{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007324","490:4900005457","490:4900007193","490:4900005844","490:4900007315","490:4900007693","490:4900007317","490:4900007453","490:4900005328","490:4900006836","490:4900006957","490:4900007325","490:4900007081","490:4900007330","490:4900006955","490:4900005715","490:4900007320","490:4900006956","490:4900006218","490:4900006834","490:4900005186","490:4900006341","490:4900005585","490:4900006566","490:4900006340"],"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":[0.10962447078456358,0.06912616267825468,0.05811662753924925,0.010321080219165685,0.006078128336781592,0.005765826424042711,0.004740155085291527,0.0016050890215649847,0.0015047948006180567,0.0010781230139935058,0.0009383908114766824,0.0007743492569683592,0.000726192283522841,0.0006222594689566106,0.000552167304856984,0.00048551636640193014,0.0004576862630176967,0.0004087880059132876,0.00027443678023876577,0.0002743499983520964,0.0002584269839459241,0.00024821277824384804,0.0002451797590558474,0.00020705680002828744,0.0002046096348099021],"twin_dists":[0.27308838219108367,0.3002220628344577,0.3098154992340679,0.39279536978455487,0.4149102044623519,0.41704907353125287,0.4248974578232825,0.4659065470657768,0.4682366580243625,0.48009782134608403,0.48495015483027387,0.49158780332943897,0.4937860023072364,0.49903427679603646,0.5030573710605368,0.5073522389285926,0.5093109324598842,0.5130392029340969,0.5259769103980091,0.5259870526003945,0.5279009665503291,0.5291879126521365,0.5295796501167646,0.5349352582190822,0.535310013114466],"n_dims_used":45,"mean_confidence":0.9083145989312066},"coverage":{"mean_confidence":0.9083145989312066,"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}}