{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005964},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006692","490:4900006214","490:4900007184","490:4900005963","490:4900006690","490:4900005702","490:4900007064","490:4900006569","490:4900006456","490:4900005961","490:4900006812","490:4900004764","490:4900006815","490:4900006570","490:4900006086","490:4900005834","490:4900006325","490:4900006693","490:4900006326","490:4900005709","490:4900006813","490:4900006814","490:4900005322","490:4900003950","490:4900007297"],"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":[0.15380302292613773,0.13979047782081994,0.13728458472830765,0.07631729537698419,0.06684623237432674,0.06525152777474832,0.06044321915730415,0.05794356794665085,0.04834325803450597,0.04460858896854188,0.0420796446617413,0.03342786468902328,0.03257155209673804,0.030770311705161108,0.02775350994502091,0.027608831974890103,0.02749145298645977,0.026515269113980496,0.024965025747435803,0.022937770549946928,0.02139530436639527,0.020926233278429077,0.02000005060322329,0.019608743309738486,0.01615528405422918],"twin_dists":[0.25130512387243176,0.257637108762086,0.2588186571005579,0.294609371621297,0.30210047158043785,0.3034456081466038,0.30767103662406164,0.3099778197798272,0.3196827466393196,0.3238971217958285,0.32692229012733387,0.33858981034715907,0.3398801192192375,0.34269174325011087,0.3477335961701022,0.34798702834332473,0.3481934821984943,0.34994051078609,0.35283240796831106,0.3568581476591721,0.36013349018463064,0.3611702651496077,0.3632782556553973,0.3641945423475105,0.37305903789404793],"n_dims_used":45,"mean_confidence":0.905736796061198},"coverage":{"mean_confidence":0.905736796061198,"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}}