{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008011},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009833","490:4900010673","490:4900008120","490:4900011075","490:4900010650","490:4900008345","490:4900008344","490:4900010489","490:4900007899","490:4900011160","490:4900011076","490:4900011073","490:4900010996","490:4900009437","490:4900010141","490:4900007902","490:4900008123","490:4900008005","490:4900008009","490:4900007788","490:4900010745","490:4900010586","490:4900010660","490:4900010919","490:4900010593"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.19448833048410785,0.178667966722238,0.17242956731003375,0.16686331997698595,0.15859884036553432,0.1562516750009349,0.13571973325716957,0.1209705355944139,0.11921055950000811,0.11375527372525306,0.11138479899993015,0.10819071182232405,0.10688286896963171,0.10647834674122038,0.10085058265950289,0.0980142370177377,0.09695174875502403,0.08736113908172212,0.08090235139021798,0.07130295113817488,0.06970467179606056,0.06962860139744174,0.06860786057485438,0.06577086270775552,0.06272907435824425],"twin_dists":[0.2350249655884741,0.24103712081881334,0.24351147265989317,0.24577388714810114,0.249235691044841,0.25024271150506555,0.2595647020501453,0.2669360399681896,0.2678605141881677,0.2707941213367302,0.2721026673148719,0.2739003215524681,0.27464826099627176,0.2748810402456757,0.27819316703716623,0.2799174876272487,0.28057349488504635,0.2867671457966475,0.29124986578975093,0.2984750569264033,0.29975346428982624,0.29981490127113986,0.30064460821305017,0.30300463026745356,0.30562920417312334],"n_dims_used":45,"mean_confidence":0.8869260999891493},"coverage":{"mean_confidence":0.8869260999891493,"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}}