{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001216","470:4700001083","481:4810005939","470:4700001215","470:4700000950","481:4810005900","481:4810005701","481:4810005602","481:4810005651","470:4700000958","481:4810005708","489:4890001389","470:4700001652","470:4700001219","481:4810005539","489:4890000494","489:4890000133","481:4810005653","488:4880006230","481:4810004008","470:4700001651","470:4700001079","489:4890000343","481:4810005408","489:4890000718"],"twin_admin_codes":[470,470,481,470,470,481,481,481,481,470,481,489,470,470,481,489,489,481,488,481,470,470,489,481,489],"twin_sims":[0.6526947096619714,0.6261773577291208,0.6152123688461951,0.6055623221057316,0.6021346622372272,0.5876605919662292,0.5497440536403336,0.5274986786622474,0.5089807306425479,0.5044164991571389,0.5042015626349068,0.5005381031189489,0.4860612094833555,0.4789867724604542,0.4775131706054883,0.4758611973496703,0.4750431123860319,0.4737809369225818,0.4688201936801435,0.464059134992809,0.46388349865445216,0.4637677420964866,0.4616144223054149,0.45818725120633086,0.4554308250353999],"twin_dists":[0.11996997558224098,0.1256661175461091,0.128015373013692,0.13008183453972483,0.1308158047578051,0.13391636966003964,0.14206897280808453,0.14689130844721696,0.1509390899226956,0.15194237850011622,0.15198968432817897,0.15279682960591498,0.1560030714570953,0.15758033898405355,0.15790981016669628,0.15827955354269085,0.15846281166399587,0.158745753445485,0.15986024437724725,0.1609336489151852,0.16097331967844614,0.16099946833568657,0.1614863072793236,0.16226280948288205,0.16288885326016567],"n_dims_used":43,"mean_confidence":0.9104678131813226},"coverage":{"mean_confidence":0.9104678131813226,"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}}