{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740005442},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740005437","474:4740005894","486:4860000402","474:4740005451","474:4740005653","474:4740005450","474:4740005603","486:4860000504","486:4860000256","474:4740005963","486:4860000456","486:4860000632","474:4740006007","486:4860000294","474:4740005935","486:4860000618","486:4860000251","486:4860000639","474:4740002157","486:4860000448","474:4740002765","486:4860000439","486:4860000401","486:4860000510","474:4740002673"],"twin_admin_codes":[474,474,486,474,474,474,474,486,486,474,486,486,474,486,474,486,486,486,474,486,474,486,486,486,474],"twin_sims":[0.4715934670796352,0.41245851424486185,0.3952168597894573,0.35592280647584024,0.32263878157799125,0.31303972451676776,0.3124086202395404,0.3041099623664094,0.2781626891914227,0.27139881001417915,0.26970811164666003,0.264542758117082,0.2620888545081113,0.2611003226329562,0.2505798130862808,0.24961900530767192,0.24602146885976167,0.24505164539486166,0.24012414154363532,0.23346821603212498,0.2325545290505816,0.23174033791687138,0.22749581386218254,0.21916921677611778,0.21675288821025004],"twin_dists":[0.15923671052088573,0.17284724666573914,0.17696519141077482,0.1866799641471644,0.19534969929258733,0.19794040880514094,0.19811230430781102,0.2003914035536605,0.20776257811638327,0.20975159255390502,0.21025351609806445,0.21179915973946475,0.21254004038112703,0.2128397242039758,0.21607444438355322,0.2163741311706518,0.2175028535502241,0.21780894721265612,0.2193763654889161,0.22152714795654543,0.22182551389542468,0.22209203910732236,0.2234915741264548,0.22628825953542128,0.22711311223091757],"n_dims_used":45,"mean_confidence":0.9255322774251302},"coverage":{"mean_confidence":0.9255322774251302,"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}}