{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710002815},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710003489","471:4710001021","471:4710002894","484:4840006007","484:4840004210","484:4840006821","484:4840004632","484:4840005891","484:4840006916","484:4840004882","484:4840004993","471:4710001611","484:4840003134","476:4760001634","498:4980000042","484:4840006925","484:4840005122","484:4840003803","484:4840002241","484:4840008249","471:4710002844","484:4840005252","471:4710002854","471:4710001133","484:4840006013"],"twin_admin_codes":[471,471,471,484,484,484,484,484,484,484,484,471,484,476,498,484,484,484,484,484,471,484,471,471,484],"twin_sims":[0.0895943797044112,0.08525881384665528,0.07235675746557525,0.07045883448631225,0.06158312265719144,0.047865998281424876,0.024662636162742824,0.02423686369676438,0.023108569644201736,0.021189118078092005,0.018785079560750467,0.018354391902643586,0.01746784704890865,0.016634502731379373,0.014410515913253668,0.011363072435897209,0.010143109039921518,0.009769593173687158,0.00941562361692193,0.009216475539312426,0.008762294705993311,0.008126679668175298,0.007914313291909114,0.006936341939071355,0.005808503311241666],"twin_dists":[0.2852785684227834,0.28819636152132844,0.297644809192647,0.2991473045410355,0.3066450471012501,0.3202057986364932,0.35341451052396494,0.35424468172290347,0.3565073246771864,0.3605867564254353,0.36617661378861277,0.36724345815660575,0.36951030405696117,0.3717350087211941,0.3781911650218281,0.38864325413205514,0.39354158668389355,0.39514642853332627,0.39671861841621037,0.3976265002440926,0.3997644505754716,0.4029293058451825,0.4040362674549999,0.4095056369053509,0.41675071067383324],"n_dims_used":45,"mean_confidence":0.9282155354817708},"coverage":{"mean_confidence":0.9282155354817708,"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}}