{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002213},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002787","499:4990002705","499:4990001489","477:4770003812","499:4990001569","477:4770004019","499:4990002298","499:4990001581","499:4990002041","499:4990002777","477:4770003652","499:4990002122","499:4990002022","499:4990000593","499:4990002549","499:4990002616","499:4990002302","499:4990000879","499:4990001259","499:4990001085","499:4990000598","499:4990000402","499:4990000683","499:4990001001","477:4770003884"],"twin_admin_codes":[499,499,499,477,499,477,499,499,499,499,477,499,499,499,499,499,499,499,499,499,499,499,499,499,477],"twin_sims":[0.8574237134109843,0.8544660248508518,0.7538152449188199,0.7420756562984984,0.7125423868406701,0.6955236680688641,0.6946142673015404,0.6938336723318262,0.6860127000664114,0.6609591125381364,0.6483801840934842,0.647244031733885,0.6457267319266412,0.641243990023647,0.634347170648086,0.6328737321830357,0.6187891904461067,0.617835871927505,0.6044683569556976,0.6038657316015934,0.6001595418904961,0.5995987869066649,0.5993506719814167,0.597970804157726,0.5968135708021107],"twin_dists":[0.0720359981589648,0.07284061014620494,0.09764073725513996,0.10031559177340021,0.10692636474142464,0.11067413344846445,0.11087335592478788,0.11104428346910168,0.11275306838130822,0.11818768131246231,0.12089885517473438,0.1211432963192003,0.12146964106491766,0.12243317649883885,0.12391399450740989,0.12423013748898683,0.1272492476428898,0.12745345632358748,0.13031608335338873,0.13044512357764937,0.13123876461123185,0.13135885169663597,0.13141198692317774,0.1317075033126514,0.13195535408337056],"n_dims_used":45,"mean_confidence":0.9298658582899305},"coverage":{"mean_confidence":0.9298658582899305,"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}}