{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004067},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003501","490:4900003912","490:4900003782","490:4900003238","490:4900004068","490:4900003369","490:4900003783","490:4900003236","490:4900003926","490:4900003246","490:4900003367","491:4910002162","490:4900006922","490:4900003778","490:4900004207","490:4900004206","490:4900003640","490:4900007668","490:4900003634","490:4900003632","491:4910001403","490:4900003245","491:4910001810","490:4900002964","490:4900003239"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,491,490,491,490,490],"twin_sims":[0.46970906770079585,0.33870419146229436,0.23433391384161262,0.20847772961459388,0.20215151742436124,0.19626601264183086,0.18060098699901272,0.17431078111571588,0.15151774700392823,0.13688611800177436,0.1331271514674531,0.12831587753180448,0.12241471371485077,0.10564887318150702,0.10175689062828702,0.09983153587211097,0.09947388898244947,0.09930760863335424,0.09661376425754689,0.09011618861282683,0.08702479267146962,0.08285162378172953,0.07985337896478413,0.07570214391027445,0.07178228039202715],"twin_dists":[0.1596602575090736,0.19110783845522225,0.22124515916086823,0.2299859032120447,0.23223488763078773,0.23437105016559034,0.24028290669314994,0.24275869261816854,0.2523078934317719,0.2590080198653553,0.26081504232564784,0.26318482520783176,0.2661850858633966,0.2753605115943132,0.27765019371026645,0.27880825971326173,0.2790252992454943,0.27912641538747157,0.28078335885947314,0.2849350031764037,0.28699395071858497,0.28986774869619336,0.29200470301110004,0.29507236556900607,0.2980961905060704],"n_dims_used":45,"mean_confidence":0.9015433417426215},"coverage":{"mean_confidence":0.9015433417426215,"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}}