{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003763},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["484:4840002027","498:4980003989","498:4980004162","498:4980004219","484:4840002030","498:4980004044","498:4980004103","484:4840002671","498:4980004225","498:4980003479","484:4840002212","484:4840002119","468:4680005817","498:4980004043","498:4980003936","484:4840001405","498:4980004278","498:4980004164","498:4980004284","498:4980003878","484:4840001932","498:4980003931","484:4840008324","468:4680005683","498:4980004101"],"twin_admin_codes":[484,498,498,498,484,498,498,484,498,498,484,484,468,498,498,484,498,498,498,498,484,498,484,468,498],"twin_sims":[0.7663617065281254,0.6989704716641635,0.6007509721758553,0.5868231395272027,0.5398308527942721,0.518424470898048,0.5152060594694057,0.44433142105423473,0.4235737347457183,0.41441076833964224,0.40848947557393517,0.40587028617370235,0.40074523828942443,0.3994244956653261,0.3888247417453894,0.38508971934362146,0.3812113274435775,0.37585358745684033,0.3714027088921897,0.3684686019651971,0.36707421190836087,0.3617540157668524,0.3571806337465921,0.35518669479564635,0.3545487596273523],"twin_dists":[0.0947462680809542,0.10991813985447339,0.1311121108436028,0.13409587041306947,0.14421325574970964,0.14887048914342846,0.14957440567692326,0.16542406151402864,0.17023247798722282,0.17238582755399107,0.17378828577994287,0.17441149129819872,0.17563615744842362,0.17595290174199935,0.17851261954417413,0.1794223383832989,0.1803714341189855,0.1816902400519766,0.1827928239063888,0.18352324572671655,0.18387138395948452,0.18520582879314362,0.18636094250167315,0.18686693328810786,0.18702912809846176],"n_dims_used":44,"mean_confidence":0.9368045113303445},"coverage":{"mean_confidence":0.9368045113303445,"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}}