{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000044},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000014","480:4800000085","480:4800000189","480:4800000104","480:4800000108","480:4800000169","480:4800000081","480:4800000202","480:4800000025","480:4800000227","480:4800000228","480:4800000042","480:4800000154","480:4800000188","480:4800000139","480:4800000041","480:4800000024","480:4800000010","480:4800000006","480:4800000196","480:4800000203","480:4800000000","480:4800000002","480:4800000135","480:4800000001"],"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":[0.43346812899581405,0.316195914501006,0.3103740424639146,0.27623327733165826,0.26469573314264266,0.22318904519804542,0.17446807733686906,0.17167818710240806,0.1611578684850606,0.15888711784643292,0.12711545368797209,0.10806524164103153,0.10285815711616772,0.0995829617364255,0.08653452894442026,0.08284935480944038,0.08247941260424779,0.07530119158659346,0.06959656100155029,0.06753660057993667,0.06412061554094553,0.0633001093035021,0.055603801515497694,0.05462692332341759,0.05351692311488313],"twin_dists":[0.16792896819864617,0.1970836914632526,0.19866782098399857,0.20832690089944844,0.21175311608481906,0.22492942398563048,0.24269601288551199,0.2438137842133278,0.24815006812898113,0.24911276019433695,0.26378653117382783,0.27397177135062956,0.27699548050398765,0.27895904329868154,0.2873257969635356,0.2898693423013092,0.29012963778426537,0.2953757778372191,0.29984079447964934,0.3015262493027644,0.30441589965814186,0.3051286706801318,0.31221263308924113,0.31316875188265936,0.31427250289009906],"n_dims_used":43,"mean_confidence":0.9055375387502271},"coverage":{"mean_confidence":0.9055375387502271,"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}}