{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011062","490:4900009933","490:4900007768","490:4900007994","490:4900007883","490:4900008014","490:4900009857","490:4900009832","490:4900010511","490:4900010744","490:4900009956","490:4900010827","490:4900010683","490:4900009858","490:4900009955","490:4900010660","490:4900010334","490:4900010249","490:4900010320","490:4900010404","490:4900008019","490:4900010852","490:4900009831","490:4900007892","490:4900011063"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.11251285635589404,0.10845255615958944,0.050491913720795076,0.04808918601495289,0.04627764519784222,0.04272214429875027,0.037746538346980954,0.036295202777064745,0.02835614649604784,0.02585630487557675,0.022548607503349354,0.019655137032892293,0.019417166548373492,0.01886986493413556,0.016711685282768597,0.01557181358691559,0.014428878893005337,0.013814841459107365,0.01316709718475464,0.011990699765384291,0.011768104744611782,0.01102853401305788,0.011021423956819737,0.010789141104263145,0.010589076296187452],"twin_dists":[0.2714773081127283,0.2737514192509549,0.3173799837426524,0.31996065680224095,0.3219785394151334,0.3261395284180762,0.33248180785999387,0.3344649933542821,0.3466900353835,0.351151448590331,0.3576660364561107,0.3640850772324039,0.3646489720067345,0.36596911775083374,0.3715249016413768,0.3747185206994348,0.37813436402004746,0.3800692848361515,0.38219456526556783,0.3863028785162834,0.38712020227589755,0.3899380365384216,0.3899659318899311,0.3908861812996634,0.39169302844888804],"n_dims_used":45,"mean_confidence":0.880719248453776},"coverage":{"mean_confidence":0.880719248453776,"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}}