{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005978},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006226","490:4900005983","490:4900006587","490:4900006229","490:4900007204","490:4900007323","490:4900007080","490:4900007082","490:4900006588","490:4900006829","490:4900005591","490:4900005593","490:4900006712","490:4900005852","490:4900006467","490:4900005725","490:4900007692","490:4900006468","490:4900006710","490:4900007920","490:4900005851","490:4900008142","490:4900006954","490:4900007688","490:4900007922"],"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":[0.034464712760102746,0.02369659545771873,0.01575525020236356,0.01094433218425144,0.010025602924304025,0.009968189087948017,0.009537478763916342,0.006062978117505941,0.005783704982812018,0.005445688029491679,0.0007873393350285397,0.0007189884683807925,0.0003173666155179885,0.00022881959189457332,0.00020206621687768282,0.00018528670992050064,0.00008115956636305994,0.00006461862536599157,0.000011112683002252548,0.000010916229270216726,0.000009623899680198887,0.000009513089224841818,0.000004602794684016353,0.0000032812429321908686,0.0000016543513622187369],"twin_dists":[0.3370646706795395,0.35531646484739543,0.37419098769003006,0.390269422818793,0.39404069977855105,0.3942864668991476,0.3961715215592264,0.4150116496289422,0.41692383896158863,0.4193530821438058,0.4910166452863073,0.494126436534929,0.5212953203382379,0.5317746264714414,0.5357040052335778,0.5384266738555972,0.5636939781333578,0.5704730865974023,0.6203440574094485,0.6208288479542688,0.6242428007493676,0.6245556443837449,0.6438643964954481,0.6526703616519225,0.6701347746802377],"n_dims_used":45,"mean_confidence":0.9097664727105035},"coverage":{"mean_confidence":0.9097664727105035,"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}}