{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001297","490:4900003877","466:4660012987","467:4670002348","487:4870001385","490:4900003032","466:4660013487","494:4940007160","487:4870000537","494:4940004870","494:4940004899","490:4900003569","490:4900003469","490:4900003054","490:4900003899","466:4660014193","487:4870001383","494:4940007817","494:4940008781","487:4870001409","487:4870010810","494:4940002660","466:4660008735","487:4870001205","494:4940006716"],"twin_admin_codes":[487,490,466,467,487,490,466,494,487,494,494,490,490,490,490,466,487,494,494,487,487,494,466,487,494],"twin_sims":[0.2785689437890168,0.2422283597933699,0.21666123361095976,0.1808215177488723,0.15977978048805158,0.14406099539973594,0.12393896498565281,0.12151918610783191,0.10494852066667242,0.10211399498145221,0.09970452884522613,0.09464071872555639,0.0866874628631148,0.08152948506321639,0.0795252275863058,0.07630406514650806,0.0755692578771597,0.07404436187497235,0.07355350125585391,0.07215361086512548,0.0720783699877615,0.07177367236804208,0.07171404696062825,0.06988737008848295,0.06901556519835952],"twin_dists":[0.20764405945988867,0.21870449989411583,0.22714452141545582,0.24019722534996255,0.2487331268923363,0.255659403805875,0.2653997812833654,0.266649947474303,0.27576762968150964,0.2774372883336342,0.27888526463565316,0.2820201369655981,0.28722211998531466,0.2908023206116789,0.2922424723681183,0.29461929765862943,0.29517278040350825,0.29633538243050517,0.29671373504691473,0.2978040938777136,0.2978631814660314,0.29810297626742266,0.2981499974748981,0.29960613323581575,0.30031201061879753],"n_dims_used":43,"mean_confidence":0.9104752651480741},"coverage":{"mean_confidence":0.9104752651480741,"n_dims_used":43,"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}}