{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004579},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005434","480:4800005516","480:4800004750","480:4800005435","480:4800003924","480:4800004319","480:4800005007","480:4800004000","480:4800005592","480:4800005426","480:4800004996","480:4800005267","480:4800004827","480:4800004580","480:4800004144","480:4800004733","480:4800005812","480:4800003905","480:4800004742","480:4800003999","480:4800004995","480:4800005596","480:4800005511","480:4800003772","480:4800004745"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4962709057915154,0.3850886136951179,0.36172457523783685,0.30646832396539037,0.304929436541659,0.2988643368859393,0.27753063451348625,0.26244189704274623,0.20471933804595246,0.19914783538350875,0.1920818619573792,0.17486918049230896,0.1659888304241804,0.16139789011786415,0.15450334606323265,0.15304904237420577,0.1481317315482649,0.14533809270382755,0.14072803415140767,0.1386176825270355,0.13261217179287083,0.12796503275022325,0.1210128096957916,0.11873881866701398,0.11590896421733404],"twin_dists":[0.15373906577392543,0.17942260829805917,0.18521324077372328,0.1997401109826895,0.20016476467880856,0.20185065335240526,0.20794718042261254,0.21243318355773153,0.23131629309369717,0.2333196403254878,0.23591682804569944,0.2425363627557074,0.2461342399833052,0.24804888746992115,0.25100001362880353,0.25163475148198516,0.2538143138233594,0.2550764408026762,0.2571991068004328,0.25818810412046056,0.26106557900693245,0.26336024200197156,0.2669139610724673,0.26811008062847275,0.2696233260403851],"n_dims_used":43,"mean_confidence":0.9183662769406341},"coverage":{"mean_confidence":0.9183662769406341,"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}}