{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006455},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000390","480:4800006441","493:4930004913","480:4800006454","480:4800006470","494:4940000898","494:4940000440","480:4800006458","494:4940000615","492:4920003183","494:4940003606","494:4940003723","493:4930005042","494:4940000389","480:4800006483","494:4940000788","480:4800006488","494:4940000500","494:4940002353","492:4920003237","493:4930004776","494:4940003255","494:4940000614","494:4940000736","493:4930005170"],"twin_admin_codes":[494,480,493,480,480,494,494,480,494,492,494,494,493,494,480,494,480,494,494,492,493,494,494,494,493],"twin_sims":[0.7159295684101773,0.5999178528332042,0.5100997586151806,0.5008021882206264,0.43301441636959487,0.4078172509554899,0.3760022049764529,0.3750842493723026,0.3735287620205389,0.3683265414380076,0.3570583812612036,0.3559371920802197,0.32919322611812624,0.3204368564742409,0.31822792442723485,0.3178923241515574,0.30840577104783223,0.30004845636887334,0.2910987723309698,0.28900261302156177,0.2840610179187477,0.27977035454001614,0.27387841866952795,0.2692006312594541,0.2684442093462511],"twin_dists":[0.10617562787017629,0.1312905226322371,0.15069347084688484,0.15273859135303172,0.16803412495920994,0.17394806442294064,0.18165353503545256,0.1818803620285402,0.1822653456259433,0.18355868390188196,0.18639192388630244,0.18667631225663675,0.19360539169653262,0.19594010606885237,0.19653468161080137,0.196625217672253,0.1992072214268963,0.20151995202407516,0.2040387837355158,0.20463534192939675,0.20605202081048515,0.20729418019028037,0.20901893615153164,0.21040455284437007,0.21063000731076856],"n_dims_used":42,"mean_confidence":0.9139840262276786},"coverage":{"mean_confidence":0.9139840262276786,"n_dims_used":42,"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}}