{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940006972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000048","494:4940006971","491:4910000014","491:4910000011","491:4910000021","494:4940007080","491:4910000065","491:4910000145","490:4900000853","491:4910000422","491:4910000372","491:4910000083","491:4910000018","491:4910000030","491:4910000474","491:4910000759","491:4910000066","491:4910000008","491:4910000123","491:4910000026","491:4910000374","491:4910000576","491:4910000371","491:4910000096","491:4910000013"],"twin_admin_codes":[491,494,491,491,491,494,491,491,490,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5203279079613161,0.3834661449313425,0.14809143088880924,0.12772189946167983,0.114737962429545,0.10546903287556127,0.09249657576902717,0.08266068061503297,0.08164689929474983,0.07557039280894799,0.07484332851125992,0.07273660173315269,0.07147736629176864,0.06577262037694902,0.06170023055347611,0.05946929314061053,0.05083527161032519,0.0469342322279634,0.045646058289442126,0.04482879418121149,0.042664343745815056,0.04250675738291484,0.04167854181478311,0.04123479031512846,0.038938533701795536],"twin_dists":[0.14845467141866384,0.17981908997030924,0.25383239552294773,0.26348201839377416,0.2702578136494928,0.27546485279288635,0.28338742014569296,0.2900019792168591,0.2907188361457993,0.295171922193926,0.295723854154727,0.29734794689911004,0.29833695930048043,0.30300314262935296,0.30654052752847083,0.30856030922788663,0.31701959807603236,0.32123965315353803,0.32269762157264686,0.3236405836149613,0.32620954010547315,0.3264008249587089,0.3274160742240168,0.32796704941118304,0.33090076975743005],"n_dims_used":45,"mean_confidence":0.8907906426323785},"coverage":{"mean_confidence":0.8907906426323785,"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}}