{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001247},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001790","491:4910003362","491:4910001550","491:4910001727","491:4910001497","491:4910003241","491:4910001957","491:4910001380","491:4910002472","491:4910001439","491:4910001613","491:4910001492","491:4910002198","491:4910001736","491:4910001730","491:4910002007","491:4910001027","491:4910002054","491:4910001666","491:4910002145","491:4910001954","491:4910001237","491:4910003297","491:4910002345","491:4910002152"],"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":[0.4047553373436,0.2892232883024077,0.27827022009234686,0.2704227599592208,0.260181047513025,0.24249251627526994,0.22920120658879406,0.1781380344069711,0.1707599644732778,0.1619050896920772,0.16011399484908553,0.15877423373095098,0.15261452655739016,0.15000448924673915,0.1387362123514675,0.1311762883517299,0.1268303693030144,0.12408837396180475,0.12046253442703667,0.11944841175026738,0.11530043162354642,0.11370769934788456,0.11221186223348578,0.11145549775608185,0.1016466265931726],"twin_dists":[0.17467732291525848,0.20457241739789397,0.2077311973429163,0.21004111954609508,0.2131190518139264,0.21862042369982157,0.22292720470446256,0.24124489672604796,0.24418451296197652,0.24783543713887127,0.24859138856889545,0.2491608782694469,0.25182525583710746,0.25297803674419517,0.2581322594376915,0.2617680232793705,0.2639300601126541,0.26532320099852175,0.2672018203467048,0.26773496889883913,0.2699524311485764,0.2708201756704665,0.2716436947771718,0.2720633309393475,0.2777160509720293],"n_dims_used":45,"mean_confidence":0.8993955824110244},"coverage":{"mean_confidence":0.8993955824110244,"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}}