{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003377},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005228","477:4770003232","477:4770002994","489:4890005038","477:4770002834","477:4770003158","477:4770002911","489:4890005284","477:4770002833","477:4770003447","477:4770003068","489:4890005394","477:4770003235","499:4990000001","477:4770003238","477:4770003157","477:4770002615","477:4770002687","489:4890004996","477:4770003156","489:4890004689","489:4890004999","489:4890005132","477:4770003383","477:4770003457"],"twin_admin_codes":[489,477,477,489,477,477,477,489,477,477,477,489,477,499,477,477,477,477,489,477,489,489,489,477,477],"twin_sims":[0.8683948095736852,0.7684297214024882,0.7508227485911285,0.7481043385978213,0.7258929616600663,0.7235786064111484,0.7074734054876274,0.7014590611447897,0.6698795192015781,0.6669922661118469,0.6636030826707793,0.6556528998874575,0.6549173365478309,0.6345990686659089,0.628333882809969,0.6155766199001045,0.6099614186556799,0.5945578816109969,0.5885743046213525,0.5844469044599971,0.5815381626701689,0.5787571374787551,0.5665201773183168,0.563012199726352,0.5582790675967622],"twin_dists":[0.06899473024023207,0.09426529156306432,0.09832548190028373,0.09894574915612243,0.10395683423266124,0.10447368725438921,0.10804671282007895,0.10937139811715801,0.11625869154484031,0.11688369471291819,0.11761654356061547,0.1193324990721474,0.11949105786914736,0.12385993979021977,0.1252038009551042,0.1279373603441737,0.12913986191982788,0.1324385117739257,0.1337205405078641,0.13460528468793584,0.13522905334853239,0.1358256597950155,0.1384540714459304,0.13920872827758568,0.1402279228064983],"n_dims_used":44,"mean_confidence":0.9202280044555664},"coverage":{"mean_confidence":0.9202280044555664,"n_dims_used":44,"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}}