{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010909},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009623","490:4900009624","490:4900010831","491:4910004752","490:4900010493","490:4900009626","490:4900010482","490:4900009527","490:4900010662","490:4900009723","490:4900008901","490:4900011291","490:4900010311","490:4900009528","490:4900010563","491:4910005365","490:4900010564","490:4900007780","490:4900010988","490:4900008902","490:4900007783","490:4900011145","491:4910005314","490:4900009625","490:4900008008"],"twin_admin_codes":[490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,491,490,490],"twin_sims":[0.6717267141326888,0.4504912784125416,0.424763903273477,0.3292159835194285,0.3244922126703685,0.32279305474632985,0.30705009403075256,0.3066112421530539,0.2888005709378629,0.2759809405998683,0.2573091276094274,0.23793158292383804,0.23667523304968824,0.23355609632760033,0.22539188031643165,0.22289274462193165,0.20295299245849513,0.20076073460784966,0.19748810827682214,0.19510936427682354,0.17936048999835455,0.1777673557243275,0.17563324657884039,0.1538543240249586,0.15352086733946552],"twin_dists":[0.11585848116642444,0.16401420745353326,0.169954231075536,0.19359936896137078,0.19485447584118382,0.19530841823127404,0.19957989327532805,0.19970073550124198,0.20469297845803427,0.20840088325359535,0.21399572507374148,0.22008051867227715,0.22048590950860714,0.2214984909484126,0.22419170854572792,0.22502902260996918,0.23194731822314762,0.23273576649598476,0.23392388321303262,0.2347960504756135,0.2407662543690197,0.2413904934898254,0.2422329644629205,0.25128273897710707,0.25142833852137886],"n_dims_used":44,"mean_confidence":0.8837494416670366},"coverage":{"mean_confidence":0.8837494416670366,"n_dims_used":44,"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}}