{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010071","490:4900009969","490:4900009971","490:4900009367","490:4900009375","490:4900008947","490:4900007953","490:4900011734","490:4900009465","490:4900009587","490:4900011276","490:4900009974","490:4900008602","490:4900009261","490:4900010086","490:4900011197","490:4900010949","490:4900011196","490:4900011192","490:4900008722","490:4900011544","490:4900011920","490:4900011673","490:4900008173","490:4900012209"],"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":[0.42747520686795376,0.34433991226086985,0.3308930035894241,0.3279714765870605,0.2921873270391382,0.2808361461416092,0.2781756521424431,0.2771952791204984,0.23152649744937986,0.225687066874271,0.21800668955970753,0.2056676042739175,0.20198781961733425,0.19704591578762537,0.1963975493649674,0.19570378724499754,0.19286432686989624,0.19225547061243126,0.1858833481596196,0.18049509783820888,0.17347178234485258,0.16499745792475157,0.16427122579521392,0.1642101044330516,0.15895826410735822],"twin_dists":[0.16932156731724876,0.1896457479425681,0.1931561741312665,0.1939290642054649,0.2037299940023083,0.20698455967826146,0.20775879474299108,0.20804523077732984,0.2221621418283132,0.22409321730037982,0.22668434023909637,0.23097906350340255,0.23229371873237148,0.23408546047380432,0.2343228282081814,0.23457741738516755,0.23562598947929436,0.23585222736962314,0.23825055847122528,0.24032407342104561,0.24309370256220714,0.24654441773234279,0.24684602561362476,0.2468714535736121,0.24908244611929456],"n_dims_used":45,"mean_confidence":0.9236462063259548},"coverage":{"mean_confidence":0.9236462063259548,"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}}