{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003392},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003639","474:4740003722","474:4740003634","474:4740003475","474:4740005443","474:4740003474","474:4740003816","474:4740003554","474:4740003563","474:4740003575","474:4740003988","486:4860000339","474:4740003637","474:4740003820","487:4870009717","486:4860000378","487:4870013331","474:4740003806","487:4870012650","486:4860000858","474:4740005452","487:4870009030","487:4870013288","487:4870009718","474:4740003485"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,486,474,474,487,486,487,474,487,486,474,487,487,487,474],"twin_sims":[0.5366219285602941,0.45769045503884526,0.3370292643054758,0.27382177738288926,0.252396731284349,0.2476099997872401,0.2237624419956102,0.21954622990905054,0.21417021863704344,0.21317036714839308,0.21006400673036182,0.20174011539105274,0.1945175845172849,0.1925343448078827,0.1923783922853054,0.18795029661924192,0.1871910549986273,0.1784617485114206,0.17815778576119184,0.16939680647227692,0.1658929741402559,0.16479611708112843,0.1644639522309115,0.1592141552066791,0.15548496940683257],"twin_dists":[0.14490890779087778,0.16237554185643283,0.19154488155809823,0.20903562648182028,0.21550972628439458,0.21700315713838123,0.22473693211046278,0.2261601113931564,0.22800161964014817,0.22834753717727752,0.2294293013099961,0.23238280312516807,0.23501417107161204,0.23574854187195896,0.23580651215554863,0.23746638028709044,0.23775372191102115,0.24111792280658967,0.24123714474537683,0.2447375286717181,0.24617382290916012,0.24662793931306734,0.24676589154267903,0.24897349735721647,0.2505740489205978],"n_dims_used":45,"mean_confidence":0.9223202175564236},"coverage":{"mean_confidence":0.9223202175564236,"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}}