{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004531},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003684","490:4900004393","490:4900009904","490:4900004394","490:4900003426","490:4900010367","490:4900001527","490:4900004522","490:4900004805","490:4900010287","494:4940008946","490:4900004529","490:4900010195","490:4900010893","490:4900003549","490:4900002572","490:4900004685","494:4940008861","490:4900004422","494:4940008633","490:4900009798","494:4940008773","490:4900005096","490:4900010283","490:4900010386"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,494,490,494,490,494,490,490,490],"twin_sims":[0.24453659867446542,0.24148249139190928,0.15730357754700014,0.133602460432522,0.12149591940734022,0.10133610984323264,0.0997226533696794,0.09119822288214097,0.08479846106697624,0.08467967526331381,0.0807528816880941,0.07575874349759432,0.07551980476311956,0.07507382602488688,0.07178427798162598,0.06890698609758114,0.05268755676386697,0.052418837291698495,0.05222016962819533,0.05183860975223768,0.05089415950357583,0.044665758175235604,0.0439175587864248,0.0423922850256653,0.04093803646177795],"twin_dists":[0.21797182258710004,0.21894221716265794,0.24979005133944632,0.26058445134780567,0.2666620598087139,0.2779018133451237,0.2788742709592748,0.2842275703701494,0.2885130609294581,0.28859500196977406,0.2913569426560588,0.29502963945635896,0.29521018582025077,0.29554841140238813,0.29809461588743297,0.30040043094339963,0.3151096574709518,0.31538324634235176,0.31558626381014027,0.31597798409757016,0.31695799346411824,0.3238304179516498,0.3247091307608052,0.32654015085868715,0.3283383039438722],"n_dims_used":45,"mean_confidence":0.9234872606065538},"coverage":{"mean_confidence":0.9234872606065538,"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}}