{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001284},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000766","490:4900002592","490:4900006517","490:4900001419","490:4900006399","490:4900001155","490:4900002475","490:4900012421","490:4900006385","490:4900005487","490:4900003859","490:4900000594","490:4900001547","490:4900001145","490:4900006503","494:4940008403","490:4900003566","490:4900003436","490:4900004297","490:4900001825","496:4960008365","490:4900000812","490:4900005882","490:4900006263","490:4900007239"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,496,490,490,490,490],"twin_sims":[0.37649563755900084,0.3185460791063466,0.31799930548241767,0.30393743083595504,0.26019837317604017,0.2592914933597332,0.24254323941939146,0.23342714952408128,0.22880124637879576,0.2264942967108047,0.22428115785885397,0.2223964687207207,0.21599483079399945,0.21176276712706507,0.20593820953090708,0.20298860802802673,0.20111665285880823,0.19965384551120866,0.19883759901697956,0.19440907459865,0.19399260567833249,0.19345261504440087,0.19257153448389153,0.18758857191456357,0.18421846244739887],"twin_dists":[0.18153171966158382,0.19644890155953607,0.1965963510981866,0.2004391650477766,0.21311378157223215,0.21338993978016757,0.21860428623168443,0.22154054181843696,0.22305931450783628,0.22382431493049493,0.22456307970689351,0.22519603904481197,0.22737316092103388,0.22883638871712264,0.2308830239435656,0.23193455746099126,0.2326073587616828,0.2331361134413893,0.233432320405827,0.23505421607866356,0.23520805605665634,0.2354078660785679,0.2357347226481979,0.23760317644322376,0.23888666599108735],"n_dims_used":45,"mean_confidence":0.9084798177083333},"coverage":{"mean_confidence":0.9084798177083333,"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}}