{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002478},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002477","480:4800002195","480:4800002424","480:4800002517","480:4800002199","480:4800002479","480:4800001991","495:4950002356","480:4800001529","480:4800002525","480:4800001821","480:4800002481","480:4800002333","480:4800002045","480:4800002152","480:4800002377","480:4800001532","480:4800002472","480:4800002376","480:4800001757","480:4800001309","480:4800002044","480:4800001650","480:4800002046","480:4800001938"],"twin_admin_codes":[480,480,480,480,480,480,480,495,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.48565843698184025,0.2915147452257397,0.29113497063295735,0.2724112005111604,0.26653034215661076,0.23060742158377845,0.21259305125884947,0.18164705270255335,0.17571493779941538,0.14688250020290777,0.1394060112667542,0.1385702683524005,0.1269190565550274,0.12228481954586788,0.11797537445465785,0.10886775241136434,0.09796296823049443,0.09442437854175147,0.0893274476154072,0.08894378226474821,0.08841077660448037,0.08827273664736714,0.08670327856183266,0.08664225277625306,0.07770728091350193],"twin_dists":[0.15609267778572491,0.20392070404796855,0.20402850436003425,0.20945196338517846,0.2112022081182928,0.2224639262734609,0.2285477705296592,0.23987714056637294,0.24220058190484944,0.25437650415317925,0.2578173550235332,0.25821045303910994,0.2638853833456486,0.26625235187136514,0.2685155805377407,0.2735158807948904,0.27994901375962206,0.2821569785956747,0.2854549332998418,0.28570915860446366,0.2860637880987663,0.2861559080626138,0.2872114065097092,0.2872527536512547,0.2935741654137715],"n_dims_used":43,"mean_confidence":0.9138259887695312},"coverage":{"mean_confidence":0.9138259887695312,"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}}