{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009072},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007849","490:4900008514","490:4900009601","490:4900009494","490:4900009295","490:4900010640","490:4900008853","490:4900009404","490:4900008179","490:4900009391","490:4900008522","490:4900010109","490:4900011127","490:4900001527","490:4900008177","490:4900009395","490:4900010386","490:4900008531","490:4900009189","490:4900009510","490:4900009288","490:4900010204","490:4900001397","490:4900009392","490:4900008390"],"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":[0.5472742361175447,0.533433934731286,0.5114963343449482,0.3859303342215279,0.372947489420797,0.3338276155906728,0.29786462845517475,0.2728921250787432,0.26952554074720886,0.2643686758637271,0.2638312373109644,0.26187789320436533,0.2563296221144719,0.2535775173304617,0.2518177172276132,0.23215694650548754,0.2297558203547347,0.2212812268297194,0.22040861367295447,0.20101496101461255,0.19634364052197503,0.19322483013801917,0.19163920357645153,0.19139738434972897,0.18299904589098118],"twin_dists":[0.14260257223945574,0.1456008332177899,0.15038712608924112,0.17921723111547502,0.1824094130937978,0.19238357737432718,0.20213045049430037,0.20930986814760744,0.21030783273979411,0.21185157663282198,0.21201353770793152,0.21260393595149524,0.2142961372170871,0.21514411217465348,0.21568940797081826,0.22195558562051085,0.22274426343650966,0.22557227188267168,0.2258675374073911,0.2326440310423914,0.23434258872676744,0.2354922685224703,0.2360817278938586,0.2361719230023385,0.2393551453331794],"n_dims_used":45,"mean_confidence":0.921832275390625},"coverage":{"mean_confidence":0.921832275390625,"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}}