{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011761},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011765","490:4900011831","490:4900011701","490:4900011901","490:4900011434","490:4900012042","490:4900011905","490:4900012165","490:4900011707","490:4900011827","490:4900012182","490:4900011964","490:4900012098","490:4900011441","490:4900012044","490:4900011838","490:4900011637","490:4900012169","490:4900011770","490:4900011645","490:4900011697","490:4900011828","490:4900011640","490:4900011631","490:4900012184"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3531761172094438,0.3412781773128756,0.27377222208733126,0.2582239016036822,0.2169888316982486,0.19578960306798146,0.13582672528033535,0.11442929716006629,0.1124658760952797,0.11166847995346996,0.10957092824312971,0.10619487989847633,0.10499280128960477,0.10322929408367357,0.1016453245343305,0.0983436535079073,0.08970296066363095,0.08745412954271933,0.08691198625667913,0.08233855777670845,0.08201084333386248,0.07716007626936716,0.07434467550110954,0.07287643228836833,0.060481570643257904],"twin_dists":[0.18737863546729355,0.19043846110159937,0.20905023054148078,0.21371581760720165,0.22703229767412592,0.23454589176664387,0.25951348881861785,0.27042588738903056,0.27150325572272976,0.2719449452060712,0.27311855515878775,0.27504456874177624,0.27574182666258323,0.2767760686028696,0.2777168289844413,0.27971523136776527,0.28520694700052307,0.28670456302894853,0.28707017436318133,0.29022899021991,0.2904606718609376,0.2939799088811211,0.2961049004823019,0.2972389800753682,0.3076362603950489],"n_dims_used":45,"mean_confidence":0.890850830078125},"coverage":{"mean_confidence":0.890850830078125,"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}}