{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003466","470:4700003802","478:4780000269","478:4780000389","478:4780000157","478:4780000390","478:4780000919","478:4780000812","478:4780004685","478:4780000350","478:4780000667","478:4780001345","478:4780000297","478:4780000486","488:4880005109","478:4780000530","478:4780001253","478:4780000814","478:4780000356","478:4780000282","478:4780000213","484:4840002338","478:4780000050","478:4780000391","478:4780003325"],"twin_admin_codes":[470,470,478,478,478,478,478,478,478,478,478,478,478,478,488,478,478,478,478,478,478,484,478,478,478],"twin_sims":[0.48297506499080034,0.4451956432592678,0.3854841279647532,0.3732806531921626,0.3693545818276543,0.3566226355567294,0.3476385041756985,0.3429866810530308,0.30686186517968445,0.2920925451957141,0.2884500048023181,0.2858886936275338,0.2796468029882688,0.27609186595893215,0.2751521668430644,0.26870392721305403,0.26728222712893035,0.2649091399388164,0.2633946095581634,0.2533687064459182,0.24120593029535653,0.24054987169237865,0.23793702180834203,0.23439646742442574,0.2340771197533407],"twin_dists":[0.1566902455434379,0.1652258149312794,0.17932607749533885,0.18232682547521747,0.1833023843507166,0.1865023955614446,0.188795886540937,0.18999564761898793,0.19963171175146172,0.20375685352664202,0.20479304162498801,0.2055263434942843,0.20733011913842683,0.20836835606560458,0.2086441622048345,0.21055255308969964,0.2109771090865758,0.21168891091182052,0.2121452705120223,0.21520868864673284,0.21903048142559428,0.2192401248709936,0.2200787667267489,0.22122480969698344,0.22132873482557874],"n_dims_used":43,"mean_confidence":0.911793730979742},"coverage":{"mean_confidence":0.911793730979742,"n_dims_used":43,"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}}