{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000032},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660012827","487:4870000004","466:4660010975","466:4660011138","494:4940006487","466:4660011143","487:4870000001","497:4970002913","487:4870008332","466:4660011131","487:4870000017","487:4870009326","492:4920006337","466:4660012698","497:4970002802","466:4660009143","466:4660010643","487:4870008763","466:4660010317","466:4660010479","466:4660009146","466:4660012091","494:4940008357","494:4940002829","487:4870008901"],"twin_admin_codes":[466,487,466,466,494,466,487,497,487,466,487,487,492,466,497,466,466,487,466,466,466,466,494,494,487],"twin_sims":[0.09848502155562466,0.09829047573961554,0.09454854346234913,0.08199068635248936,0.07328297086193183,0.062035598990261405,0.05493131796620882,0.042525537414648776,0.042062910196641136,0.039388313558045646,0.03276710700431582,0.03274593877503207,0.030921072179595145,0.030898196147242197,0.03066521017232964,0.029318597146727077,0.027175484074649266,0.02629002768853135,0.026269243356812595,0.02493007122220167,0.024808937219427476,0.023554689775439085,0.020660147834164557,0.020506983437023254,0.019465995863791975],"twin_dists":[0.279628596683029,0.27974784562352634,0.2820784104033634,0.2904749462416882,0.29692313155456546,0.3062421067836072,0.31286931864266276,0.3263779976844822,0.32694281193773894,0.33031482222939845,0.33958292412099383,0.33961502138950106,0.3424510907314941,0.3424875420198088,0.34286011037507336,0.3450622761018645,0.348753024194109,0.35035147304663494,0.35038954778227127,0.35289938310518987,0.35313211366358077,0.3556014850665901,0.3617674141892618,0.36211419045745286,0.36453277600652045],"n_dims_used":43,"mean_confidence":0.9061786740325218},"coverage":{"mean_confidence":0.9061786740325218,"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}}