{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000434},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000379","500:5000000654","500:5000000432","500:5000000544","500:5000000597","500:5000000490","500:5000000433","485:4850006878","485:4850006657","500:5000000380","500:5000000656","485:4850007254","500:5000000493","500:5000000600","500:5000000489","500:5000000487","500:5000000488","485:4850006656","500:5000000598","485:4850007387","485:4850007900","485:4850006655","500:5000000546","485:4850007899","485:4850007390"],"twin_admin_codes":[500,500,500,500,500,500,500,485,485,500,500,485,500,500,500,500,500,485,500,485,485,485,500,485,485],"twin_sims":[0.9392437772010036,0.9339135565973669,0.9317415117651425,0.9247576395897706,0.8893517190729221,0.873476817011799,0.8464512600595273,0.7922989231672837,0.778860341769592,0.7577055139642732,0.7439303512326131,0.7245036857482438,0.7209471724255048,0.7042865822033316,0.6834912567101089,0.6802775471794338,0.6785085812432556,0.6746814907258819,0.6734816430086378,0.6568931579072175,0.6515881962034727,0.64837275565067,0.6264576774091082,0.6243729861994339,0.6117793685205287],"twin_dists":[0.04598371973050437,0.04802596172067825,0.04883690039933856,0.05136978021395188,0.06289532922246001,0.06755313562852008,0.07499116582300705,0.08862285771625603,0.0918210839753826,0.09674742281361993,0.09989498834763096,0.10426720347153616,0.10506025875039492,0.10874922586308008,0.11330258234358453,0.11400204748324834,0.11438664077450257,0.1152177127817832,0.11547799947030525,0.1190650731657221,0.12020829474973582,0.12090045360307737,0.1256060289059918,0.1260528555217688,0.12875056980756944],"n_dims_used":44,"mean_confidence":0.9170847806063566},"coverage":{"mean_confidence":0.9170847806063566,"n_dims_used":44,"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}}