{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001598},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001536","491:4910002093","491:4910001303","491:4910002092","491:4910001302","491:4910002421","491:4910002283","491:4910001170","491:4910001038","491:4910001369","491:4910001539","491:4910002683","491:4910000976","491:4910002138","491:4910001102","491:4910002898","491:4910002139","491:4910002343","491:4910003160","492:4920001171","492:4920003478","491:4910002980","491:4910002728","492:4920001127","491:4910002040"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,492,491,491,492,491],"twin_sims":[0.5304740269025535,0.34383219621019473,0.3150365613253492,0.2936733239950367,0.29253300236700985,0.2714460772147653,0.23728914684751043,0.2178078309438528,0.19604636711640674,0.19533410750738828,0.19411895312637634,0.1911357965452394,0.18069893640099285,0.17827673362162674,0.17629817865408123,0.16632078738773104,0.16595452030281868,0.15740695067621543,0.15570466036433736,0.15328746474238097,0.1479679149120734,0.1448294128955525,0.13986388409861178,0.139503738630608,0.1369531595226953],"twin_dists":[0.14624401081284807,0.18977694022631972,0.19739782039645368,0.20330956217170365,0.20363207942992415,0.2097375879428833,0.22028764083971228,0.22675223462771185,0.23445162315357954,0.23471333402170694,0.23516136018136877,0.23626958106148355,0.24024484192911102,0.24119047317491207,0.24196969513509628,0.24599728888766131,0.24614840612036876,0.249745686641787,0.25047898600622376,0.2515303887432954,0.2538878360820253,0.2553081836125457,0.25760273636203485,0.2577715031943922,0.2589761309800363],"n_dims_used":45,"mean_confidence":0.8980572170681423},"coverage":{"mean_confidence":0.8980572170681423,"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}}