{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850003205},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002829","485:4850003393","485:4850003560","467:4670001515","467:4670000911","467:4670002256","485:4850000087","485:4850002918","467:4670001028","485:4850001226","467:4670001452","485:4850001060","485:4850000064","467:4670001522","467:4670001656","485:4850000571","467:4670001021","485:4850002464","499:4990001859","466:4660013848","485:4850002131","485:4850000458","485:4850002827","485:4850003555","488:4880000006"],"twin_admin_codes":[485,485,485,467,467,467,485,485,467,485,467,485,485,467,467,485,467,485,499,466,485,485,485,485,488],"twin_sims":[0.558246455646971,0.4901092192810744,0.4836763872684814,0.4540667214018118,0.4532215123147207,0.45291576777940057,0.44612708902274206,0.4358561325028504,0.4245391883360896,0.3941985348094733,0.37895654438600745,0.35571412341206,0.3544919931903046,0.3537795067658705,0.35201848515397716,0.33889462474212173,0.32424054560205545,0.32392189010703537,0.3152453999990843,0.3142591504299647,0.30558437155746526,0.30397911950212264,0.29908329451706317,0.29733260197714917,0.29511776191383227],"twin_dists":[0.1402349493285933,0.1551037466950001,0.15653396670991596,0.16319917984499555,0.16339163197665554,0.16346128180400626,0.165012312306905,0.1673762272326125,0.17000674178275083,0.17721092779028932,0.18092534528435533,0.1867329484337505,0.18704356826205915,0.1872249115159392,0.18767394500955228,0.19105822199373718,0.19492162692984963,0.19500669380766647,0.19734118685715232,0.19760882860441326,0.19998388523507085,0.20042762303260278,0.20178944504986746,0.20227957816267714,0.20290209387090827],"n_dims_used":45,"mean_confidence":0.9193301730685763},"coverage":{"mean_confidence":0.9193301730685763,"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}}