{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005157},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003921","490:4900006553","490:4900005036","490:4900005421","490:4900004614","490:4900005162","490:4900003775","490:4900007529","490:4900002967","490:4900002963","490:4900007046","490:4900002966","490:4900006185","490:4900006424","490:4900005951","490:4900004053","490:4900003779","490:4900003776","490:4900004740","490:4900005555","490:4900002674","490:4900005155","490:4900004608","490:4900005427","490:4900002521"],"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":[0.267097316472688,0.24459423176230377,0.23507792387482693,0.22015927531385926,0.204908079703978,0.18232905440133626,0.17281235778763185,0.16834218755011413,0.15157571748278062,0.15128688861980272,0.147211909191949,0.14674988000931874,0.1408699276093244,0.13941318526102936,0.13607119174667928,0.1262265118514218,0.12553791243324566,0.1113040412860143,0.11016269981240415,0.10805789084447202,0.10736357135323048,0.10658926151640896,0.1015874222344099,0.09635030248864034,0.09507075071163297],"twin_dists":[0.21103243104515798,0.21795358605089593,0.2210033535239008,0.2259520495150209,0.23124908627509977,0.23961348274821856,0.2433578224806149,0.24516757128111225,0.252282319401072,0.2524098094298625,0.2542279186600044,0.25443639429105624,0.2571330074877138,0.2578139883056222,0.2593965848880643,0.26423488836107184,0.264583847215609,0.27214762403252424,0.2727857041936509,0.27397595930268315,0.2743725321013529,0.2748171469352138,0.2777514349181899,0.2809473502115798,0.28174885906810987],"n_dims_used":45,"mean_confidence":0.8973279317220052},"coverage":{"mean_confidence":0.8973279317220052,"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}}