{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006068},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004757","490:4900004201","490:4900004061","490:4900006436","490:4900004204","490:4900003508","490:4900005819","490:4900006794","490:4900004756","490:4900005820","490:4900005941","490:4900006067","490:4900007649","490:4900004743","490:4900004882","490:4900004755","490:4900007540","490:4900004057","490:4900004754","490:4900006793","490:4900006066","490:4900006437","490:4900004897","490:4900006554","490:4900004749"],"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":[0.3476771259667725,0.26942260884950237,0.22221674508866537,0.1938602177521931,0.18629505945378963,0.17701363002426196,0.1762045605158635,0.16666610701172796,0.166622291082476,0.1404067456315619,0.11195906498440691,0.07617843340649588,0.058404777746165155,0.04034208077251226,0.03951381650035364,0.03712512228227747,0.036144597505114576,0.033669338109703593,0.028437835233412322,0.028029966969291747,0.023041767033325576,0.021313994805571706,0.018726076507021055,0.01693881772228002,0.01623565668354456],"twin_dists":[0.18878596116432522,0.21033846602761844,0.2252565844803377,0.2352570070764658,0.23809387312722066,0.24168721178845054,0.24200671893587383,0.24585503398892158,0.24587307224235522,0.2573489588040682,0.27178370488542736,0.29471362258079914,0.30954611169221175,0.3290907860867775,0.3301523339634615,0.3333228849720572,0.33467462386679137,0.33823105305289664,0.3465500495194562,0.34725247198368847,0.35664426920805736,0.360311779937951,0.3663214961693041,0.3709115032608565,0.37283458960834065],"n_dims_used":45,"mean_confidence":0.8972156100802952},"coverage":{"mean_confidence":0.8972156100802952,"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}}