{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":486,"cluster_id":4860000821},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740004066","486:4860000651","486:4860000823","474:4740004067","486:4860000706","486:4860000526","486:4860000600","486:4860000648","486:4860000607","486:4860000880","486:4860000527","474:4740006150","474:4740006148","486:4860000653","474:4740006119","474:4740004337","486:4860000609","486:4860000822","474:4740006128","486:4860000754","486:4860000695","486:4860000652","474:4740004068","474:4740006152","474:4740006129"],"twin_admin_codes":[474,486,486,474,486,486,486,486,486,486,486,474,474,486,474,474,486,486,474,486,486,486,474,474,474],"twin_sims":[0.6666928882289562,0.6511577470283332,0.5527522714736886,0.5237734584301561,0.4885221987276015,0.4210233329209439,0.41638093009488253,0.3951528838438561,0.38121928380616715,0.3782069152579476,0.3687723118184724,0.3620139713144767,0.36177510896235815,0.3437488264306581,0.3406696241015432,0.32962173627556685,0.32017564134894766,0.3187081440506724,0.3177847471440238,0.3042043438466759,0.2998727319909697,0.2932578979458693,0.2908043703079432,0.28794487371779737,0.2719189920300741],"twin_dists":[0.11694846410898715,0.12030098584428947,0.1414195831609612,0.14770287125885578,0.15545605770614965,0.17082983547405642,0.17192112780516697,0.17698062110476875,0.18036948235849964,0.18110985270438745,0.18344750565530174,0.1851403953910754,0.18520051853512084,0.18979849256292725,0.19059647323219053,0.19349202509212604,0.19601029675791845,0.1964052245660323,0.19665425049925989,0.20036528280235413,0.2015689800758512,0.20342697108983807,0.2041224145048098,0.20493735068462082,0.20959755257427043],"n_dims_used":45,"mean_confidence":0.9235410902235243},"coverage":{"mean_confidence":0.9235410902235243,"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}}