{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011652},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010857","490:4900011446","490:4900008446","490:4900009321","490:4900009320","490:4900011907","490:4900010599","490:4900008591","490:4900008465","490:4900009533","490:4900009113","490:4900009111","490:4900009228","490:4900009224","490:4900008680","490:4900008677","490:4900009138","490:4900008464","490:4900009226","490:4900009040","490:4900009131","490:4900009028","490:4900009027","490:4900008447","490:4900009422"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.34868387812748564,0.0868231963660428,0.07761212307973778,0.07629375221396995,0.05254587600882207,0.04143324381933038,0.040739156525179065,0.028431542655078062,0.026934561228784046,0.025732733293153325,0.01695151966481199,0.016576425153821985,0.012910670617101824,0.0089372042395438,0.00876298754204964,0.008633730690465857,0.00708224090833652,0.006572304371060645,0.005993586720473068,0.005402444785369399,0.004831708349788512,0.004746629341368995,0.004577757465284239,0.004051931932466538,0.004034716722347105],"twin_dists":[0.18852744132237934,0.2871302253262618,0.29364455796003475,0.29462703594237477,0.31525376081832596,0.32772002887812773,0.32858838558126297,0.3465608204972046,0.349183446477929,0.35138148840087713,0.3708774136836623,0.3718936731154203,0.38306154207846455,0.39892962861277775,0.39976111446219353,0.4003876290558169,0.4086473411586046,0.4117201824995741,0.41547923364284717,0.41967363338896724,0.4241373542551325,0.4248432711913879,0.4262790919189771,0.43108007013199473,0.43124663379295264],"n_dims_used":45,"mean_confidence":0.8848892211914062},"coverage":{"mean_confidence":0.8848892211914062,"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}}