{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010241","490:4900008124","490:4900009746","490:4900009550","490:4900007793","490:4900011379","490:4900010238","490:4900007791","490:4900009240","490:4900009853","490:4900010242","490:4900008113","490:4900011306","490:4900009453","490:4900009829","490:4900011567","490:4900010739","490:4900010067","490:4900007902","490:4900009728","490:4900010598","490:4900008330","490:4900009758","490:4900009854","490:4900010403"],"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":[0.23855144254396124,0.16815659612541398,0.12868945368105214,0.12255362348386899,0.08863960682357101,0.06549865836699176,0.035217765493577705,0.024414143788477276,0.013164427861769447,0.011579545696341885,0.010212878705672336,0.010084576817752884,0.009622742346310685,0.00758376561070601,0.007527011234621258,0.007488178392489897,0.0066468484743714635,0.006598924287172628,0.0063202460119731576,0.005825922289829948,0.004871816191837798,0.004729710177965677,0.004642843045599418,0.004623084591915707,0.004510829806514675],"twin_dists":[0.2198810204049828,0.24524345033592762,0.2629984414921116,0.26611321125554555,0.2859113311257696,0.30323540849637803,0.33598128854004244,0.3538974996668158,0.3822035130025944,0.38782335756458564,0.39324766919730014,0.39378955733188037,0.39579240896921936,0.40581342273620763,0.40612552643257793,0.4063402955869852,0.4112578720568399,0.41155455063867014,0.4133191904345327,0.41662949952615214,0.42380847094271357,0.42498501863441046,0.4257201054617355,0.42588904529898136,0.42686146889237286],"n_dims_used":45,"mean_confidence":0.8919798109266494},"coverage":{"mean_confidence":0.8919798109266494,"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}}