{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002392},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002240","490:4900002387","490:4900002241","490:4900002393","490:4900001936","490:4900002538","490:4900001788","490:4900001935","490:4900002088","490:4900001933","490:4900012239","490:4900002232","490:4900002243","490:4900004480","490:4900002242","490:4900002539","490:4900002386","494:4940004803","490:4900002391","490:4900013083","494:4940004800","490:4900013014","490:4900003510","494:4940005061","490:4900004619"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,494,490,490,494,490],"twin_sims":[0.3198751804473654,0.09081865674455407,0.08312657350735832,0.051614615467022076,0.044077299141817065,0.027858013174345615,0.026977443841802295,0.020805484727426292,0.018959320302805165,0.016366769790203343,0.01234162861090712,0.011148981359850449,0.009587688615632606,0.009472724797544846,0.008170617224469661,0.008134361619197731,0.0077786848781018665,0.006008069906409995,0.005253760036198405,0.004555276926381432,0.004520799334590087,0.004143063447396799,0.003498625854091288,0.003176317582454646,0.002981165418578524],"twin_dists":[0.1960910728545407,0.2844749699402577,0.28967489634876037,0.316209060540852,0.32452047624919583,0.3475512442437429,0.34910659226397467,0.36144042460831427,0.36575107438587395,0.37247053032990546,0.3850412688492508,0.38946789069770754,0.3959479061586781,0.396461467363028,0.4027035225003468,0.40288975157614393,0.40475725139886876,0.4153812389163531,0.42079379026564134,0.4264738416934539,0.4267742232390651,0.43020891284980567,0.43678722902446826,0.44050365765706007,0.4429249756997512],"n_dims_used":45,"mean_confidence":0.9163819207085504},"coverage":{"mean_confidence":0.9163819207085504,"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}}