{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002226},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002994","489:4890002645","489:4890002825","489:4890003297","489:4890002561","489:4890002479","489:4890002732","489:4890002824","489:4890002482","489:4890002646","489:4890002995","489:4890003391","489:4890002476","489:4890002142","489:4890002399","489:4890002309","489:4890002649","489:4890003143","489:4890002401","489:4890002820","489:4890003592","489:4890002559","489:4890002480","489:4890003367","489:4890002644"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9368259434005674,0.8957912415555906,0.8802393098135655,0.8706100185562582,0.8515153770297966,0.8511223324052349,0.8477385379234449,0.8199426791856153,0.8187242344368462,0.8147540782326396,0.8129039441466105,0.8124966116167186,0.8110616498765046,0.8022429821841042,0.801539315674539,0.8006467275117554,0.7923208841231646,0.7858506764208382,0.780259042882955,0.7741950705426285,0.7622512386206034,0.7617746863840454,0.7498916389808468,0.7496606149510147,0.7402100953176648],"twin_dists":[0.04691967226295592,0.06092979110349946,0.06559920769149759,0.06836905410907156,0.0736372813530669,0.07374296019381997,0.07464857868957742,0.08183553030964281,0.08214147292438381,0.08313366381411232,0.083593646165302,0.08369471811621002,0.08405021094169363,0.08621626582529916,0.08638777139476449,0.08660505043012377,0.08861758212640902,0.09016479269904933,0.09149089504954813,0.09291816765897876,0.09569891608967461,0.09580907989862625,0.0985381219529114,0.09859085134667478,0.10073794295712613],"n_dims_used":45,"mean_confidence":0.9140656365288629},"coverage":{"mean_confidence":0.9140656365288629,"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}}