{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000312},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000565","480:4800000691","480:4800000724","480:4800000309","480:4800000798","480:4800000471","480:4800000640","480:4800000683","480:4800000434","480:4800000318","480:4800000681","480:4800000652","480:4800000723","480:4800000574","480:4800000967","480:4800000447","480:4800000651","480:4800000537","480:4800000799","480:4800000319","480:4800000345","480:4800000728","480:4800000511","480:4800000507","480:4800000544"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.686496134065814,0.6746399558676311,0.6659071595025096,0.6423418746701998,0.5677969025510172,0.48333635371870637,0.47373450602319855,0.43696788383789376,0.42231621842096834,0.40619820801314516,0.4032783559758255,0.4010667827423018,0.3915595550245996,0.3874288234423699,0.3704733169505612,0.3698655522896631,0.3559990253547428,0.351997883074235,0.3480261834867445,0.336055902645743,0.33319864223444906,0.332412898764345,0.3212190853475409,0.3207047656002361,0.31574943027933516],"twin_dists":[0.11264763588847972,0.11522672514658601,0.11711842169883335,0.12219727589264154,0.13817955658208145,0.15660972908860685,0.1587561665955518,0.16711930684612092,0.17052682528069077,0.17433336853931278,0.17502997707870518,0.17555911545633204,0.1778491247132796,0.1788521297503993,0.18302387708507833,0.18317512713087275,0.18666061629625536,0.18767920513287198,0.18869628353466847,0.1917994023174027,0.1925488544527359,0.1927555655685251,0.1957301062222503,0.19586814996138183,0.19720458984375],"n_dims_used":43,"mean_confidence":0.9140665808389353},"coverage":{"mean_confidence":0.9140665808389353,"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}}