{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002954},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000127","470:4700002781","489:4890000096","470:4700002611","489:4890000074","489:4890000064","488:4880005358","481:4810003914","489:4890000180","489:4890000088","470:4700003126","489:4890000003","481:4810006177","489:4890000087","489:4890000063","470:4700002609","489:4890000141","474:4740000951","474:4740003058","489:4890000075","489:4890000181","474:4740003250","488:4880004264","488:4880004515","466:4660006697"],"twin_admin_codes":[489,470,489,470,489,489,488,481,489,489,470,489,481,489,489,470,489,474,474,489,489,474,488,488,466],"twin_sims":[0.7268047469790673,0.6341450904746949,0.4655294379805391,0.4462838787150357,0.3654512394951511,0.3559097970446811,0.3299167060675857,0.306104762067847,0.287534026553365,0.28745662549117124,0.28531043683705654,0.28196558806477234,0.28063776786469063,0.2710146537485422,0.26867298041324056,0.2657534837758934,0.2629324261272814,0.25849128590520315,0.2404980250579774,0.2354662330943855,0.2347457748738502,0.23314624534598666,0.23268343062625296,0.23228475557365547,0.2303813715164896],"twin_dists":[0.1037529572889816,0.12395735729925855,0.16060175804537866,0.16497639024764071,0.18427742825148868,0.18668326675167055,0.1934140349685989,0.19984032396089457,0.20505483585907056,0.2050769805876272,0.20569244290384817,0.20665722475639675,0.2070421359960905,0.20986546852104507,0.21056177974735132,0.21143519884943923,0.21228486243141753,0.21363412010921265,0.21925670826707097,0.2208773507628373,0.22111124097564958,0.22163220035595244,0.22178337428277073,0.22191375608847774,0.22253827265471549],"n_dims_used":43,"mean_confidence":0.9107374146927235},"coverage":{"mean_confidence":0.9107374146927235,"n_dims_used":43,"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}}