{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001855","474:4740001749","474:4740001446","474:4740001856","474:4740001864","474:4740001553","474:4740001765","474:4740002474","474:4740001451","474:4740001546","474:4740001551","474:4740001235","474:4740001228","474:4740001541","474:4740002764","474:4740001648","474:4740001756","466:4660011686","474:4740001538","469:4690002337","474:4740001545","474:4740001444","474:4740002273","474:4740000930","474:4740001128"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,466,474,469,474,474,474,474,474],"twin_sims":[0.6756338240280263,0.4066406391259227,0.3963749925430875,0.3938056468909092,0.36873423769361374,0.33567625666228884,0.33338866760698804,0.3319382002648737,0.3278559268937681,0.2978073675260172,0.2656092245135123,0.24804634506596127,0.2461459019509352,0.23955746154057087,0.23834826687968602,0.23708395692135992,0.2326151691408157,0.21839192819076864,0.21823915372445282,0.21389448879440318,0.20940203186980405,0.20132194720867902,0.197166631202797,0.19184672943653822,0.18323003174312177],"twin_dists":[0.11501103109858922,0.17422801001705096,0.17668607214879353,0.17730581575258678,0.18345699898772197,0.19189878269756677,0.19249890305466655,0.19288057714397885,0.19395971062297893,0.20214649328503928,0.2114785108820739,0.21686625873912774,0.21746363649634293,0.21955795600786682,0.21994637408759302,0.2203538713772105,0.22180568794459393,0.22655293016940345,0.22660502495082482,0.22809690439625144,0.2296612299603562,0.23253336404270833,0.23404132614826326,0.23600438698281576,0.23926623582609413],"n_dims_used":45,"mean_confidence":0.9169576009114583},"coverage":{"mean_confidence":0.9169576009114583,"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}}