{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003991","499:4990004086","499:4990004189","499:4990004083","499:4990003993","468:4680000087","499:4990003959","468:4680000043","499:4990004116","500:5000009828","499:4990003942","499:4990003725","499:4990004079","499:4990003495","499:4990003790","499:4990003234","499:4990004264","499:4990003601","499:4990002674","499:4990003992","499:4990004131","499:4990000870","499:4990003117","499:4990001033","499:4990003730"],"twin_admin_codes":[499,499,499,499,499,468,499,468,499,500,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9008487009479333,0.84027153010671,0.8048539158036199,0.7835637845689126,0.7800548846245076,0.7470514019619651,0.7224607757490376,0.7070998496299887,0.6701180353535531,0.6622622260768436,0.6461173797884123,0.6456744839525176,0.6441255643100159,0.6312019811974993,0.6222832752615778,0.6180470019806684,0.6170056995983785,0.6144797971888865,0.6105475403731484,0.6095390661571034,0.6082835695743053,0.6033948582314189,0.5999050339394193,0.5939240124641088,0.5907131232181222],"twin_dists":[0.059350781771902845,0.07662158651823098,0.08557821890596172,0.090708345695031,0.09153912761028592,0.09918556090065749,0.1047230025130656,0.10812913244542185,0.11620703057525675,0.11790624977605209,0.12138563019071832,0.12148087671278195,0.12181390536213467,0.12458874806772843,0.1265006659008676,0.12740823160473258,0.1276312761963254,0.1281722659061232,0.12901435278410436,0.12923030147790152,0.12949914122447703,0.13054595250660417,0.13129326782710038,0.13257429555736003,0.13326220949930478],"n_dims_used":45,"mean_confidence":0.9328169928656684},"coverage":{"mean_confidence":0.9328169928656684,"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}}