{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007120},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007495","490:4900006992","490:4900007617","490:4900006750","490:4900007240","490:4900007502","490:4900006637","490:4900007366","490:4900006761","490:4900007480","490:4900007370","490:4900006641","490:4900006878","490:4900007623","490:4900007734","490:4900012494","490:4900001282","490:4900003037","490:4900007367","490:4900007606","490:4900006751","490:4900007124","490:4900006617","490:4900007379","490:4900000765"],"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":[0.8263598989398043,0.7484749877675103,0.7260064964348935,0.7208577124789031,0.6946863166170792,0.6754362125094795,0.5936749350397047,0.5814648296834621,0.5768011164436287,0.5289944105995295,0.5179892463977162,0.5121137937429198,0.4993523384961241,0.49411151716491813,0.49285772585949633,0.4862581835682679,0.48199542752059726,0.4765229046995875,0.4756788617130555,0.4645426830837715,0.4587874470301939,0.44249030249039795,0.4388906506640345,0.4369263633744304,0.42171304135897686],"twin_dists":[0.08021258776650124,0.09886127394704436,0.1039314554949165,0.1050801801657802,0.1108575756324838,0.11505392461085924,0.13262765306575006,0.1352447823432056,0.13624542591746427,0.14656580886684512,0.1489656176208745,0.1502517517264628,0.15305842976670506,0.15421675762910894,0.15449439455908162,0.15595925818604847,0.15690866164280268,0.15813140067425838,0.1583203893680607,0.1608244575316556,0.16212667235046477,0.16584689597838256,0.16667557421861856,0.16712889736077885,0.17066814164525326],"n_dims_used":45,"mean_confidence":0.9226899888780382},"coverage":{"mean_confidence":0.9226899888780382,"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}}