{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010132},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009836","490:4900008901","490:4900011360","490:4900009528","490:4900010748","490:4900010492","490:4900010563","490:4900008899","490:4900010564","490:4900009936","490:4900011145","490:4900010842","490:4900010909","490:4900007895","490:4900008769","490:4900009626","490:4900010988","490:4900009623","490:4900009720","490:4900011642","490:4900009721","490:4900011061","490:4900010123","490:4900009822","490:4900007783"],"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":[0.6029664654948852,0.36910048225278763,0.3274804092861408,0.24651429778798278,0.22963797383594298,0.22596170375382363,0.1813787002941579,0.16339862789238987,0.16036393667324786,0.13567585733133047,0.13277731473288018,0.12884532925879358,0.10009295452041843,0.09362699924638929,0.09056933773750202,0.08467976877413207,0.0759191712332007,0.0739731776534231,0.07145373807322018,0.06953693197246684,0.06886163427936405,0.06496254571770015,0.0649082775536052,0.06419633942425132,0.06414319299032985],"twin_dists":[0.1306376856822376,0.1833657004943887,0.19405934764310417,0.2173476054427596,0.22278311110270427,0.2240016594089836,0.23998107582227238,0.24720969810593477,0.24848553025306283,0.25958571262759167,0.26098515766334535,0.26292079338657853,0.27865000154223835,0.28266348891217047,0.2846379206978586,0.28859493742793013,0.29490867484153777,0.29639012493457567,0.29835565153656823,0.29988900903081456,0.3004373962937032,0.3036922314148299,0.3037386449214149,0.3043504954192878,0.30439639245432],"n_dims_used":45,"mean_confidence":0.886907450358073},"coverage":{"mean_confidence":0.886907450358073,"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}}