{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002369},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003241","490:4900004193","490:4900003632","490:4900003240","490:4900003922","490:4900003635","490:4900003639","490:4900002965","490:4900004206","490:4900003774","490:4900003237","490:4900004331","490:4900003634","490:4900003780","490:4900005019","490:4900004880","490:4900005422","491:4910001802","490:4900003770","491:4910001692","490:4900004338","491:4910002162","490:4900004603","490:4900002368","490:4900005294"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,491,490,491,490,490,490],"twin_sims":[0.6913574580612918,0.5669325361806079,0.5505574991087873,0.5462006682294798,0.48153550670613565,0.4650720813695007,0.46087655555055407,0.4046901748672328,0.3681450180473079,0.3598633578980521,0.32809677686019956,0.30487637251444105,0.2938801055727622,0.29215925705289836,0.29001132670271074,0.28921437757401774,0.288462427815413,0.2655363765164268,0.2645139555244377,0.26001210378521317,0.23031599808365813,0.2278601747260231,0.2276091175917685,0.2183481124282724,0.20088028742666342],"twin_dists":[0.11158603775200457,0.1383654001626788,0.1418933164750652,0.14283464166213775,0.15701125193171903,0.16070495790800282,0.16165331378174957,0.17469286938537773,0.1836039763504139,0.18568244799710565,0.19389583844029493,0.20017942970353667,0.20325115761069465,0.20373794800856376,0.20434794544370652,0.20457495769524536,0.20478949444441155,0.21150038814621788,0.2118078308339368,0.21317045387108083,0.22255978251294983,0.22337076084061522,0.223453991621463,0.22656786846509125,0.23269261691440607],"n_dims_used":44,"mean_confidence":0.8961538835005327},"coverage":{"mean_confidence":0.8961538835005327,"n_dims_used":44,"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}}