{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003551},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003546","480:4800003430","480:4800003674","480:4800003608","480:4800003550","480:4800003545","480:4800004629","480:4800003487","480:4800003681","480:4800004204","493:4930004232","480:4800003549","480:4800003488","490:4900002497","493:4930000286","493:4930004081","480:4800003894","478:4780003312","496:4960010306","493:4930004237","496:4960011458","490:4900006784","478:4780008751","490:4900004029","480:4800003675"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,493,480,480,490,493,493,480,478,496,493,496,490,478,490,480],"twin_sims":[0.64392995088138,0.6297684290589386,0.5507997388883413,0.41817755000080015,0.39865570667396916,0.33946064436110596,0.2840460868941445,0.28211823242846634,0.27168442683445765,0.26625675919264985,0.2588902513813729,0.24752363742941555,0.23447035236071934,0.23220084088659573,0.2142086069434295,0.20878133372231866,0.20850662416374752,0.17108232401883647,0.17068165120026155,0.16420359462548448,0.16324543471249894,0.1552786540676358,0.1550476127576093,0.154009044307246,0.1514688642029043],"twin_dists":[0.1218559557450559,0.12489619638855795,0.1418410151063122,0.17149818360469207,0.17613749432934997,0.1909108367914661,0.20605632365512755,0.20661304628765126,0.20966699117602305,0.21128421122700664,0.21351231784262278,0.2170302706999137,0.22120077858577877,0.22194121809874107,0.2279883602563438,0.22987915042627693,0.2299757388007166,0.24405419918016213,0.2442161977150113,0.24687416221379924,0.2472736893675155,0.2506634135309955,0.25076359125159164,0.25121526091290775,0.2523294639677072],"n_dims_used":43,"mean_confidence":0.9230744117914245},"coverage":{"mean_confidence":0.9230744117914245,"n_dims_used":43,"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}}