{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000334},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000039","487:4870000272","487:4870000988","487:4870001269","487:4870001456","487:4870001078","490:4900013169","487:4870000810","487:4870000267","487:4870000093","487:4870002826","487:4870000818","487:4870009859","487:4870000119","487:4870000890","487:4870001355","487:4870000220","490:4900013131","487:4870000397","487:4870000232","497:4970002852","487:4870000662","487:4870000082","487:4870000173","487:4870000109"],"twin_admin_codes":[487,487,487,487,487,487,490,487,487,487,487,487,487,487,487,487,487,490,487,487,497,487,487,487,487],"twin_sims":[0.20114825885541288,0.13525134873892086,0.12133432948147291,0.12061102896379422,0.11934741488043181,0.11190339359249206,0.1118668711983086,0.10747324821206147,0.09935868142318077,0.08922994269858182,0.08559939371278069,0.0767576912137772,0.0763096097664351,0.0735619328176697,0.0720320604098369,0.06772250017872214,0.06757469180013947,0.06634263663058525,0.06421210757677245,0.0634200760627254,0.06315905156389914,0.06207304151571275,0.06067489942912868,0.05977063129070947,0.05959903007378555],"twin_dists":[0.23259596355481216,0.2597892578388574,0.2667462302266016,0.2671240413329041,0.26778825458736716,0.27181457089117456,0.271834826515801,0.2743097561837864,0.2790953435932418,0.28551946004829326,0.2879629357465595,0.29427975103768833,0.2946151376149021,0.29670721884403306,0.2978995737872127,0.3013724424901579,0.30149470590099736,0.3025224005074031,0.30433688408791687,0.3050239856856619,0.3052519680290921,0.3062088714930896,0.3074612297838945,0.3082838917197076,0.30844116059965015],"n_dims_used":43,"mean_confidence":0.9085413023482921},"coverage":{"mean_confidence":0.9085413023482921,"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}}