{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001084","480:4800000974","480:4800000722","480:4800000432","480:4800000842","480:4800001139","480:4800000406","480:4800000377","480:4800001137","480:4800000733","480:4800000505","480:4800000533","480:4800000464","480:4800001140","480:4800000372","480:4800000892","494:4940006159","480:4800000960","480:4800001000","480:4800000498","480:4800001199","494:4940006158","480:4800000934","480:4800001090","480:4800001136"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,480,480,480,494,480,480,480],"twin_sims":[0.2919811884099291,0.26275783668150826,0.2525382764600158,0.25220298467783425,0.25137523728518585,0.24453959612442214,0.23523526437675601,0.23054867968387768,0.21336525093663855,0.20856371130076434,0.207806456605458,0.20731659404183608,0.20674371601009003,0.20194125156856074,0.17244735270216735,0.1715348659440743,0.16237695883763353,0.13931930595883854,0.1388541381861771,0.13746280203870104,0.13601353348258952,0.1348249524002584,0.13337135420075194,0.13208083435707557,0.12643029774198536],"twin_dists":[0.20378841671321274,0.2123376331192168,0.21546584143276487,0.21556982115293916,0.21582689749911937,0.21797087405137203,0.22095228157883298,0.22248324147612197,0.22828002750505433,0.22995565973092624,0.23022231164556264,0.23039515985299105,0.23059765395160498,0.23231046073876507,0.24350432828976806,0.24387155583001155,0.24763729040936008,0.25785805559817615,0.25807673467178577,0.25873409623184546,0.25942414289297794,0.2599941911644539,0.26069649285238994,0.2613248422869815,0.264131893542806],"n_dims_used":43,"mean_confidence":0.9145937187727108},"coverage":{"mean_confidence":0.9145937187727108,"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}}