{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000418},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000234","490:4900000091","490:4900000267","490:4900000249","490:4900000269","490:4900000181","490:4900000227","490:4900000933","490:4900000707","490:4900000935","490:4900000156","490:4900000033","496:4960008589","496:4960009284","490:4900000236","490:4900001198","490:4900000031","490:4900000620","490:4900000095","490:4900000436","490:4900000575","490:4900000182","490:4900000618","490:4900000165","490:4900000291"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,496,496,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6750136753094843,0.5739704519738501,0.5659705716068384,0.553562924273389,0.5377561782555035,0.5240458963368813,0.5163756096236201,0.514670343601975,0.5118718643753157,0.49250114889103824,0.4852162924511221,0.482771690547145,0.4774831411221334,0.46955247410087503,0.46631947539252844,0.46099487396510885,0.4466425537020605,0.44658541757616005,0.4439530794244392,0.4431662364798604,0.41296088790940394,0.40381460670629943,0.3911256714169896,0.39094707196968487,0.37891854855735585],"twin_dists":[0.11514562891035027,0.1368531247952626,0.13857226756834545,0.1412446819312824,0.1446629259485421,0.14764347525744126,0.1493184837361448,0.14969167910577602,0.15030478839364278,0.1545733919625021,0.1561910696957411,0.15673557766397903,0.15791652763313607,0.15969548002971123,0.1604235732513569,0.1616265275854246,0.16489423231944936,0.16490731821550947,0.1655108969740647,0.16569158119987254,0.17272841921631463,0.1749018713318,0.17795424433228962,0.1779975305349787,0.18093469299682194],"n_dims_used":45,"mean_confidence":0.9176339043511285},"coverage":{"mean_confidence":0.9176339043511285,"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}}