{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004316},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004182","489:4890004749","489:4890004702","489:4890004328","479:4790002642","489:4890004064","489:4890004317","489:4890004887","489:4890004128","489:4890004469","489:4890004659","489:4890004839","479:4790003150","489:4890004434","489:4890004849","489:4890004368","479:4790002559","489:4890004470","479:4790002318","479:4790002317","489:4890004067","489:4890004231","489:4890004740","489:4890004703","479:4790002814"],"twin_admin_codes":[489,489,489,489,479,489,489,489,489,489,489,489,479,489,489,489,479,489,479,479,489,489,489,489,479],"twin_sims":[0.8696911848637116,0.8268001910235047,0.8096543572068524,0.7868853908196296,0.7846096106270526,0.7788788768496587,0.7722153549621071,0.7588788618790144,0.7585074371542093,0.7552265747949172,0.7527834688283321,0.744589476352942,0.7310085867375451,0.7198810431422931,0.7167802569103212,0.713674956422888,0.7104094198042592,0.704852145000947,0.6984132916588889,0.6928207399788783,0.6917522975800479,0.6905620111698991,0.6892641781144868,0.6849522606996695,0.6814423747135975],"twin_dists":[0.06862907340861904,0.08010049833042704,0.08439800238097689,0.08991830261916212,0.09045998043256076,0.09181671232599731,0.09338179941488718,0.09647727256765048,0.09656282548324889,0.09731707322976159,0.09787706206574487,0.0997453397412743,0.10281107110187133,0.10529758551511138,0.10598680631606498,0.10667553337303322,0.10739824295192821,0.10862465185509082,0.11004044553234922,0.11126598079293985,0.1114997001746021,0.11175992113702145,0.11204347501210211,0.11298425563409763,0.11374863854316626],"n_dims_used":45,"mean_confidence":0.9203809950086805},"coverage":{"mean_confidence":0.9203809950086805,"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}}