{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011094},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011010","490:4900011982","490:4900010681","490:4900011014","490:4900011382","490:4900011712","490:4900011972","490:4900010682","490:4900010773","490:4900011846","490:4900010595","490:4900010928","490:4900011713","490:4900011163","490:4900010680","490:4900010679","490:4900010157","490:4900011313","490:4900011648","490:4900008112","490:4900010405","490:4900011911","490:4900010419","490:4900011513","490:4900011714"],"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":[0.5555457113547904,0.3719662111482187,0.32669307020326344,0.3236715231877349,0.2549807991514901,0.2359987104490086,0.19680203350636188,0.19603809730824334,0.18220132637042094,0.17812625152443243,0.17134132712610833,0.16913032073279863,0.1617944565719917,0.13942171448134608,0.13902438296849562,0.11993393741166096,0.11144501191929025,0.1042181409004717,0.10250390614125007,0.09864495712212676,0.09616124783259684,0.09613682729566234,0.09572894713264829,0.094782059828052,0.08468362150961319],"twin_dists":[0.1408170540970998,0.18265287285220694,0.19426845931749454,0.19507356333564735,0.21471100954714512,0.22070478759409462,0.23417468252552465,0.2344546580050012,0.23966280856020375,0.2412495215440858,0.2439496246885238,0.24484601161571984,0.24788195466544735,0.25780998575545155,0.2579966378806119,0.2674792865951281,0.2720691639806819,0.2761944611848934,0.2772054864881638,0.27953070075981723,0.28106524439025987,0.2810804862879011,0.2813355130425491,0.2819308675562172,0.28859227829141226],"n_dims_used":45,"mean_confidence":0.891329108344184},"coverage":{"mean_confidence":0.891329108344184,"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}}