{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001828},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001022","491:4910001639","491:4910000952","491:4910001935","491:4910001768","491:4910001930","492:4920004517","491:4910000958","492:4920005266","491:4910001882","492:4920006687","491:4910000954","491:4910000957","491:4910001757","492:4920005267","492:4920004431","492:4920004765","491:4910000449","492:4920006675","492:4920005330","492:4920005616","491:4910001884","491:4910001591","491:4910001018","492:4920005843"],"twin_admin_codes":[491,491,491,491,491,491,492,491,492,491,492,491,491,491,492,492,492,491,492,492,492,491,491,491,492],"twin_sims":[0.6428391481750786,0.5543187840520256,0.486983847676395,0.42841352563111146,0.3989731954105858,0.3915244893929088,0.3693535621442914,0.3691758947178298,0.3650410861129152,0.36431693191924036,0.3534803375691347,0.3468241090346214,0.34352330548361587,0.3415956489745263,0.3380929476332346,0.3135479840960709,0.30250577432131676,0.287234855787424,0.28497672631576004,0.2838923994354485,0.27557252611201877,0.26650841574823114,0.2639343647126831,0.26204752835773953,0.24945457834182155],"twin_dists":[0.12209041048539933,0.1410816381542835,0.1557978943816382,0.16910300309943788,0.17606124301180023,0.17785761825604135,0.18330263839049152,0.18334690706621068,0.18438018613730603,0.1845617544622248,0.1873011130269326,0.1890053126645582,0.18985680703994604,0.1903560887453625,0.1912671965927228,0.19780211626312702,0.20083609585194306,0.20514044949944407,0.20578839057229623,0.20610062145956629,0.2085207136211445,0.21120877835761234,0.21198244353970977,0.21255255463004274,0.21642549167569275],"n_dims_used":45,"mean_confidence":0.8986615498860677},"coverage":{"mean_confidence":0.8986615498860677,"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}}