{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008563","490:4900008562","490:4900009632","490:4900008462","490:4900008556","490:4900008337","490:4900008455","490:4900009536","491:4910005503","490:4900009242","490:4900008801","490:4900009633","490:4900009532","490:4900009238","491:4910005759","490:4900008786","491:4910005410","490:4900008232","491:4910005873","490:4900010405","490:4900010137","491:4910005795","491:4910005003","490:4900010681","490:4900009430"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,491,490,491,490,491,490,490,491,491,490,490],"twin_sims":[0.2338882150020324,0.16975799790835552,0.12495403391161929,0.12100011522492597,0.09912744042099716,0.0984909162989746,0.09637194637471777,0.09617654036982985,0.09513792316222192,0.08709437798419971,0.07690946442932882,0.07628242981513632,0.07508707511572095,0.06425645498613108,0.06199148364643904,0.06135969558792274,0.05846583547767416,0.05762267221426805,0.055312951528200614,0.05499055404872725,0.05353359137623914,0.05178344372387403,0.05172705686334788,0.051408673987707335,0.048294862180033094],"twin_dists":[0.22139025375310314,0.24459068776440224,0.26488087711771985,0.2669205905155654,0.27923612667548453,0.27962498632199934,0.2809338647269869,0.28105570121619433,0.2817065718605668,0.286946970881174,0.29416650706350805,0.294635532647287,0.29553834009917956,0.3042986173175885,0.3062812862180204,0.30684491052747065,0.3094891703548982,0.3102798633565586,0.31249583956809995,0.31281120778292304,0.3142557887361276,0.31603481720124144,0.31609296005685844,0.3164222501312032,0.3197355890135886],"n_dims_used":45,"mean_confidence":0.8896687825520834},"coverage":{"mean_confidence":0.8896687825520834,"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}}