{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010307","490:4900009622","490:4900010305","490:4900011139","490:4900010910","491:4910005416","490:4900009724","490:4900011361","490:4900009928","490:4900007885","490:4900009823","490:4900010221","490:4900009419","490:4900010123","490:4900008118","490:4900010306","490:4900010477","490:4900011140","490:4900009625","490:4900010303","490:4900010841","490:4900010028","491:4910003839","491:4910005314","490:4900010212"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,491,490],"twin_sims":[0.5179267295415668,0.4892500259075892,0.3703069286571837,0.30453894531697634,0.2884579363566214,0.28188791163331683,0.24362922739370804,0.22692360022260807,0.2106347571497067,0.20982739028133274,0.1928019344683784,0.1770401187416215,0.17503051767115752,0.17036964134329335,0.16813403589740858,0.16702603171926841,0.15877230508501539,0.13258555129912802,0.129514993912404,0.10523251859538811,0.09793385067754536,0.08522991460272125,0.08388645889963016,0.0757156878332147,0.0754106021604004],"twin_dists":[0.14897928371241695,0.15529444090623146,0.18306527268760725,0.20027271728207555,0.20479077689371109,0.20667971149416323,0.21825930361510282,0.22368156534696226,0.22922973234654676,0.22951214480366627,0.23564915026087202,0.24167676879195676,0.24247221976854508,0.24434253735551797,0.24525267819207036,0.24570698848773784,0.2491617005920753,0.2610785497125099,0.2625880110882005,0.27560228641282036,0.279966924450851,0.2882162025899108,0.2891445430107762,0.29506213913717505,0.2952928546648192],"n_dims_used":44,"mean_confidence":0.883728720925071},"coverage":{"mean_confidence":0.883728720925071,"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}}