{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000141},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001478","497:4970001404","497:4970001555","497:4970001630","497:4970001632","497:4970000412","497:4970000522","497:4970001716","497:4970001631","497:4970001477","491:4910005530","497:4970001807","497:4970001553","497:4970001722","497:4970001053","491:4910005279","497:4970001406","497:4970000348","497:4970001889","497:4970001803","491:4910005129","497:4970000342","497:4970001146","497:4970000968","497:4970000969"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,491,497,497,497,497,491,497,497,497,497,491,497,497,497,497],"twin_sims":[0.2141005554057878,0.1416486324937762,0.12810316739281113,0.12272705547198647,0.10225931483909995,0.039368675638917626,0.02378639537189848,0.020629780916088684,0.012552751126141667,0.010719988958520615,0.009824504756697668,0.008888893065156963,0.007713702003713489,0.005930713386294183,0.00546883414986997,0.004713548756199592,0.002829222568885163,0.002820048351726058,0.002656299145368104,0.002475812465093604,0.002215597840294421,0.001854591189860308,0.0018457673318393207,0.0015414729483273083,0.0013278686578695104],"twin_dists":[0.22802568553509509,0.2567711374901343,0.2632911335026705,0.26602356124444415,0.2773508151591707,0.33034028697000756,0.3551368631223003,0.3618359888623026,0.3842975073132758,0.39116355010983855,0.394907101921774,0.39915874127236456,0.4051066963324114,0.4159071337579935,0.4191824501976749,0.4251208477148366,0.44491266403510316,0.44503578154691215,0.4472972908637723,0.4499429090365244,0.45408671365066494,0.4606460037515221,0.4608206034995151,0.4673683467145549,0.4727210166000746],"n_dims_used":45,"mean_confidence":0.8938731723361545},"coverage":{"mean_confidence":0.8938731723361545,"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}}