{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010845},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011710","490:4900011451","490:4900011090","490:4900010585","490:4900011304","490:4900011246","490:4900010999","490:4900010764","490:4900011017","490:4900011515","490:4900011635","490:4900011367","490:4900011524","490:4900010254","490:4900011081","490:4900010424","490:4900010929","490:4900010253","490:4900011097","490:4900011080","490:4900011511","490:4900011301","490:4900010837","490:4900011006","490:4900011177"],"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":[0.30311349287998407,0.26569142244905164,0.26483043018624447,0.2438285576072705,0.23573168365092792,0.20786803473335735,0.19772862657193635,0.18623927561129588,0.17146337331335137,0.15172972132678567,0.15166150894362654,0.14897137071887123,0.14564476893251094,0.1431152675700815,0.13351149144549077,0.12827762485303276,0.11822486125486559,0.11776791869623403,0.11684466629350537,0.1158667841151018,0.11289142518010781,0.11239093712794339,0.10781799989135474,0.10484707028116522,0.10079662811178024],"twin_dists":[0.20066747113363095,0.21145383018872738,0.2117125876258326,0.21819609097002454,0.22079129272481343,0.23020060344307483,0.23383610283229336,0.23811508857695365,0.2439003868669075,0.2522144145618958,0.252244485162501,0.253438415878466,0.2549370163615793,0.25609358049146197,0.2606285361866536,0.2632039332978951,0.268382846300039,0.2686261168767788,0.26911986095130325,0.26964609491313524,0.2712685255237596,0.2715446624779863,0.27411275320271467,0.2758267783819986,0.2782256115869907],"n_dims_used":45,"mean_confidence":0.8928412543402777},"coverage":{"mean_confidence":0.8928412543402777,"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}}