{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002324},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001040","490:4900002792","487:4870011345","490:4900002777","487:4870010192","490:4900003483","478:4780001169","490:4900004291","490:4900002802","494:4940008305","490:4900002337","490:4900004991","470:4700005547","493:4930006986","494:4940007906","490:4900001606","480:4800005225","470:4700005291","490:4900001447","490:4900002475","487:4870011563","466:4660003925","490:4900005538","490:4900002646","490:4900002772"],"twin_admin_codes":[490,490,487,490,487,490,478,490,490,494,490,490,470,493,494,490,480,470,490,490,487,466,490,490,490],"twin_sims":[0.48618803360590035,0.46536177571856974,0.429008923139734,0.41870929094462733,0.41863342196156955,0.39291129998287977,0.3487981019191278,0.33196122074468404,0.3200599047034116,0.287449642006859,0.25269399249517555,0.2497174873823004,0.24759930879548078,0.24230361639616085,0.23785629211017603,0.23424351628347295,0.22886401635686052,0.22734126501329396,0.22423422910768354,0.22022300610250417,0.21824503417740537,0.21407908875443188,0.2024349099444983,0.19586888102157768,0.19545642904140267],"twin_dists":[0.15597486113382972,0.1606395859812267,0.16896441798144926,0.1713731548452065,0.17139098985354773,0.17752197695396837,0.18849813505851443,0.19287451246104795,0.1960414064313058,0.20507897876380135,0.21541758111603462,0.21634337961423347,0.217006513258316,0.21868054104635315,0.2201047736444031,0.22127457290981434,0.2230385710311211,0.22354285750615555,0.22457879729075092,0.22593044215901092,0.22660301931380156,0.22803310248150613,0.23213311698281724,0.23451677643694502,0.23466834148832985],"n_dims_used":45,"mean_confidence":0.9112233479817708},"coverage":{"mean_confidence":0.9112233479817708,"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}}