{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001593},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001649","480:4800001533","480:4800001590","480:4800001538","480:4800002432","480:4800001359","480:4800001985","480:4800001420","480:4800001534","480:4800002334","480:4800001819","480:4800001475","480:4800001877","480:4800001251","480:4800002287","480:4800002290","480:4800001818","480:4800002092","480:4800001700","480:4800002242","480:4800001760","480:4800002384","480:4800001647","480:4800001641","480:4800002383"],"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":[0.7245038257589104,0.5263372680036684,0.4818158758185498,0.4196186140432701,0.3905060185624849,0.3727719215372982,0.3642743699133769,0.3347849478350043,0.3025348049684616,0.28720567578388634,0.26253129012780324,0.26042330919695417,0.25637822842969443,0.25613376161779416,0.21513976198042498,0.2123709397663374,0.2112769232906396,0.204866109512563,0.20386997714889787,0.19721941572469848,0.17245367514644053,0.16264428024887242,0.1623410109698206,0.15990139592472122,0.14777487038666257],"twin_dists":[0.10426717220926585,0.14714419217792027,0.15694870890836454,0.1711595012661752,0.1781044659574306,0.18245294906648238,0.18457243176409183,0.1921323414090507,0.20082803618962541,0.20514880279423653,0.21240614087448695,0.21304537896756082,0.21428121266859157,0.21435629425237454,0.2276672280648735,0.22862490461899157,0.2290056305842764,0.23126402728607012,0.23161925849345083,0.23402203366682006,0.2435017886987117,0.24752522230472568,0.24765237089181716,0.248681525577359,0.2539745532377639],"n_dims_used":43,"mean_confidence":0.913198426712391},"coverage":{"mean_confidence":0.913198426712391,"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}}