{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002682},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004558","488:4880000012","466:4660003808","466:4660008385","470:4700004407","490:4900001753","466:4660000704","490:4900000421","466:4660000296","496:4960000111","499:4990002859","488:4880006291","489:4890002797","499:4990003272","490:4900001100","490:4900004167","493:4930001568","466:4660000380","466:4660003809","488:4880000581","470:4700002800","470:4700008676","466:4660008532","485:4850003311","490:4900001097"],"twin_admin_codes":[470,488,466,466,470,490,466,490,466,496,499,488,489,499,490,490,493,466,466,488,470,470,466,485,490],"twin_sims":[0.19095674619704678,0.12058942758801233,0.11114171960762405,0.10375896907425565,0.10165125128181403,0.09965906686592343,0.09379835098926871,0.09139544300792152,0.08809118461079678,0.0845298914296806,0.07685158080226402,0.07635760694118521,0.07535419610030145,0.07424819097698002,0.07394738517299237,0.07302291793494033,0.07108676301565602,0.06954047970616273,0.06538036210139497,0.06530466944889447,0.0650031474061222,0.0630737960996411,0.06269250994316142,0.06183423356012553,0.06113763273350093],"twin_dists":[0.23633647935461,0.2671353512339525,0.27223806255395777,0.276463993762457,0.27771328766894793,0.2789128471043077,0.28255435690719544,0.28409934464848685,0.286277239806911,0.28869845689923396,0.294209675074087,0.29457913624166976,0.2953355931532134,0.29617886741552624,0.29640997052308465,0.2971250083676194,0.2986466099587384,0.29988613948191417,0.3033359457237983,0.30340035310358815,0.3036575270419126,0.30532659847541066,0.305661381231376,0.3064211284559692,0.3070441464149587],"n_dims_used":43,"mean_confidence":0.921076308849246},"coverage":{"mean_confidence":0.921076308849246,"n_dims_used":43,"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}}