{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008998","490:4900009114","490:4900009325","490:4900008447","490:4900007880","490:4900009214","490:4900009333","490:4900009220","490:4900008558","490:4900009001","490:4900009431","490:4900008561","491:4910005151","491:4910005256","490:4900008121","490:4900009107","490:4900007906","490:4900008335","490:4900009427","490:4900009533","490:4900008454","491:4910004698","490:4900010399","490:4900008882","490:4900008334"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,491,491,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.18867290215386942,0.14345792964680537,0.12029806783148905,0.11557524564207919,0.09738950695604039,0.09038224381278617,0.08244082148940968,0.08202591450271246,0.06476591048097785,0.06459025226661885,0.05806553904153658,0.05773295011372591,0.05241550319271983,0.04333699491115986,0.04029583840925507,0.039957610970573966,0.03846900509350456,0.03423439170078673,0.0338326959263567,0.02970725609703749,0.02960029365351186,0.02957518741992166,0.02850878888980302,0.023711452997043237,0.021608583806418138],"twin_dists":[0.23719365854523136,0.255936021462852,0.2672880507769947,0.2698036420709933,0.28030253136386957,0.2847604356039115,0.29015684465666824,0.2904500008862982,0.303860556984601,0.304011279199625,0.30986337598624286,0.31017590803983647,0.31538664816483986,0.32539967253014374,0.3291495653228984,0.3295812308987491,0.33151858525227235,0.33740004719506045,0.3379895941822615,0.3444179309629016,0.34459453572434223,0.34463606773193134,0.34642874003330393,0.3552867087915284,0.3596686117480846],"n_dims_used":45,"mean_confidence":0.8817567613389757},"coverage":{"mean_confidence":0.8817567613389757,"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}}