{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008070},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007840","490:4900008294","490:4900008629","490:4900007967","490:4900008292","490:4900011284","490:4900008628","490:4900009280","490:4900008082","490:4900008747","490:4900011487","490:4900009386","490:4900009285","490:4900008739","490:4900009071","490:4900010094","490:4900007955","490:4900007841","490:4900008187","490:4900009393","490:4900008738","490:4900011355","490:4900008746","490:4900008524","490:4900007962"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8032052667698003,0.6964681759934259,0.643706904613775,0.5725721253259466,0.5126725788591273,0.5119783410507595,0.48246463167837417,0.4719713105076722,0.47174558397664323,0.4627205893176389,0.45168073495249855,0.4388413875601962,0.43558706659625196,0.4343364261181146,0.42558123134131615,0.42458023495254005,0.41874172785854125,0.4182645831060438,0.41349231958084554,0.40523919943318737,0.40085413961747496,0.39531694662010336,0.38611235527340565,0.38435079180975645,0.3837792074814103],"twin_dists":[0.08598141740145022,0.11046711602142387,0.12190390115796076,0.13715343175066855,0.1501292769333422,0.15028144539423546,0.15680403236433618,0.1591518529883418,0.1592025447886927,0.16123611722186582,0.16374280412347536,0.16668693349718391,0.16743844620030413,0.1677278465613815,0.16976333764084947,0.1699971492700116,0.17136553011167313,0.1714777147915764,0.17260278698257175,0.17456191802653415,0.1756100615752642,0.1769410548188232,0.1791728465452373,0.17960281034853592,0.17974252480268696],"n_dims_used":45,"mean_confidence":0.9230756123860677},"coverage":{"mean_confidence":0.9230756123860677,"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}}