{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003555},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000866","477:4770003781","500:5000002628","500:5000002921","499:4990000424","477:4770002337","499:4990001116","477:4770003611","500:5000005186","500:5000005666","499:4990003148","500:5000003941","499:4990000304","500:5000005014","499:4990001222","500:5000002491","500:5000003604","499:4990000347","477:4770003550","499:4990003429","500:5000001557","499:4990001421","499:4990002307","477:4770003712","499:4990004208"],"twin_admin_codes":[499,477,500,500,499,477,499,477,500,500,499,500,499,500,499,500,500,499,477,499,500,499,499,477,499],"twin_sims":[0.5873439588806945,0.5363237632618258,0.5118014950819865,0.5003691042759598,0.4895061553318835,0.46151785925331723,0.43953856385937584,0.43800147126944644,0.42274448286435246,0.39401983753487885,0.3909793226524085,0.3800809837517289,0.3648871706453356,0.36440629612648656,0.3564522335077798,0.34242465128433947,0.33982505611355235,0.32822574954206396,0.3247648034564165,0.3230035753204259,0.32186283409376243,0.321652275574394,0.3131705594613548,0.2971814066202524,0.2941599821825634],"twin_dists":[0.13398423542426932,0.1449735870537019,0.15032021620686725,0.1528341031162604,0.15523758360335765,0.1615081576923672,0.1665262224115296,0.16688068191806227,0.17042654007902291,0.1772540802640679,0.17798971342383166,0.1806489164859714,0.18441876239601393,0.18453933819221763,0.18654561535069455,0.19014118543961245,0.19081601789126076,0.19386164617141968,0.19478177442438752,0.19525210400423382,0.19555749785846172,0.1956139336524138,0.1979047976665976,0.20232198701274492,0.20317214638752698],"n_dims_used":45,"mean_confidence":0.9251966688368055},"coverage":{"mean_confidence":0.9251966688368055,"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}}