{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004061},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004204","490:4900006794","490:4900003508","490:4900006068","490:4900004201","490:4900005820","490:4900004743","490:4900004057","490:4900004882","490:4900004757","490:4900004474","490:4900006067","491:4910002067","490:4900004754","490:4900004612","491:4910001075","490:4900005819","490:4900002077","490:4900006436","490:4900007649","490:4900004750","490:4900006437","490:4900005941","490:4900006066","491:4910001263"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,491,490,490,490,490,490,490,490,490,491],"twin_sims":[0.3805459387575193,0.25913843654340635,0.2277180267544392,0.22221674508866537,0.22049820109961915,0.0856832797069368,0.06628291153994478,0.048709459723161756,0.03903523013738877,0.03610054329449702,0.029111399970130562,0.02582082096842425,0.022375640512671248,0.020480089033405015,0.020285007385902692,0.018879027441277455,0.018497475092157715,0.016753303974338368,0.01627031062662391,0.0158579693351779,0.015508846520189705,0.015432003709874303,0.015429365929762719,0.013290443567053228,0.012941479846756268],"twin_dists":[0.18053472889907138,0.21343660774714684,0.22341787845647432,0.2252565844803377,0.22583718778398937,0.28790555576235377,0.30257261322934675,0.3192843240913075,0.33077431793589457,0.3347360840519505,0.34540878308567635,0.3512174078220491,0.3580290010282914,0.362175314289314,0.36262078903630396,0.36594674308042635,0.36688662437466263,0.3714119600941146,0.37273811624696646,0.37389793979768915,0.37490086437190817,0.3751242749602173,0.3751319613333563,0.3817828402467762,0.38295657502349956],"n_dims_used":45,"mean_confidence":0.8989586724175347},"coverage":{"mean_confidence":0.8989586724175347,"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}}