{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001605},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001384","480:4800001453","480:4800001674","480:4800001391","480:4800001330","480:4800001620","480:4800001660","480:4800001265","480:4800001555","480:4800002387","480:4800001380","480:4800001613","479:4790005164","468:4680005901","488:4880003024","480:4800004841","480:4800001377","480:4800001716","480:4800001449","480:4800001275","496:4960009598","480:4800002108","480:4800001339","496:4960007848","480:4800001662"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,479,468,488,480,480,480,480,480,496,480,480,496,480],"twin_sims":[0.20901884790588696,0.10707531205097008,0.08566380932203022,0.08299738893610693,0.0571969634129126,0.05525197701846472,0.05002142859072162,0.04626375725361197,0.046089842454287704,0.04081038938058649,0.03819434889957326,0.033606672737037456,0.033496876408597706,0.031713569555579274,0.031595091509155245,0.03073768850306125,0.029947127744696492,0.029752785441171714,0.029697245584356505,0.029585855946368325,0.026794176077308288,0.025929887185943294,0.02588256394586173,0.025653500017339886,0.025191691893537014],"twin_dists":[0.22979570973321914,0.274537761135539,0.2879188699725394,0.28976544404609156,0.3106827108934554,0.31255536781004534,0.3178771292352262,0.3219942626553054,0.3221914957503583,0.32849869565399964,0.33188294857370143,0.338323943723477,0.33848705462589124,0.3412023332512134,0.34138731260175464,0.34274395112154343,0.34402385553547044,0.34434292332340294,0.34443443607565855,0.34461841561880235,0.3494357844893801,0.35101491880908314,0.3511026872279168,0.3515294907226001,0.35240005753740755],"n_dims_used":43,"mean_confidence":0.9201012544853743},"coverage":{"mean_confidence":0.9201012544853743,"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}}