{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001916},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001743","480:4800001633","480:4800002017","480:4800003885","480:4800001915","496:4960011447","480:4800004043","496:4960010881","480:4800001464","493:4930004080","472:4720000938","480:4800001352","480:4800003890","480:4800001398","496:4960008328","496:4960004248","496:4960009438","480:4800001286","490:4900005278","480:4800004544","480:4800003544","480:4800001678","496:4960011093","480:4800001964","496:4960007964"],"twin_admin_codes":[480,480,480,480,480,496,480,496,480,493,472,480,480,480,496,496,496,480,490,480,480,480,496,480,496],"twin_sims":[0.7696567108278732,0.35428759189118375,0.2998302820887838,0.23309805369385914,0.2249479363333321,0.20081290685721137,0.18074689311572392,0.1765114086049795,0.17218080236305058,0.16740553331282973,0.16598725405590023,0.1579680745240288,0.15447509460000597,0.15392501846003184,0.15200482492471334,0.1514998114407863,0.14982179125520273,0.14957577607399014,0.1424795277048091,0.1421824681168628,0.13971214208576108,0.13669364317696195,0.13667217988910055,0.13203647262404752,0.12787651835824032],"twin_dists":[0.0939793711366348,0.18709557348968053,0.20158082634760063,0.22164793249218404,0.22433999535000743,0.2327169340602468,0.24022621047869933,0.24188541985031772,0.24361145654987573,0.24555113932844894,0.24613489079593112,0.24950523890612003,0.2510123023327618,0.2512519008887203,0.25209323920078436,0.25231580727171715,0.25305928036466313,0.25316879576461015,0.25638664312442194,0.25652391459521007,0.25767380422705355,0.25909963721231893,0.2591098596471383,0.2613465238517698,0.2634045552687865],"n_dims_used":43,"mean_confidence":0.9198776954828307},"coverage":{"mean_confidence":0.9198776954828307,"n_dims_used":43,"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}}