{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002249},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001307","491:4910002050","491:4910001095","491:4910001496","491:4910002105","491:4910001438","491:4910001608","491:4910002357","491:4910001313","491:4910002103","491:4910001554","491:4910002968","491:4910001045","491:4910001241","491:4910001673","491:4910001378","491:4910001844","491:4910002304","491:4910001239","491:4910001548","491:4910002628","491:4910003020","491:4910001725","491:4910002102","491:4910001949"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.2360078580580825,0.19988009316291466,0.19716560788016188,0.19293707250490724,0.17913214691212523,0.1775070283102356,0.1734369788680117,0.1631178534270961,0.15859095931405828,0.15856933221830227,0.15498999174088857,0.15195742946025553,0.13189019332981738,0.12938839564929377,0.11703795837923055,0.113415832101372,0.1127218840019199,0.11251586316427921,0.10877195410495073,0.10481449446165146,0.10282460956450225,0.10176938682099057,0.10105059740106595,0.0954634705152901,0.09274962275422069],"twin_dists":[0.22070182529843213,0.23305415854100375,0.23404170020293769,0.23559899204310553,0.24085548403922746,0.2414928749980262,0.2431076244749949,0.24732701532330764,0.24923905406503563,0.24924828345397357,0.2507885922934693,0.25211410406906376,0.2614180559820221,0.26265082283925956,0.26901624377212136,0.2709802021487709,0.27136196148464997,0.27147564771058375,0.27357016478641094,0.2758457805359582,0.27701534384791154,0.27764273364260156,0.27807301024665027,0.28150196180371473,0.2832247627147873],"n_dims_used":45,"mean_confidence":0.8989170498318142},"coverage":{"mean_confidence":0.8989170498318142,"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}}