{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004629},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004621","490:4900007068","490:4900004765","490:4900004627","490:4900006818","490:4900005180","490:4900005440","490:4900004901","490:4900004630","490:4900005701","490:4900006942","490:4900004769","490:4900006095","490:4900004910","490:4900004908","490:4900003263","490:4900005969","490:4900005974","490:4900006223","490:4900005968","490:4900003395","490:4900006703","490:4900006459","490:4900005710","490:4900002996"],"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":[0.2893129857597151,0.16713010948741766,0.13660536642474816,0.13082666608762236,0.11886639006160225,0.11357919236193069,0.08388525465552141,0.06481155646610763,0.060587577565911536,0.05752356791634792,0.05652830383512073,0.051949623010560865,0.04371421480809576,0.03898867741900075,0.03706102583038801,0.03704813636540993,0.03666650991325277,0.035369968870462336,0.03430580342470647,0.03218923960186978,0.03081660590379467,0.029780272024409825,0.029457573254594804,0.026517664366974468,0.023955904048770113],"twin_dists":[0.20454684877763352,0.24566422171154617,0.25914168894988954,0.26193993744277005,0.268042516425555,0.2708905951169929,0.2891453804587744,0.30382144548877354,0.3075402299802374,0.31037342577891086,0.31132048689639585,0.3158637682778804,0.3249501171711142,0.33083516272143965,0.33341031626013856,0.3334279137281787,0.3339513014986927,0.3357647185341124,0.3372958576966178,0.34046556871318817,0.34261773858000505,0.34429768800477184,0.34483103479364796,0.34993615675115003,0.3547994369795352],"n_dims_used":45,"mean_confidence":0.9045800103081597},"coverage":{"mean_confidence":0.9045800103081597,"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}}