{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001047},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001286","489:4890001288","489:4890000590","489:4890001363","489:4890001293","489:4890001104","489:4890001169","489:4890000483","489:4890001362","489:4890000872","489:4890001179","489:4890002941","466:4660009109","489:4890001360","481:4810006117","489:4890001586","489:4890001546","498:4980002607","470:4700000716","489:4890003018","489:4890001441","498:4980002316","489:4890000535","489:4890001592","481:4810005595"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,466,489,481,489,489,498,470,489,489,498,489,489,481],"twin_sims":[0.4937721628801283,0.20346314377073485,0.18704934497629738,0.1573434486965191,0.14319440451705626,0.1303829716138202,0.12207981532079921,0.12074434520187691,0.1193577479728219,0.07847438490462101,0.07683024837716677,0.07622027081940348,0.07301317747231922,0.07235426454384937,0.07054422475140779,0.0685052786777915,0.06721010601695451,0.06559156621076982,0.06405817945907612,0.0602489120213785,0.059132176742652275,0.05897777684057426,0.058234101094630356,0.05292570968343481,0.05188058715208502],"twin_dists":[0.1542918832188758,0.23176468169517303,0.2378074437931034,0.24977293729891606,0.2560571677686505,0.26215860782790285,0.2663586246732553,0.26705427473432675,0.2677828012911856,0.2930092211426161,0.2942255908091786,0.2946821969365197,0.2971325810949355,0.29764676166540155,0.29907900432857787,0.3007285455874161,0.3017972161204449,0.3031565521965412,0.30446987449612967,0.30784750899081065,0.3088709153924562,0.30901366045610384,0.30970554226112434,0.3148681555439854,0.3159347718382334],"n_dims_used":45,"mean_confidence":0.9147049797905816},"coverage":{"mean_confidence":0.9147049797905816,"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}}