{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006558},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007428","490:4900005562","490:4900005829","490:4900002674","490:4900007288","491:4910002112","490:4900006203","490:4900007661","490:4900006198","490:4900007529","490:4900007537","490:4900007161","490:4900002673","490:4900006194","490:4900006320","490:4900006924","490:4900004881","490:4900005432","490:4900004064","490:4900007046","490:4900004614","490:4900006934","490:4900004887","490:4900002223","490:4900006802"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.41853780779229216,0.28099106480251973,0.26830642986515785,0.20033424281309614,0.18483529663301757,0.1598977055032953,0.15873782134382444,0.13194776471037895,0.12744482764953363,0.12174758089631686,0.11601296993572026,0.10551791426000856,0.08150723217820727,0.07951079149082123,0.07553706963164998,0.07425209387026878,0.07362247673202568,0.07348973537532766,0.06301794628795616,0.05835248225510668,0.05753040335393599,0.05528687590155432,0.054988112941017804,0.05347841682835592,0.05287223594546134],"twin_dists":[0.1714134684497145,0.20693961400721048,0.21067111537733874,0.23288984230112167,0.23865052048070748,0.24868309099967983,0.24917640475765768,0.26138989583792277,0.263621007463113,0.2665311419924762,0.26956721079774465,0.27543647871353966,0.2908181538191099,0.2922529504266485,0.29519712475074883,0.29617587387456423,0.29666044613570813,0.29676303508943774,0.3053755327712731,0.30959492053111654,0.31036696830909044,0.3125212900538875,0.3128136014966597,0.31431113170705977,0.31492230261298343],"n_dims_used":45,"mean_confidence":0.8999444749620226},"coverage":{"mean_confidence":0.8999444749620226,"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}}