{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003349},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002892","474:4740000087","474:4740003263","474:4740001786","474:4740002708","474:4740002301","474:4740000121","474:4740000085","474:4740001683","474:4740000112","474:4740003265","487:4870012162","474:4740000086","474:4740002321","474:4740002406","474:4740000239","474:4740002612","474:4740001363","474:4740002094","474:4740002084","474:4740002621","474:4740003257","474:4740000118","474:4740001987","474:4740000348"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,487,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.7446537578471374,0.6950341646542212,0.6889319797753392,0.6644596842810533,0.6432311922495149,0.6367939502644119,0.5937248274002436,0.5928125456689228,0.5728728872534539,0.561796513159049,0.5590554734708308,0.5479120137989372,0.5447620621643813,0.5368106112435903,0.535330641410414,0.5294319829881332,0.5242343252420113,0.5193580971978369,0.513536865596611,0.5112405543270733,0.4998641612075691,0.49805279809026454,0.4975170349745912,0.4833873288281593,0.4787260498521432],"twin_dists":[0.09973074026804078,0.11078138112005267,0.11211602493660523,0.11743139873646272,0.12200615150374794,0.1233888483442487,0.13261696502262382,0.13281240182760762,0.13708883332704733,0.13947039371712522,0.14006065670351223,0.14246474291041739,0.1431457442759103,0.1448679816090497,0.14518907057897526,0.14647062237077726,0.14760239870519729,0.14866648754956735,0.14993990821979505,0.1504432165163594,0.1529454916123733,0.15334533074230638,0.15346367323363955,0.15659837033945084,0.15763860814580224],"n_dims_used":45,"mean_confidence":0.9216281467013889},"coverage":{"mean_confidence":0.9216281467013889,"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}}