{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006415},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007015","490:4900006164","490:4900001474","490:4900006644","478:4780007100","490:4900005915","490:4900006039","490:4900001210","490:4900001211","490:4900008642","488:4880003314","490:4900005783","490:4900001743","490:4900007511","490:4900005805","490:4900004042","496:4960010307","490:4900001220","490:4900007514","490:4900006406","490:4900004858","490:4900006408","490:4900001473","490:4900002657","496:4960002397"],"twin_admin_codes":[490,490,490,490,478,490,490,490,490,490,488,490,490,490,490,490,496,490,490,490,490,490,490,490,496],"twin_sims":[0.6459634962090813,0.4828960565895177,0.4719441832254065,0.4678557049021386,0.4470933887967207,0.43320957871222543,0.43080317731064605,0.4068424915867458,0.40137641819972936,0.40017903481888656,0.3841955651896261,0.3744231877396663,0.37294213551954886,0.3704433304514646,0.3694118925575937,0.3538316656610986,0.34224221170836183,0.3386030322563716,0.33504491018957994,0.3300200078434169,0.3296749205852207,0.32705908907988235,0.32551435131239514,0.320871188666384,0.3174329983259615],"twin_dists":[0.12141872453609291,0.15670785578917235,0.15915794458091972,0.1600773896311694,0.16479099975439734,0.16798888684595928,0.16854726061145187,0.17417995872057246,0.1754849532824935,0.17577188784781203,0.17964074314309642,0.18204387899311658,0.18241074056360435,0.1830313367187232,0.1832881067494247,0.18721162952552603,0.19018845562063294,0.19113420109777493,0.1920641860155509,0.19338673099475634,0.19347796030846998,0.19417121270148835,0.19458204050642056,0.19582346834706044,0.19674921899674452],"n_dims_used":45,"mean_confidence":0.9172268337673611},"coverage":{"mean_confidence":0.9172268337673611,"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}}