{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003496},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002974","489:4890003852","499:4990001281","489:4890003609","479:4790001809","470:4700007643","470:4700004011","489:4890003917","470:4700008182","488:4880001442","496:4960007354","470:4700000133","472:4720004731","479:4790002212","496:4960002567","478:4780001726","488:4880006410","489:4890003432","472:4720001041","498:4980004236","469:4690004155","496:4960008558","470:4700003700","470:4700001970","472:4720002890"],"twin_admin_codes":[489,489,499,489,479,470,470,489,470,488,496,470,472,479,496,478,488,489,472,498,469,496,470,470,472],"twin_sims":[0.596733698779806,0.46546641620212686,0.42213612573751463,0.4148161053274268,0.357349371456579,0.3394532596524339,0.324690359583545,0.3210171012509336,0.31845653189891276,0.2795298191024733,0.27260277015383405,0.2692964303325669,0.2652884208874218,0.26049561744604055,0.25726841307674814,0.2548721916992812,0.25335992112710737,0.25217009540786384,0.25071297475868964,0.24762342570180637,0.24543851346822204,0.24508693517212093,0.24421257784942454,0.2438012833986822,0.24206439049615425],"twin_dists":[0.13197246123002115,0.1606159764568029,0.17056900971187308,0.1722901434977116,0.1863181897279635,0.1909127588366126,0.19480162563637035,0.19578430410866296,0.19647304016848768,0.20736415656254373,0.20939534323347817,0.21037602756088364,0.21157488069694336,0.21302339805669535,0.2140081977187651,0.21474447557673215,0.2152114063199256,0.21558002541922258,0.21603296772491773,0.21699894260223582,0.21768675135150528,0.21779779546023056,0.2180744024468618,0.21820473833918358,0.21875671819179746],"n_dims_used":45,"mean_confidence":0.9143019782172309},"coverage":{"mean_confidence":0.9143019782172309,"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}}