{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007285},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006667","490:4900006432","490:4900007661","490:4900006430","490:4900006431","490:4900006920","490:4900004743","490:4900006666","490:4900007165","490:4900007530","490:4900004056","490:4900005036","490:4900007283","490:4900007168","490:4900007531","490:4900005163","490:4900005813","490:4900002673","491:4910001263","490:4900003919","490:4900003376","490:4900007288","490:4900006800","491:4910001009","490:4900006319"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,491,490],"twin_sims":[0.2801547013431321,0.2658156183066866,0.22827212690267965,0.20661567676770018,0.19567441963981333,0.18354345921064003,0.14863257534550478,0.13531929312151791,0.13168444138912835,0.127485253387234,0.12138026928620609,0.1134684717437312,0.11264028124381159,0.09904714734702273,0.0975468016904675,0.08745963446610291,0.08338280219738015,0.07736862044050828,0.07539911108068212,0.06283849313318458,0.05552853604493895,0.05460670650509701,0.05047999414776038,0.04918418945729687,0.04662443081803252],"twin_dists":[0.2071824421416302,0.21141654824762432,0.22323432134217933,0.23064296409506738,0.2345882081789507,0.23914571977862953,0.25358990255599684,0.25975664739942067,0.2615187720750832,0.26360071422917186,0.266722291991052,0.27095131718955456,0.27140697226595706,0.2792850705299826,0.2802054026898328,0.2867008598629418,0.2894956333592045,0.29382500451846716,0.295301559285944,0.3055330062562904,0.312285802865449,0.3131886880601263,0.3173925310260851,0.3187715284706732,0.32158720103260446],"n_dims_used":45,"mean_confidence":0.8951461791992188},"coverage":{"mean_confidence":0.8951461791992188,"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}}