{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005175},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002621","477:4770002761","477:4770002762","468:4680007418","468:4680008931","468:4680007575","468:4680008833","468:4680008327","468:4680008937","468:4680004304","472:4720007821","489:4890004239","477:4770003311","468:4680008932","484:4840005942","468:4680007981","477:4770002990","489:4890003961","472:4720007263","472:4720003654","468:4680007257","472:4720005575","468:4680008535","472:4720003732","468:4680007106"],"twin_admin_codes":[477,477,477,468,468,468,468,468,468,468,472,489,477,468,484,468,477,489,472,472,468,472,468,472,468],"twin_sims":[0.5985765031890975,0.4184842438204627,0.31045816284493954,0.30656276030254476,0.28653788461363866,0.2816756015326012,0.2734138106093624,0.2724745606706658,0.2481218474330567,0.23903912696547785,0.2376302214525289,0.2154633702227562,0.2150425202254905,0.2141341309161501,0.21150342590585777,0.20552908727995584,0.20285568108911728,0.1997077149142316,0.19837786027502152,0.19744011386779683,0.19642292590545923,0.19297201720300383,0.19265578534578934,0.1911647151864786,0.1900053743050776],"twin_dists":[0.13157778295516223,0.17142606213005415,0.19864481174230975,0.1997140915795488,0.20534010910535752,0.20674119279673547,0.20915590359408198,0.20943323400200262,0.21684258640646153,0.21972429910129812,0.2201776325056975,0.22755584327476794,0.22770072040559078,0.22801408586209373,0.228926696450056,0.23102825752063272,0.23198219191713043,0.2331165942320649,0.23359952428308803,0.23394140826585497,0.23431352762875576,0.23558602584966243,0.23570342294322028,0.23625878033897504,0.23669267548583148],"n_dims_used":45,"mean_confidence":0.9212565104166667},"coverage":{"mean_confidence":0.9212565104166667,"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}}