{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002292},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002291","500:5000001536","485:4850008818","499:4990003123","500:5000001679","485:4850008723","500:5000002191","500:5000001928","500:5000002755","485:4850008522","500:5000002044","485:4850008903","485:4850008942","500:5000001678","473:4730001103","500:5000002190","485:4850008863","500:5000002049","485:4850008077","500:5000002093","485:4850007981","500:5000002753","500:5000001751","485:4850008541","499:4990003142"],"twin_admin_codes":[500,500,485,499,500,485,500,500,500,485,500,485,485,500,473,500,485,500,485,500,485,500,500,485,499],"twin_sims":[0.6815850653149483,0.6167244674895535,0.5472113270563403,0.4970551473273058,0.47949739165929034,0.47888078472397433,0.47103830933699825,0.46292614986834546,0.4627753181787617,0.4494407246654475,0.43611602151680734,0.42756002011019306,0.41396696880116457,0.40714480623594906,0.4014304078832866,0.40141544696040315,0.40111187181636837,0.39087312562934046,0.38140851735329834,0.37979199126345303,0.3789346168129383,0.37861367379464783,0.37613879392726546,0.3754667933627575,0.3753493074331955],"twin_dists":[0.11371758711834333,0.12769151312636207,0.14261616891681636,0.1535657267070412,0.1574662496247514,0.15760402506309076,0.1593614313015571,0.1611896472457299,0.16122374425274213,0.16425413905514183,0.1673161448443994,0.16930180351888877,0.1724906375234329,0.17410801203479326,0.1754720246220901,0.17547560716649802,0.17554831435899887,0.17801545522462914,0.1803230676083119,0.1807199237138265,0.180930739838148,0.1810097145758749,0.18161980704505978,0.18178580235235023,0.18181483825472985],"n_dims_used":45,"mean_confidence":0.9192276000976562},"coverage":{"mean_confidence":0.9192276000976562,"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}}