{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003560},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000170","477:4770003776","499:4990000300","477:4770003562","499:4990000091","477:4770003862","499:4990000143","499:4990000692","499:4990000172","499:4990000481","500:5000002771","499:4990000349","499:4990000860","499:4990000138","500:5000002772","477:4770003826","499:4990000145","499:4990000423","499:4990000140","500:5000003227","499:4990001021","477:4770003782","499:4990000422","499:4990001325","500:5000003399"],"twin_admin_codes":[499,477,499,477,499,477,499,499,499,499,500,499,499,499,500,477,499,499,499,500,499,477,499,499,500],"twin_sims":[0.9190546303580948,0.8904431337128248,0.8870664027353377,0.8804253896812857,0.8301322065575963,0.8184481100685175,0.8133726570853902,0.8002809851373454,0.7894746539528426,0.7838656740911482,0.7571449481549514,0.7483426923346815,0.7311555603098708,0.7267404814725736,0.7234219117933698,0.7180199763771224,0.7157476959278465,0.7073329498661229,0.7058463246076,0.7054739200138215,0.7003041934903681,0.6877616788522394,0.6851427259346549,0.6749029724213982,0.6624278195178798],"twin_dists":[0.05336236334834269,0.06256555308334083,0.06358160351054332,0.06554483487247253,0.07924904731593782,0.08221071061038955,0.08347725516278685,0.08669399410729359,0.08929993514076506,0.0906366881281837,0.0968763682053453,0.09889142907693171,0.10277808351066726,0.10376733191335187,0.1045086482264783,0.10571143257245649,0.10621598239097703,0.10807770456102983,0.1084055640481276,0.1084876466650883,0.10962521933372722,0.11237151603952225,0.112942740676602,0.11516965244618863,0.11787047840327564],"n_dims_used":44,"mean_confidence":0.9235312721946023},"coverage":{"mean_confidence":0.9235312721946023,"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}}