{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001937","490:4900004905","490:4900006507","490:4900012980","478:4780004616","490:4900001649","471:4710003397","490:4900004906","496:4960004255","471:4710002023","490:4900002243","481:4810002345","476:4760002150","494:4940007530","490:4900000749","471:4710002340","466:4660002621","494:4940007637","490:4900007673","488:4880000373","490:4900002385","494:4940008148","494:4940008052","490:4900002689","484:4840001284"],"twin_admin_codes":[490,490,490,490,478,490,471,490,496,471,490,481,476,494,490,471,466,494,490,488,490,494,494,490,484],"twin_sims":[0.03110786518072997,0.007747045758101636,0.0001904121490942834,0.00011231611083634874,0.00008394312477008283,0.00007875276530345202,0.00007800226682839091,0.000038266283161339255,0.000037347797824124664,0.00003644147365578277,0.000027147520728642842,0.00002529386326024537,0.000024981100809569714,0.000024259434138958357,0.000023392310464165995,0.000022749980190024746,0.000021387171418836245,0.00002079422314532529,0.000018402200775131845,0.000018076113978613648,0.000017948035471154004,0.00001624955579605008,0.000015309354493016185,0.000013810663680737161,0.000013521286124308908],"twin_dists":[0.342154310524231,0.4049270620424161,0.5375711848561202,0.5538866951615333,0.5626840025570545,0.5645940532112373,0.5648800512443803,0.5857596063774545,0.5864587880929524,0.5871649283739718,0.595562677555336,0.5975623462183259,0.5979134498624853,0.5987398384840675,0.5997643534527729,0.6005468836546533,0.6022793845533424,0.6030662863817406,0.6064746499452006,0.6069716965614095,0.6071692674366304,0.6099248019754475,0.6115708524341207,0.6144057006383347,0.6149867694873736],"n_dims_used":45,"mean_confidence":0.9135739644368489},"coverage":{"mean_confidence":0.9135739644368489,"n_dims_used":45,"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}}