{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005229},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005756","490:4900006509","490:4900007245","490:4900003438","490:4900006519","490:4900012426","490:4900012706","490:4900006393","490:4900003993","490:4900005630","490:4900001820","490:4900006993","490:4900004969","490:4900002121","490:4900004686","490:4900006392","490:4900012490","490:4900003705","490:4900006508","490:4900006880","490:4900002441","490:4900007731","490:4900007003","466:4660005892","490:4900004537"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490],"twin_sims":[0.41066236140313905,0.37671360028117584,0.29650564555337977,0.27252174437707993,0.26560180389608823,0.25839233972146547,0.244511729358155,0.23408404735039604,0.23408006654195668,0.21166656089512348,0.21147325201100223,0.20605165269330286,0.20575928884642306,0.20134560317525954,0.19865769563183042,0.19596838067564903,0.19562286951586666,0.18537362693706003,0.17964926428883035,0.17940313860759463,0.17843684019685957,0.17229235396810927,0.17009043022529075,0.1688091039748108,0.1678301858930693],"twin_dists":[0.17327261144743097,0.18147793528921805,0.20251168679433815,0.20941928815023128,0.21148073922545513,0.2136643462449977,0.21797969271082823,0.22132647939569128,0.22132777542910723,0.2288698808726745,0.22893720847123497,0.23084278789385354,0.23094651438214928,0.23252484100444226,0.2334977182214532,0.23448024611956853,0.2346071524043179,0.238444881849899,0.24065352524702294,0.24074959749265398,0.2411276870570897,0.2435666088254946,0.24445573688939223,0.24497693825463088,0.2453770494880726],"n_dims_used":45,"mean_confidence":0.9193593343098958},"coverage":{"mean_confidence":0.9193593343098958,"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}}