{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940004190","487:4870001193","494:4940004429","494:4940004654","490:4900003611","487:4870001100","490:4900004295","494:4940007988","494:4940004295","494:4940004787","494:4940003925","496:4960007405","496:4960005555","490:4900004024","487:4870001103","494:4940004659","496:4960008133","496:4960004351","494:4940004657","494:4940006294","486:4860002186","490:4900004015","494:4940005890","466:4660006343","490:4900002771"],"twin_admin_codes":[494,487,494,494,490,487,490,494,494,494,494,496,496,490,487,494,496,496,494,494,486,490,494,466,490],"twin_sims":[0.16919424503131708,0.13580302863525692,0.13001923835863816,0.11966892356147105,0.11283254894853102,0.10339782475879541,0.0943834294889538,0.0940109936522921,0.088503320594297,0.08550964071897149,0.08322444857452706,0.0824451914497111,0.08150069789744778,0.07733672474589934,0.07440152542584029,0.07302404688052476,0.07166037421786337,0.07136116301425759,0.07084817805519346,0.07023622355482982,0.06954448840228508,0.06712222845823182,0.06590660277519374,0.06451231120438547,0.0642288867607009],"twin_dists":[0.24481997765853153,0.25952482894220824,0.262338289336945,0.26761874705015987,0.27130096057921455,0.2766766382674394,0.2821829078993488,0.28241914560521303,0.2860020934558491,0.28802437851961865,0.28960636885476926,0.2901537633079582,0.29082280369928376,0.29384867451504987,0.2960613545030624,0.2971241307211787,0.29819235144870054,0.29842893578189444,0.29883642746106637,0.29932567837217,0.2998828972312864,0.30187033126411533,0.3028898393700983,0.30407826328877197,0.30432240301938995],"n_dims_used":43,"mean_confidence":0.9127190168513808},"coverage":{"mean_confidence":0.9127190168513808,"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}}