{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007060","490:4900005302","490:4900005953","490:4900004197","490:4900005952","490:4900005031","490:4900005300","490:4900005685","490:4900005553","490:4900005154","490:4900005955","490:4900003927","490:4900006926","490:4900005423","490:4900005824","490:4900005429","490:4900005164","490:4900005028","490:4900005556","490:4900006322","490:4900004745","490:4900005299","490:4900004888","490:4900004194","490:4900007413"],"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":[0.6356157683444832,0.4840148160359752,0.3316605041210943,0.3074783688555534,0.30651002129833566,0.2994226123559083,0.29849199548669275,0.28986010919019944,0.26267492192981656,0.25431692902345887,0.2528553889882228,0.2527802048153629,0.24434435259115792,0.24083371211830262,0.23255422088211766,0.2261163634908998,0.2223006356765308,0.21857263746902067,0.2185681239492543,0.21600391861790244,0.2141012646931168,0.2126741072396003,0.21148107532420699,0.21106091816341427,0.205570262555015],"twin_dists":[0.12364174462545088,0.156458578368815,0.19295375356433578,0.1994620595141947,0.19972862182904436,0.2016946425980345,0.20195479954923629,0.20439099136983432,0.21236270227689258,0.21491571434895199,0.21536758025612318,0.21539086989041903,0.21803267406388396,0.2191493782294433,0.2218256146581202,0.22395013176885833,0.2252283192884664,0.22649134143275126,0.22649287929931247,0.22737003974054862,0.2280254404776825,0.22851963528757757,0.22893448287742002,0.2290809599319348,0.23101363184110668],"n_dims_used":45,"mean_confidence":0.8977317810058594},"coverage":{"mean_confidence":0.8977317810058594,"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}}