{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000061},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850006993","500:5000000198","500:5000000250","500:5000000205","500:5000000299","485:4850006836","500:5000000157","500:5000000080","500:5000000060","500:5000000019","500:5000000167","500:5000000196","500:5000000158","500:5000000195","485:4850006842","485:4850006986","500:5000000036","500:5000000304","485:4850007643","500:5000000458","485:4850007001","485:4850006841","500:5000000513","500:5000000512","485:4850006921"],"twin_admin_codes":[485,500,500,500,500,485,500,500,500,500,500,500,500,500,485,485,500,500,485,500,485,485,500,500,485],"twin_sims":[0.9006480603868047,0.8868142220086459,0.8788481482771028,0.8470749169837933,0.836492312295737,0.8364884210980847,0.8358574552822353,0.8333403263555457,0.8311173664309707,0.8197489690772485,0.8175260281895814,0.8151313295592183,0.8143871187675942,0.8065167698786456,0.8061564693173648,0.798984649402259,0.7986727588022072,0.7956570972719333,0.7954109089618407,0.7879748060752613,0.7856867867239491,0.7851450552146325,0.7849198557280364,0.7833610540060965,0.7829660175204545],"twin_dists":[0.05941405282531499,0.06365698701767071,0.06600465020253037,0.07482532099621665,0.07760757523076674,0.07760858625856383,0.07777241478175219,0.07842379592299362,0.07899620551453347,0.08188421548329881,0.08244166848403735,0.08303968715154637,0.08322501655710514,0.0851704546254142,0.08525890136889624,0.08700883980471934,0.08708449594316323,0.08781416534222594,0.08787358701653158,0.08965840086911508,0.0902038024947605,0.09033268593215832,0.09038623523850732,0.09075645026785215,0.09085014837622402],"n_dims_used":45,"mean_confidence":0.9204392327202691},"coverage":{"mean_confidence":0.9204392327202691,"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}}