{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011225","490:4900010220","490:4900011757","490:4900011148","490:4900010993","490:4900008116","490:4900009015","490:4900011366","490:4900011498","490:4900011223","490:4900011497","490:4900010829","490:4900011224","490:4900011293","490:4900008884","490:4900008324","490:4900008774","490:4900011430","490:4900010125","490:4900010491","490:4900011431","490:4900011564","490:4900010999","490:4900011832","490:4900009013"],"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":[0.35789890269045477,0.34966110935064215,0.2997710212170708,0.29238773472115626,0.2838140354959403,0.253311271643891,0.24054527622679658,0.2391304509678314,0.23422879828903567,0.22730137662393968,0.2235555435238965,0.21961448802863542,0.21634488066605542,0.21252749178463043,0.17147191298463396,0.17040699066796225,0.16549038244167413,0.11079625020995722,0.10706679896510794,0.10540636830896907,0.10150928402791479,0.1014099263915801,0.10114748073466132,0.09971043051577046,0.09957093193216113],"twin_dists":[0.1861790278441756,0.18827687689740066,0.20159736560931488,0.20367321897764915,0.2061232141020647,0.21522645676131255,0.2192415946591123,0.21969497453609252,0.22127936258630304,0.2235560972738199,0.22480635091396545,0.2261369259832961,0.22725300141095106,0.2285705321118218,0.24389694259646333,0.24432740505332237,0.2463402497525477,0.27243088313777286,0.27454264604671014,0.2755012425318493,0.27779815950058623,0.2778576133494994,0.2780148754265203,0.2788816847254375,0.2789663479807237],"n_dims_used":45,"mean_confidence":0.8868123372395833},"coverage":{"mean_confidence":0.8868123372395833,"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}}