{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001394},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001337","480:4800001507","480:4800001505","480:4800001911","480:4800001351","480:4800001503","480:4800001739","480:4800002202","496:4960010297","480:4800002484","499:4990000799","480:4800001561","494:4940001105","480:4800001850","480:4800001745","480:4800001285","480:4800002169","480:4800001679","480:4800002389","472:4720006811","480:4800002487","496:4960009970","472:4720005207","469:4690001965","480:4800001960"],"twin_admin_codes":[480,480,480,480,480,480,480,480,496,480,499,480,494,480,480,480,480,480,480,472,480,496,472,469,480],"twin_sims":[0.35563875098474174,0.33216103076511044,0.221961267910207,0.18671209492816337,0.1597498056467599,0.14619253484452926,0.1375911316786284,0.12565413817238483,0.12549253316325695,0.1231052668068819,0.12243515480733334,0.12078256550672853,0.11968272071037235,0.09495898589449098,0.09478233196189052,0.09343474454314814,0.09003931681056018,0.08802383558767589,0.08459953707610163,0.0845486185834595,0.08311146530913717,0.08195907540907181,0.07967029584022764,0.07879893104309418,0.07668086694737844],"twin_dists":[0.18675208931319742,0.19282188270590717,0.22534270611845103,0.23793540933931523,0.24874584957714602,0.2546885250515583,0.2586732569282875,0.26452484623322553,0.26460689486075356,0.2658283913510748,0.26617450534784987,0.26703428426305464,0.2676114806386786,0.2818192707719627,0.28193069578081337,0.2827861215081396,0.28498551731371136,0.286322299851183,0.2886503348360312,0.28868551415625293,0.28968548013750417,0.29049733752279705,0.2921372630541071,0.29277154007004813,0.29433714139270684],"n_dims_used":43,"mean_confidence":0.9189666038335755},"coverage":{"mean_confidence":0.9189666038335755,"n_dims_used":43,"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}}