,0.38528376513132123,0.3985831798436463,0.3995456618662474,0.39967386241848063,0.3997929275490162,0.40908746886492625,0.41602332596076147,0.4181634502949837,0.4197637748287001,0.4212909824007489,0.4230707670810968,0.4274508612260075],"n_dims_used":45,"mean_confidence":0.9205237494574653},"coverage":{"mean_confidence":0.9205237494574653,"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}}