{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001930},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004082","490:4900003948","490:4900001117","490:4900003806","490:4900002683","490:4900003944","490:4900003393","490:4900003380","490:4900004351","490:4900003658","490:4900001104","490:4900002396","490:4900003667","490:4900003931","494:4940004210","490:4900005060","490:4900005825","490:4900005178","490:4900003932","490:4900004084","490:4900003945","490:4900004066","490:4900003138","490:4900003248","490:4900002234"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.10017608658238475,0.06013745411410698,0.05778356731827486,0.041100762048955033,0.03125390770442781,0.0306044656006119,0.030313219406183728,0.02532637134609315,0.018104591016191003,0.017323030718802666,0.014794660406088789,0.013813987173799395,0.012186228487695945,0.009227791880329102,0.00878431416405143,0.008643052468047514,0.007985912581517688,0.007884789913382805,0.007025908983505534,0.0069118893553557865,0.006738365919880672,0.005987344617769279,0.005904814245441453,0.005789381868709486,0.005047839813218314],"twin_dists":[0.278599742690164,0.30794894781371124,0.3101282477049269,0.32813444578108014,0.3419233360675941,0.3429576454884869,0.34342760443207015,0.35214475522943295,0.3678723097523642,0.36989012826687917,0.3770159930838787,0.3800720292765975,0.3855959651347624,0.3975744436839079,0.39965853868772183,0.4003421661081204,0.4036601115336848,0.4041922613606418,0.4089768300640277,0.4096510727936665,0.4106966364367755,0.4155215342526833,0.416084588294133,0.41688414699465026,0.4223934802245774],"n_dims_used":44,"mean_confidence":0.9136673320423473},"coverage":{"mean_confidence":0.9136673320423473,"n_dims_used":44,"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}}