{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003084},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001670","489:4890003006","489:4890003177","489:4890002581","489:4890001844","489:4890001667","489:4890002405","489:4890001677","489:4890002022","489:4890002263","489:4890003598","489:4890003516","489:4890001995","489:4890003248","489:4890002751","489:4890002641","489:4890003073","489:4890003257","489:4890002754","489:4890003329","489:4890003586","489:4890001893","489:4890002426","489:4890003095","489:4890001809"],"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":[0.865134744824512,0.8440899364008903,0.8139180908766076,0.8106815820896596,0.8105771495008156,0.8062150485190832,0.8009953553509188,0.7912603450697043,0.7877109768757308,0.7857272407647524,0.7771958347499344,0.7762356624124856,0.7721593101134199,0.7654574357014031,0.765059135120085,0.7554114925248121,0.7506928774393486,0.7502365169387333,0.7472968060037696,0.7461463301431359,0.7323753365153558,0.71855984747388,0.7109834128709243,0.7037134107210439,0.6957065284482808],"twin_dists":[0.06990819496186923,0.07561689945256338,0.08334169277592225,0.0841442211563873,0.0841700420031347,0.0852445248776412,0.08652022153418916,0.08887216009124267,0.08972137866326521,0.09019417424596836,0.0922132494493688,0.09243909419860002,0.09339490836769897,0.09495622284239219,0.09504863218896561,0.09727463067735127,0.0983551526773029,0.09845938401456013,0.09912969053975623,0.09939150263856551,0.10250415662007559,0.1055914377183449,0.1072713230422792,0.10887543230622412,0.1106340623904457],"n_dims_used":45,"mean_confidence":0.9150160047743056},"coverage":{"mean_confidence":0.9150160047743056,"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}}