{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001087},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001884","491:4910001983","491:4910002072","491:4910002166","491:4910001465","491:4910001828","492:4920005439","491:4910003422","491:4910002217","492:4920004838","491:4910002724","491:4910002675","492:4920004342","492:4920006675","491:4910001022","492:4920006572","492:4920005324","492:4920003983","491:4910001152","491:4910001591","492:4920004106","492:4920006823","491:4910001825","491:4910003213","491:4910001349"],"twin_admin_codes":[491,491,491,491,491,491,492,491,491,492,491,491,492,492,491,492,492,492,491,491,492,492,491,491,491],"twin_sims":[0.2943493258466359,0.2870194376775835,0.27864475176839265,0.2746870663234064,0.25468695081777304,0.24659881023824293,0.24376975896913175,0.22051432096267615,0.2159592703084744,0.20955155889188531,0.2071075881651815,0.20231666604722848,0.19082927489756504,0.1903912692060887,0.18935556127795086,0.1890635441681139,0.18741692161413415,0.1823440551332834,0.17559845544494013,0.17504801075958137,0.17224548017941116,0.17197086684079618,0.17060463609611098,0.16849236736968592,0.1665814483041988],"twin_dists":[0.20311871849030938,0.20520212874900134,0.20762195527854554,0.20878088482792126,0.21480157611630968,0.21732100287504447,0.2182147340318959,0.22583172771779278,0.22738537489262006,0.22960879832971198,0.23046899245944444,0.2321755682907387,0.23638413293655477,0.2365480455847976,0.23693668417864364,0.23704652911776966,0.23766815544469558,0.23960769139044447,0.242246758994398,0.2424652675575731,0.2435854512282023,0.24369591455247952,0.2442473674122759,0.24510621430049295,0.24588988958140798],"n_dims_used":45,"mean_confidence":0.8986233181423611},"coverage":{"mean_confidence":0.8986233181423611,"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}}