{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004240},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002408","490:4900004378","490:4900002851","490:4900004375","490:4900002254","490:4900004112","494:4940008888","494:4940008971","490:4900008954","490:4900004931","490:4900002252","490:4900004521","490:4900004241","490:4900011810","490:4900002102","490:4900002998","490:4900003832","490:4900009907","494:4940007745","490:4900003547","490:4900008946","490:4900006369","490:4900006633","490:4900009471","490:4900004374"],"twin_admin_codes":[490,490,490,490,490,490,494,494,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490],"twin_sims":[0.1563924330906541,0.15384834367825095,0.14053922037189961,0.13148362757249776,0.10575855020105367,0.10214176107533829,0.08668683106099481,0.08400620996262187,0.07122963559671452,0.06947473015459349,0.06400760711986121,0.06111400755102177,0.055874778565605215,0.05442727921893401,0.048266540822997424,0.04680726792878546,0.04189515388942631,0.03996210311940825,0.03853335790248594,0.03592936969899535,0.034256552386334634,0.03389769177793022,0.03369238312526627,0.031408216802854626,0.030498590082031242],"twin_dists":[0.25018201103259563,0.25128534818015547,0.2572871404061795,0.2616171853292211,0.2752969460743027,0.27742075858378956,0.28722254799722496,0.28906131434841825,0.298533188124269,0.2999393396839813,0.3045136249035559,0.30706537799585154,0.3119498775130672,0.3133658929763711,0.3197665329954526,0.32138185407584335,0.3271489157602031,0.3295754775695709,0.33143353236163453,0.3349754953140308,0.3373676950244051,0.3378938002244234,0.33819692983612687,0.3416802888670658,0.34312804265922797],"n_dims_used":45,"mean_confidence":0.9279613071017795},"coverage":{"mean_confidence":0.9279613071017795,"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}}