{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003405},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002256","490:4900001946","490:4900004524","490:4900003141","490:4900002849","490:4900003537","490:4900003672","490:4900005076","490:4900009915","490:4900003272","490:4900002555","490:4900010104","494:4940008970","490:4900009814","490:4900009868","490:4900010348","494:4940007760","490:4900011532","494:4940007855","490:4900004798","490:4900011260","490:4900006148","490:4900004110","490:4900008043","490:4900006022"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,490,494,490,490,490,490,490,490],"twin_sims":[0.3549680947158019,0.2201988100598401,0.059979170869672895,0.05126455570105271,0.04019329391751172,0.03924581789930701,0.035061942293575295,0.02442046408927138,0.01666542121979482,0.016516208338666478,0.015772616347166937,0.013861786141253081,0.012672950776927113,0.0106403516159291,0.009894066838512638,0.009117272373782351,0.008330105515349935,0.007415638204625221,0.005854696807510183,0.00579653894087093,0.004186615474737997,0.004183190138604115,0.003996054840021287,0.0034907084874245867,0.0034902598235689855],"twin_dists":[0.18692249530197289,0.22593864511856565,0.30809326873178344,0.3165718634181838,0.32928011434126975,0.3304998423782296,0.3362038355019947,0.35388516243262347,0.3716507395758648,0.372058698017336,0.3741413259350306,0.37991870230076186,0.3838789934008372,0.39148495429153535,0.3946056295854192,0.398085307623397,0.4018929928656863,0.40674417956266873,0.41642998489956967,0.41683415583130656,0.4297987187106408,0.4298308393507855,0.4316230701311695,0.4368747091497018,0.4368796719149839],"n_dims_used":45,"mean_confidence":0.912585194905599},"coverage":{"mean_confidence":0.912585194905599,"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}}