{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002444","490:4900003714","490:4900004136","490:4900005093","490:4900002741","490:4900004673","490:4900003994","490:4900004402","490:4900005234","490:4900002595","490:4900002298","490:4900001676","490:4900004963","490:4900001813","490:4900004283","490:4900002886","490:4900003865","490:4900001680","490:4900003036","490:4900004143","490:4900004130","490:4900003582","490:4900002581","490:4900004417","490:4900002297"],"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":[0.5234447719138955,0.49990826748172634,0.4981309308418319,0.49439535953302116,0.4673645277764464,0.4639852704794933,0.4577842204549628,0.4576131825126362,0.45204464588890747,0.43116871739760215,0.4150019427840917,0.408687033135437,0.388902380418987,0.3840739907590568,0.383415841522714,0.36729065457994564,0.34595450301624725,0.34205303244074536,0.33857091445246373,0.3347894212236272,0.33369983190746927,0.31741824103957944,0.3151068083810225,0.3132334377677531,0.31015517582791363],"twin_dists":[0.14777453972458088,0.1529357606892583,0.15332807533390086,0.15415393268236194,0.16018803211366384,0.1609503319633772,0.16235426135357986,0.16239308040072556,0.16365982207026908,0.16846236068477533,0.17224628811388504,0.17374135112505393,0.17849375342477236,0.17967045744640195,0.1798313953752924,0.18381730125198495,0.18922922333792058,0.1902374862635802,0.19114257205983978,0.1921311683595296,0.19241714171250052,0.19675320460679818,0.19737876820002193,0.1978876862305847,0.1987277037782017],"n_dims_used":45,"mean_confidence":0.92110595703125},"coverage":{"mean_confidence":0.92110595703125,"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}}