{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000762},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000760","490:4900000549","490:4900001001","490:4900000543","494:4940008157","490:4900000318","490:4900000314","494:4940007952","494:4940007953","494:4940007849","490:4900000380","490:4900000547","490:4900000996","494:4940007748","494:4940007851","494:4940007641","494:4940007533","490:4900000462","490:4900000877","494:4940007746","494:4940008156","494:4940007539","494:4940008756","494:4940006797","490:4900000871"],"twin_admin_codes":[490,490,490,490,494,490,490,494,494,494,490,490,490,494,494,494,494,490,490,494,494,494,494,494,490],"twin_sims":[0.5941110941305283,0.46579035458744666,0.4156960403555376,0.3667069408025221,0.2845734452226664,0.2829279627375765,0.22790036251112022,0.21747736329707332,0.18615546671013247,0.1522565166323722,0.13965519260764211,0.1326976043078165,0.12752400205784126,0.12085928264894841,0.1144472926551902,0.11336204014016614,0.10990451799760698,0.09436150277903216,0.09219252738635575,0.09033640362512542,0.08737676892355453,0.07050232637713248,0.06714228894569513,0.06581585057532212,0.05424375705660494],"twin_dists":[0.13253421940992838,0.16054289945149225,0.17208256434318056,0.18396319087179297,0.20590443127121721,0.20637893475802427,0.22335744337252045,0.22686515521398332,0.23814697077911157,0.25198251715444925,0.25770049118428906,0.2610239656606348,0.2635812674361138,0.26699417325602015,0.2704160789538219,0.27100973009047286,0.27293075198791306,0.2821967957318445,0.2835833266473374,0.284790483810398,0.28675662318082945,0.2991125087521069,0.30185363383924846,0.30296656410565864,0.3135476432855894],"n_dims_used":45,"mean_confidence":0.9130484686957465},"coverage":{"mean_confidence":0.9130484686957465,"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}}