{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001089},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008049","494:4940008115","496:4960012406","487:4870003571","480:4800004766","490:4900003625","490:4900001442","466:4660011989","485:4850007003","493:4930000294","490:4900006259","493:4930000537","494:4940007647","466:4660009223","478:4780005782","478:4780003984","499:4990001207","466:4660011988","480:4800005627","496:4960007928","480:4800004614","490:4900006135","467:4670003948","493:4930000397","480:4800004250"],"twin_admin_codes":[496,494,496,487,480,490,490,466,485,493,490,493,494,466,478,478,499,466,480,496,480,490,467,493,480],"twin_sims":[0.00762325578638617,0.004775854111084064,0.0011271015102519639,0.001087162752366342,0.0007149578634964293,0.0006320799979471362,0.0005706154922848251,0.0005697324903550645,0.00036222343258435056,0.0003120575517095276,0.000278810563092826,0.0002333698813792952,0.00023055550434838352,0.00021465228724309968,0.00012078842175847032,0.00008244108603509934,0.000056285730171064935,0.00004197061901560913,0.0000380883061629385,0.00003177782461266117,0.000019361559049157935,0.00001839894964903263,0.000016795636614193027,0.000014828984645771262,0.000013260222501377808],"twin_dists":[0.4055974928664608,0.4245995036980724,0.4785343867146636,0.47980437827432243,0.49431830065376026,0.4985047274129115,0.5019542233941199,0.5020062607720541,0.5169999546091587,0.5218408916086027,0.5254696074044058,0.5311496864304276,0.5315348478611861,0.5337980814680265,0.5516676297376281,0.5632249875481263,0.5745407032338038,0.5830927903498501,0.5858938328048097,0.591085654961346,0.6050596023788081,0.6064795639513595,0.6090100246897855,0.6124494950238769,0.6155212702232881],"n_dims_used":45,"mean_confidence":0.9087261623806424},"coverage":{"mean_confidence":0.9087261623806424,"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}}