{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001098},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001346","497:4970001057","497:4970000379","497:4970001659","497:4970000669","490:4900010403","497:4970001363","497:4970000968","490:4900010030","491:4910002415","497:4970000153","497:4970000324","497:4970001757","497:4970001053","497:4970000886","497:4970000759","497:4970001481","497:4970001741","497:4970001236","497:4970000533","497:4970000150","497:4970000600","490:4900006679","497:4970000470","497:4970001406"],"twin_admin_codes":[497,497,497,497,497,490,497,497,490,491,497,497,497,497,497,497,497,497,497,497,497,497,490,497,497],"twin_sims":[0.020376886622619304,0.006129321747311181,0.005571325296018839,0.0031289765809201296,0.0031035815238817923,0.0023410535803863835,0.0021268311106608486,0.002101011340429493,0.0019775964274959448,0.001912704293983179,0.0009665962356392682,0.0009071298628594356,0.0008510504867902384,0.0008297511448553314,0.0006726858192497646,0.0006629107605999657,0.0006154697726871748,0.0005908345358119341,0.0005524058913082393,0.0005520624374996029,0.0005388696505130408,0.0005374058721970417,0.00039862201101215083,0.0003671331982817586,0.00029438339459609723],"twin_dists":[0.36241051703991345,0.4145690949868814,0.4184346499071782,0.44107828362456747,0.44138980936136224,0.4520361412777927,0.45560303895454235,0.4560550142405481,0.45828851748042104,0.4595148470537781,0.48391902134430126,0.48612716076861856,0.4883363311217713,0.4892109983665282,0.49639354868469154,0.4968906969913848,0.4994049703988497,0.5007827711156635,0.5030428860869529,0.5030637395774535,0.5038740754020836,0.5039651230124327,0.5138664892257881,0.5165605150151178,0.5237220730767461],"n_dims_used":45,"mean_confidence":0.8893663194444444},"coverage":{"mean_confidence":0.8893663194444444,"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}}