{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730004202","473:4730004297","473:4730004203","473:4730004015","473:4730004390","473:4730004020","473:4730004296","473:4730003438","473:4730004377","473:4730004217","473:4730003584","473:4730004116","473:4730004298","473:4730003731","473:4730004211","473:4730003433","473:4730004016","473:4730003758","473:4730004301","473:4730005073","473:4730004396","473:4730004791","473:4730003222","473:4730004025","473:4730003849"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.8518026692429256,0.8093152098450275,0.800549333841242,0.7956782616679017,0.7865579523676923,0.7834014964354207,0.7460873368970153,0.7143089513526572,0.7084320091220923,0.6925890378865707,0.6871391243955554,0.6849572528568985,0.6620827641328608,0.6563292388757483,0.651128841223985,0.6499144482836897,0.624543726700975,0.6209731045308478,0.6188984973899452,0.6161351034992374,0.6145859675087825,0.6097708272227842,0.5996507663542447,0.5951417215028795,0.594626759085842],"twin_dists":[0.07355997127875667,0.08448169362229753,0.08662874022476216,0.0878090559421473,0.08999634306484969,0.09074685499788182,0.09940491992152942,0.10653503818524303,0.10783512216762889,0.11131667613672672,0.11250736772067738,0.11298316756062127,0.11794501485848304,0.11918667778712715,0.12030720993277136,0.12056865593637268,0.12601626310287464,0.12678138413820605,0.12722583237632643,0.12781774559075895,0.12814952801644652,0.12918067389596966,0.13134772006462278,0.1323134498859414,0.1324237575791035],"n_dims_used":45,"mean_confidence":0.912504153781467},"coverage":{"mean_confidence":0.912504153781467,"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}}