{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001465},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001652","500:5000001355","500:5000001258","500:5000001720","500:5000001651","500:5000001722","500:5000001412","500:5000001583","500:5000001316","500:5000002389","500:5000001528","500:5000001404","500:5000002038","500:5000001018","500:5000001811","500:5000001370","500:5000001723","500:5000001576","500:5000000958","500:5000001204","500:5000001156","500:5000001455","500:5000001581","500:5000001312","500:5000001356"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9290595223656852,0.9155424675886327,0.8834314849938509,0.8685445158429757,0.8657195976929885,0.8636096910719938,0.8612831123495865,0.8523407298437184,0.8517347462999606,0.8489824665447372,0.8484345098928459,0.8482826259468479,0.8468163259520751,0.8365796207505586,0.8338982407705441,0.8282197823387707,0.8214422453065727,0.8112420865979572,0.8073902350653469,0.8046340923423436,0.8016730479065508,0.7983395558376584,0.7932676646826076,0.7921020673236883,0.7909025040955772],"twin_dists":[0.049822558674807914,0.054559197379281464,0.06466172519707634,0.06895257517139222,0.06974494875991169,0.07033260706989199,0.07097661775745347,0.07341503093795602,0.07357825425890645,0.07431652505190924,0.07446291876620402,0.0745034623227584,0.07489411608531621,0.07758488814328332,0.0782797175483933,0.07973843435669795,0.08145805037439979,0.08400555831430578,0.08495581819742669,0.08563204144671105,0.08635519129870356,0.08716528193260276,0.08838998082360992,0.08867014009400163,0.08895797074837387],"n_dims_used":45,"mean_confidence":0.9222829182942708},"coverage":{"mean_confidence":0.9222829182942708,"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}}