{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009942},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010659","490:4900010314","490:4900010569","490:4900010824","490:4900010581","490:4900010240","490:4900010128","490:4900010497","490:4900010667","490:4900011308","490:4900011443","490:4900011377","490:4900007889","490:4900010498","490:4900010043","490:4900011244","490:4900010327","490:4900010651","490:4900011171","490:4900011444","490:4900010138","490:4900008440","490:4900010413","490:4900010315","490:4900008549"],"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":[0.20146950889016846,0.1954204517867305,0.15365407496683067,0.14649298998608978,0.110971521907876,0.1108229504131252,0.10504937318491292,0.10373715537256285,0.10057756644004223,0.08927102177847157,0.08907763829716756,0.08015726358810822,0.07441648018090491,0.07317378664195216,0.07276589309313389,0.07005399028683856,0.06904273288397214,0.06745047104781132,0.04927110261512079,0.04673478416837127,0.038746432178932415,0.038681851671815516,0.036083198038887064,0.035924632651623364,0.03360437932754209],"twin_dists":[0.23248021010806152,0.2346815726805386,0.25137014735568136,0.2545525175591654,0.27233299888536217,0.27241596411333097,0.2757088736423661,0.2764768214513038,0.27835747989306003,0.2854922679448691,0.2856203639574499,0.2917852146622492,0.29604990390446806,0.2970078196306953,0.29732510677150653,0.2994720402851013,0.30028990457103455,0.3015976267699762,0.31867809372819683,0.3214631811783043,0.33115277482963457,0.3312377311125881,0.33476029996075307,0.33498213453480863,0.3383273461102589],"n_dims_used":45,"mean_confidence":0.8888279385036892},"coverage":{"mean_confidence":0.8888279385036892,"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}}