{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002009},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001951","480:4800002122","480:4800002448","480:4800002067","480:4800002217","480:4800002499","480:4800002303","480:4800001836","480:4800001733","480:4800002497","480:4800001832","480:4800001896","480:4800001662","480:4800001954","480:4800001831","480:4800002010","480:4800002207","480:4800002114","480:4800002128","480:4800002125","470:4700003675","480:4800002216","470:4700006761","480:4800001776","480:4800002260"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,470,480,480],"twin_sims":[0.7747246056158277,0.7504621038024407,0.6775726971976855,0.629076406280713,0.6086967170863978,0.6069993550762555,0.5651844685537272,0.4867506993196722,0.4801606027159501,0.46260369257368195,0.42851847028901496,0.42220106681252517,0.4117158061391655,0.40580631098462644,0.39669727969636,0.39012766722958564,0.3683664039831582,0.3665876214098095,0.3563560049428462,0.3529901322759013,0.35232626043407733,0.3521724558420771,0.3406604826262163,0.3357233738201416,0.32814616389336915],"twin_dists":[0.0927939643236379,0.09840786654373244,0.1145899948618471,0.1250445912219449,0.12941067432973585,0.12977412702944358,0.13874134821809508,0.1558497308792395,0.15731812411436838,0.1612625466777272,0.1690785703847963,0.1705537972157269,0.1730230364514739,0.1744267357625049,0.1766084651277282,0.17819624404633633,0.18354873917109463,0.18399302711309823,0.18657002691040442,0.18742604585358075,0.1875953829070066,0.18763463828906043,0.19059884798731508,0.1918864454745009,0.19388274444567816],"n_dims_used":43,"mean_confidence":0.9207639472429142},"coverage":{"mean_confidence":0.9207639472429142,"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}}