{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011044},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010446","490:4900011995","490:4900011929","490:4900010361","490:4900010698","490:4900008413","490:4900008859","490:4900005610","490:4900008419","490:4900008053","490:4900007974","490:4900008505","490:4900010437","490:4900012680","490:4900009694","490:4900010791","490:4900009586","466:4660003905","490:4900008640","490:4900012963","490:4900011873","490:4900007854","490:4900008488","490:4900007970","490:4900010363"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490],"twin_sims":[0.2676584326146515,0.2233801620228948,0.19056427578323631,0.1651994825842374,0.08103595268223887,0.07373112542043204,0.058090243739329125,0.05667390040814018,0.047655201527743614,0.03935680023407432,0.03827865353802171,0.03368796333035497,0.03310666397950898,0.03271387248731302,0.029787409142192918,0.027721648329729787,0.01633068405668212,0.015244813768785196,0.014836936973344237,0.014308403721579563,0.014255682838194412,0.013970599693738928,0.013302565994171043,0.012064744424533525,0.01163058654079355],"twin_dists":[0.21086462846100432,0.22486522863574115,0.23648327077677744,0.24646068646577832,0.29115429077193467,0.2965765883794466,0.3098402200479499,0.3111810865865672,0.3204382091497257,0.33035569117017244,0.33177087335671146,0.33820347277261464,0.33907045979100103,0.33966367708207956,0.3442859481382933,0.34778931032318444,0.37257047261790177,0.37567263121906225,0.37688830910458204,0.37850819158193577,0.3786726555994298,0.3795713898628839,0.38174255868345536,0.38603398356415175,0.38763202371664457],"n_dims_used":45,"mean_confidence":0.9154387580023872},"coverage":{"mean_confidence":0.9154387580023872,"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}}