{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000049","490:4900000177","490:4900000047","490:4900000162","490:4900000625","490:4900000524","490:4900000246","490:4900000186","490:4900000832","490:4900000029","490:4900000195","490:4900000934","494:4940008435","490:4900000948","490:4900004326","496:4960008171","490:4900000504","490:4900000017","490:4900000520","490:4900004464","496:4960008383","490:4900000626","490:4900000597","490:4900001208","490:4900001328"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,496,490,490,490,490,496,490,490,490,490],"twin_sims":[0.8676867879033302,0.6561432875375198,0.652309377380896,0.6222144236267281,0.6062759606122535,0.5936190815501824,0.5824678587978324,0.567376114430439,0.528431986262849,0.5017965541424702,0.47473792850508156,0.47129226886952164,0.4615201781608571,0.44937008019191416,0.4459486119609953,0.4410716987691443,0.43451243897083686,0.4098882595814203,0.4021755680305563,0.39691657147973397,0.39158428877676593,0.35767499957872434,0.3307493224851345,0.325621884052181,0.32176595863992796],"twin_dists":[0.069193848905733,0.11922677239965158,0.12005297564990673,0.12651541887944717,0.12992902521585428,0.1326396181578613,0.13502965852999782,0.13827002420495693,0.1466881796541141,0.15251938159303655,0.15853120199932544,0.15930437107792778,0.161507632948025,0.16427028077983472,0.16505320900324244,0.1661731589625962,0.1676870967666066,0.17345618521070935,0.17529366474491606,0.17655567603301045,0.17784313395582343,0.18623571523508503,0.1931940971452596,0.19455340692046386,0.1955834607271685],"n_dims_used":45,"mean_confidence":0.9177970886230469},"coverage":{"mean_confidence":0.9177970886230469,"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}}