{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012776","490:4900002877","490:4900005503","487:4870001932","490:4900002875","494:4940008704","490:4900012777","487:4870000413","494:4940008647","494:4940008078","466:4660006461","490:4900002583","490:4900012784","490:4900002427","494:4940006933","487:4870000412","466:4660006462","490:4900002119","466:4660009853","490:4900012641","494:4940007142","466:4660008186","494:4940007566","494:4940007021","490:4900001970"],"twin_admin_codes":[490,490,490,487,490,494,490,487,494,494,466,490,490,490,494,487,466,490,466,490,494,466,494,494,490],"twin_sims":[0.40005173993723886,0.3948461091219488,0.29839651950075535,0.27119344168780396,0.270768041002039,0.24450427715656392,0.2328733938579834,0.2266419626877128,0.21392493729108006,0.2074195726993412,0.20137802347830447,0.19713286435999328,0.19268595530497193,0.1854061166117724,0.18286018627388756,0.18179247896417333,0.17118420337351023,0.1686425880512035,0.16524328931583943,0.16397046355418923,0.16380067104278054,0.16339953009076816,0.16095563178627736,0.16042063256317746,0.15163682469315096],"twin_dists":[0.17580241499744445,0.17705462494184895,0.2019815170429385,0.2098124577900353,0.20993862477109418,0.21798205112905392,0.2217213007650504,0.22377519364479131,0.2280863781464337,0.23035880068539408,0.23251316137132108,0.2340536696368819,0.2356922169387597,0.23843248445777818,0.2394086323484996,0.23982086103487013,0.24401305108020602,0.24504487996285618,0.24644254005990132,0.24697121604297387,0.24704196450669152,0.24720932137181334,0.24823540558993956,0.24846153442917562,0.25225536936365717],"n_dims_used":45,"mean_confidence":0.9174896240234375},"coverage":{"mean_confidence":0.9174896240234375,"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}}