{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001452},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003216","490:4900002333","490:4900002491","490:4900002028","490:4900003222","490:4900001722","490:4900004172","490:4900001453","490:4900001710","487:4870001961","490:4900003895","490:4900003330","490:4900001202","490:4900002343","490:4900000918","490:4900002495","490:4900003896","490:4900006060","490:4900005934","490:4900002193","487:4870002297","490:4900001199","490:4900003888","490:4900003490","490:4900002178"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490],"twin_sims":[0.7305064314308147,0.7129381259575629,0.6686233069050173,0.6356202605395314,0.5716600232421215,0.5528609329636119,0.5475092270269124,0.5375828055701847,0.5241846864214535,0.5168148144497458,0.5121629964527319,0.5102127403682729,0.5064467385895904,0.47177056385887434,0.46764235229870316,0.46628090715043674,0.45934130357719205,0.4353110522421199,0.4310464633858382,0.4282062195791837,0.42111065603609193,0.4205568936502626,0.41521452537446574,0.414746735437622,0.4127236619875431],"twin_dists":[0.10292374794632576,0.10683874164925151,0.11653070373463384,0.12364078047087097,0.13734935695890313,0.1413961367389108,0.14255178547908098,0.14470051828402303,0.1476132193943312,0.14922241311295528,0.1502409660988339,0.15066867984484156,0.1514958050563316,0.15919693461401066,0.16012544451993577,0.1604322695007679,0.1620011025526651,0.16750228784194354,0.16849075201023286,0.1691512743216162,0.17080935745126105,0.17093924988752332,0.17219613159200872,0.17230651612350323,0.17278452289784224],"n_dims_used":45,"mean_confidence":0.9169182671440972},"coverage":{"mean_confidence":0.9169182671440972,"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}}