{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001546},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001483","500:5000001616","500:5000001608","500:5000001685","473:4730001830","500:5000001481","473:4730004224","500:5000001978","500:5000002462","473:4730001910","473:4730001661","500:5000002737","500:5000001867","500:5000002217","473:4730002161","500:5000002349","500:5000001547","500:5000001484","500:5000002592","500:5000001480","500:5000002591","500:5000003568","500:5000001615","500:5000002334","500:5000002598"],"twin_admin_codes":[500,500,500,500,473,500,473,500,500,473,473,500,500,500,473,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9367308559045562,0.8629186375069736,0.7840049204080776,0.749486850492004,0.7132174518110673,0.7089652974560823,0.7081280674662127,0.7031358333721843,0.6898874389532882,0.6872862524229272,0.6693107527482374,0.6673049503337457,0.6607479527914186,0.6473148846057323,0.6325301711610728,0.6283784650054604,0.6156783564854028,0.6043101450642873,0.593394507868064,0.5932439112050464,0.5892140784638539,0.583914081155513,0.5741412625551823,0.5705037470491398,0.5704750512453955],"twin_dists":[0.04695614853817775,0.07052432709556794,0.09060362633692187,0.09863050382574941,0.10677688036829083,0.10771735474607215,0.10790222449517559,0.10900256490505811,0.11190732649392182,0.11247526565814181,0.1163818641055989,0.11681603925143762,0.1182332742568468,0.12112805434362933,0.1243038424355928,0.12519424217825909,0.12791557088526517,0.130349961186108,0.1326877274365302,0.1327199894214204,0.13358343290902153,0.13471952976885126,0.13681644627572562,0.13759777997717293,0.13760394588956176],"n_dims_used":45,"mean_confidence":0.9203894721137152},"coverage":{"mean_confidence":0.9203894721137152,"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}}