{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000408},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008369","490:4900000501","490:4900000496","490:4900000818","490:4900000813","490:4900000500","490:4900000109","496:4960008469","490:4900001020","490:4900000410","490:4900000235","490:4900001162","490:4900001179","490:4900000655","490:4900000589","490:4900000467","490:4900000808","490:4900000222","490:4900000703","490:4900000775","494:4940008874","494:4940008734","496:4960007904","490:4900000246","494:4940007721"],"twin_admin_codes":[496,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,494,494,496,490,494],"twin_sims":[0.6547024135025209,0.6353963036270671,0.6108538143830718,0.570354487945228,0.5672527921068374,0.5535166513267913,0.5525765963853514,0.5285272579526158,0.5283820958447065,0.5035597491551888,0.5018377552518278,0.4966836039486724,0.4954432552505838,0.47611639013114315,0.4578655667691175,0.450893639396406,0.4465629300915302,0.44638415543352816,0.4456904429021439,0.43998776720129007,0.4331568157040771,0.4256593465817708,0.4255483586057904,0.42339530328790403,0.4221723246091802],"twin_dists":[0.1195373807843284,0.12368884722605784,0.12894876819268525,0.13762985188544197,0.13829653946354514,0.14125466441369314,0.1414574909629891,0.1466674487192895,0.14669903603447038,0.15213097483131796,0.1525103013182565,0.15364783832621173,0.15392208453597755,0.15822240923862368,0.16233580069589176,0.16392236923981035,0.16491246870205845,0.1649534183823713,0.16511237756326194,0.16642272625874582,0.16800111636219478,0.16974510117963645,0.1697710123888199,0.17027422120451494,0.17056052997740215],"n_dims_used":45,"mean_confidence":0.9151769002278646},"coverage":{"mean_confidence":0.9151769002278646,"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}}