{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001989},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002304","490:4900000659","490:4900003482","490:4900002454","490:4900003885","490:4900004287","490:4900004129","490:4900003886","490:4900004581","487:4870001296","494:4940007163","494:4940007985","490:4900002310","490:4900005112","490:4900000808","494:4940007378","487:4870000686","494:4940008783","490:4900004297","490:4900001179","490:4900004415","494:4940008872","487:4870000769","490:4900003989","490:4900002475"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,494,494,490,490,490,494,487,494,490,490,490,494,487,490,490],"twin_sims":[0.3550930429839021,0.3161783516664108,0.27656224641410615,0.27086732917835105,0.2695247073736455,0.21886933410983567,0.2187219499128623,0.19812432171356653,0.19150672986488246,0.1861422285188314,0.18248838694401182,0.18131051288516778,0.18083260027682663,0.1775130069879076,0.17393029907002278,0.17329592107553862,0.17135531033093054,0.17102558060362089,0.1698899847747134,0.16880470466403932,0.16702529394139082,0.16671488671402004,0.16484950116625205,0.16438355250056003,0.16321109688785587],"twin_dists":[0.1868907347883647,0.19708844527724773,0.2082305127965923,0.2099091665625572,0.21030808072881454,0.2263902963423583,0.2264404790420684,0.23369184909241383,0.23613112885259083,0.23815200771402123,0.23955198615012568,0.240007502729147,0.2401929214812648,0.24149052250817482,0.2429104750440137,0.24316407016003455,0.243943982086341,0.2440771249206423,0.24453708501563262,0.2449787326384143,0.24570729171785943,0.2458349562580612,0.24660578698271587,0.24679931283189346,0.24728803879573535],"n_dims_used":45,"mean_confidence":0.9172131008572049},"coverage":{"mean_confidence":0.9172131008572049,"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}}