{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006599},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007344","490:4900007221","490:4900007460","490:4900006482","490:4900008374","490:4900006243","490:4900007345","490:4900007578","490:4900006245","490:4900006483","490:4900005598","487:4870002712","490:4900007579","487:4870002970","490:4900006242","490:4900005988","490:4900005735","490:4900006600","490:4900005597","490:4900006246","490:4900005864","487:4870003227","487:4870004240","490:4900007580","494:4940008984"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,487,490,487,490,490,490,490,490,490,490,487,487,490,494],"twin_sims":[0.0037432923294518873,0.0016184299665589082,0.0007691156539733528,0.0005370921469346869,0.000528287057925861,0.0004654507165037373,0.00042549462848304295,0.00031516941621516337,0.00007330904208302845,0.00006655217984074918,0.000029876246484116846,0.000016723650044466814,0.000016396801449870408,0.000014234812803339026,0.000010640113162200152,0.000008770663744224561,0.000008424788809754653,0.000007015065411865575,0.000005944026529702359,0.00000565897291422776,0.0000026733059087998135,0.0000023034202901309737,0.000002232866033502582,0.000001173162715518909,7.641513902781853e-7],"twin_dists":[0.4341690611300395,0.4656067844642552,0.49182044072005826,0.5039846669771162,0.5045375861144845,0.50875350622895,0.5117205845457782,0.5215200633434949,0.5667299595248254,0.5696006669804734,0.5928438700981032,0.6091289757219748,0.6096752845170026,0.6135746928092829,0.6215245174580548,0.6267462891315515,0.6278281596971206,0.6327287359489191,0.6371299726289534,0.6384296949659188,0.6579445803734103,0.6617513718383659,0.6625438378783093,0.6787307626586886,0.6893020334648489],"n_dims_used":45,"mean_confidence":0.9216498480902777},"coverage":{"mean_confidence":0.9216498480902777,"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}}