{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001241},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005962","493:4930001841","493:4930001379","493:4930001123","493:4930006173","493:4930003699","494:4940002995","493:4930001524","493:4930003007","493:4930001987","493:4930001364","493:4930000687","493:4930005303","493:4930005628","493:4930006383","493:4930005630","493:4930000804","493:4930001999","493:4930006519","493:4930001989","493:4930004077","493:4930005526","493:4930002335","493:4930000511","493:4930003357"],"twin_admin_codes":[480,493,493,493,493,493,494,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493],"twin_sims":[0.6463566962563466,0.5129029073296505,0.44224534338479216,0.4226207205466618,0.3959499612696244,0.39049765276700427,0.38030249198991367,0.37860393222226113,0.339439840136233,0.32621403947033684,0.3225575229300176,0.3125286650244286,0.3120364607914433,0.3090992666459833,0.2980919388810531,0.29154413766512166,0.27461561020243097,0.27442432308943593,0.2623491737493735,0.2591673979097687,0.2586904631951204,0.25287800724289505,0.25181184982200233,0.25004850837340403,0.24894844853079823],"twin_dists":[0.12133416030031252,0.15007880321430858,0.16590320483301726,0.17045551669140305,0.17678846441231222,0.17810649482907537,0.18059450821091094,0.18101211220103264,0.1909162516406957,0.19439582285398777,0.1953714472508076,0.1980795921673971,0.19821376314885986,0.19901694567034683,0.20206678280124873,0.20391236438572496,0.2088019028971549,0.20885818450627258,0.21246123977193565,0.21342777591688336,0.21357329742972486,0.2153605747118908,0.2156912301115997,0.21624007334554798,0.2165837228099902],"n_dims_used":44,"mean_confidence":0.9257586219094016},"coverage":{"mean_confidence":0.9257586219094016,"n_dims_used":44,"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}}