{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001679},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001855","491:4910001117","491:4910001386","491:4910001323","491:4910001059","491:4910001448","491:4910001632","491:4910001916","491:4910001125","491:4910001073","491:4910001186","491:4910001256","491:4910001253","491:4910001065","491:4910001259","491:4910001456","491:4910001129","491:4910001187","491:4910001074","491:4910001382","491:4910002259","491:4910001389","491:4910001260","490:4900004337","491:4910001514"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491],"twin_sims":[0.7555111016164384,0.729750934015914,0.6208439600995137,0.5847064765498525,0.5105866232165204,0.4988062539858943,0.4725122270040344,0.4193759889983153,0.40669749263519783,0.40310707178173827,0.37798775459257694,0.35531988132845904,0.3549631557129525,0.3406929867641004,0.32807576335590366,0.3186358977996859,0.2995613186050612,0.28628789503950314,0.2826613322928563,0.2793624403985995,0.26974287128763236,0.26773044365127874,0.2336399331747374,0.2334055235517732,0.22513160915261538],"twin_dists":[0.09725176490325882,0.10309318499657463,0.1268090531006226,0.13454963126530722,0.1505866507131111,0.15317896383502433,0.15903041135582202,0.1712164889303131,0.17421447487790376,0.1750709115414387,0.1811638286065448,0.1868330896708045,0.18692375086246713,0.19059040427910787,0.19390141008470788,0.19642469360499537,0.20165590738988312,0.2054117939698672,0.206455978940851,0.2074128718317019,0.21024317733952924,0.21084310927519148,0.2214711590680692,0.22154759576164898,0.22427862112347094],"n_dims_used":45,"mean_confidence":0.8955257839626736},"coverage":{"mean_confidence":0.8955257839626736,"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}}