{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013171},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013172","490:4900012610","490:4900012394","490:4900012950","490:4900013029","490:4900012993","490:4900013175","490:4900012339","490:4900012478","490:4900013141","490:4900013245","490:4900012939","490:4900012334","490:4900013176","490:4900013212","490:4900012539","490:4900012756","490:4900013211","490:4900012994","490:4900013067","490:4900012270","490:4900012940","466:4660009840","487:4870001088","490:4900013066"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,487,490],"twin_sims":[0.6989203601353529,0.42758997904470947,0.39100747401714897,0.39045604206576684,0.38491200584776464,0.3556755907488763,0.34438455656385625,0.3386609192977622,0.3258360126423108,0.2827803449466634,0.27921233542118196,0.27504186200695635,0.27093191593463684,0.2595237844036278,0.2153794673618573,0.21065162143193022,0.20822289437627461,0.20430573338063754,0.19794993826555476,0.1952649862390741,0.19254476314664518,0.19169859472789152,0.18889200434778625,0.1872301691603578,0.1773006228759451],"twin_dists":[0.10992914133110405,0.16929482265578605,0.17798289017605914,0.1781165865534074,0.17946572715808048,0.18674273356825563,0.18963421690688018,0.19111911489932829,0.1944964048285028,0.20642158422463328,0.20745657470747128,0.20867657499401077,0.20989000763550655,0.2133191459301141,0.22758471149744094,0.2292238411601269,0.23007558973434308,0.23146371728012846,0.23375539736457734,0.23473876697936355,0.23574467035865,0.2360595879873817,0.23711111077517008,0.2377388988644864,0.24157412596012204],"n_dims_used":45,"mean_confidence":0.9114250183105469},"coverage":{"mean_confidence":0.9114250183105469,"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}}