{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012335},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012262","490:4900013174","490:4900012686","490:4900012469","490:4900012347","490:4900013173","490:4900013206","494:4940008903","490:4900012485","490:4900012395","490:4900012540","490:4900006379","490:4900004398","487:4870001626","490:4900011940","490:4900000586","494:4940008767","494:4940008018","494:4940008009","487:4870002973","494:4940008120","490:4900008510","496:4960008022","490:4900012543","490:4900013075"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,490,490,487,490,490,494,494,494,487,494,490,496,490,490],"twin_sims":[0.25254664284979944,0.1856856358493929,0.17529125870560996,0.16492623124692538,0.10274331863474916,0.0957790255944323,0.08368631039375994,0.07927078542942358,0.0632831534553951,0.057138202491058616,0.054537114666798,0.02875289998110533,0.022820177480561053,0.02100231532953267,0.019959198278551995,0.016990313068260213,0.01597145044060088,0.014461694839369706,0.014015912822715072,0.013751639260749389,0.01155765945059657,0.010517990956102856,0.010097931369403358,0.009786792132567038,0.008578738301941152],"twin_dists":[0.21546324799658953,0.23832588872058574,0.24236864575737177,0.2465739560457408,0.2770634967950384,0.28130415553997923,0.2892838609958166,0.29242737659167917,0.3051434797358259,0.31073851040739137,0.31325736061773507,0.3460133556051243,0.3571010045664771,0.36100073751707107,0.3633731807758995,0.37077343819575886,0.373576123353466,0.37803301519950055,0.3794274628828669,0.38027273137870005,0.3879056307222953,0.39198297965920204,0.3937328683062941,0.39507133983468,0.40065672800886376],"n_dims_used":45,"mean_confidence":0.9029739379882813},"coverage":{"mean_confidence":0.9029739379882813,"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}}