{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010374},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009703","490:4900009797","490:4900010113","490:4900010389","490:4900009697","490:4900005493","490:4900010544","490:4900002564","490:4900010196","466:4660004894","490:4900008735","466:4660004554","490:4900009909","490:4900008738","490:4900003559","490:4900010009","490:4900011556","490:4900011946","490:4900011555","490:4900009591","490:4900005484","490:4900010366","490:4900004117","490:4900010475","490:4900008747"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,466,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.14616602901446507,0.1431854863816727,0.12900330254874343,0.11211426028731458,0.09350400323227759,0.06615504548982463,0.06329408407545223,0.05555730234246,0.047795822823986096,0.04719725189568825,0.043705207977170965,0.04364938389444022,0.042585266052081766,0.04149801835051815,0.03927240218610115,0.038199275557346805,0.038071834394024465,0.03756694615600188,0.03673815063086641,0.03623826122806803,0.031446274012164176,0.031051709106499233,0.030745672996283686,0.03038767100857211,0.03014632128888987],"twin_dists":[0.2547005334105296,0.25606127045969124,0.26284217274607247,0.2716977221099676,0.28274192087434363,0.3026802383747488,0.30513393267754013,0.3122578278599566,0.3202830743066823,0.32094609004840896,0.3249608130855439,0.32502714740638544,0.32630545342184897,0.3276396181344967,0.33046528158329197,0.3318763932775357,0.3320461943012111,0.3327236697249834,0.3338526973701952,0.33454416443414986,0.34162050328817883,0.3422433716088236,0.34273116891760075,0.34330710142270643,0.34369866031119817],"n_dims_used":45,"mean_confidence":0.9180601331922743},"coverage":{"mean_confidence":0.9180601331922743,"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}}