{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000083},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810002223","488:4880005779","481:4810001211","481:4810000364","481:4810001300","470:4700000109","481:4810002224","488:4880005844","481:4810001214","470:4700000081","488:4880006207","496:4960005666","479:4790005913","488:4880005591","472:4720002577","488:4880002595","470:4700000356","481:4810000037","488:4880005867","481:4810001363","481:4810001097","496:4960005531","488:4880005952","488:4880005477","488:4880004195"],"twin_admin_codes":[481,488,481,481,481,470,481,488,481,470,488,496,479,488,472,488,470,481,488,481,481,496,488,488,488],"twin_sims":[0.7438759895622368,0.7158233799379776,0.6433266120688312,0.6336435565501921,0.6265140608169772,0.6217179143152353,0.6135490735462522,0.6104447304119528,0.6103140013757186,0.6045005984169992,0.5971894158891549,0.5793408474697246,0.5777648368626739,0.5735150366019807,0.5725388365071387,0.5559024739552094,0.5540927713828866,0.5502465473773336,0.5487607426926762,0.5382658731046835,0.5302403164224861,0.5219185928421516,0.5206458406030012,0.5178227326261408,0.5174684364196441],"twin_dists":[0.09990732659734386,0.10619918996781268,0.12198564263290204,0.12406497169742131,0.12559394247311292,0.12662180435379036,0.12837158932097006,0.12903636809832525,0.12906436182207837,0.13030917951300747,0.1318748557962289,0.13570041837172717,0.1360385938156678,0.1369509224243965,0.1371605818241066,0.14074013553153708,0.14113038695252134,0.14196045873925575,0.14228136716050674,0.14455242259651988,0.14629482721396692,0.14810745036708486,0.148385252039202,0.14900201816040134,0.14907947801472354],"n_dims_used":43,"mean_confidence":0.9138318438862645},"coverage":{"mean_confidence":0.9138318438862645,"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}}