{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011121},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011547","490:4900010965","490:4900011987","490:4900011804","490:4900011408","490:4900011276","490:4900011544","490:4900011410","490:4900011412","490:4900011801","490:4900011984","490:4900011673","490:4900011479","490:4900012209","490:4900011920","490:4900012145","490:4900011789","490:4900011273","490:4900011197","490:4900011607","490:4900008721","490:4900011475","490:4900011122","490:4900011870","490:4900010709"],"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":[0.3495852050932689,0.2802137665941599,0.26426788847120164,0.26009621726645626,0.2222794759654288,0.220031407401933,0.20764941518554997,0.20683887244828877,0.20384685748454412,0.1929712713659163,0.1872372196750045,0.18545229163384835,0.17848214675370283,0.1751334910807176,0.16719119148736622,0.16345652303477007,0.1628120290468401,0.15580417826959866,0.15371500158226117,0.15246945715068608,0.14906803367034413,0.1446765972311931,0.14291649595840153,0.14113375691621277,0.13858710174119085],"twin_dists":[0.18829632576066307,0.20716527882970684,0.21188193398497435,0.21314485925848273,0.22523544794224698,0.22599541462671022,0.230277693485083,0.23056399268600133,0.23162751731647196,0.2355863025746579,0.23773622717059073,0.2384148676468932,0.24110992725955027,0.24243130256498646,0.2456391313360762,0.24718552568131885,0.24745496578583287,0.25043595568735555,0.25134354415708693,0.2518889471125618,0.2533952412492648,0.25537792072689186,0.2561851058758752,0.2570102375798667,0.25820251787953985],"n_dims_used":45,"mean_confidence":0.9172978719075521},"coverage":{"mean_confidence":0.9172978719075521,"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}}